Overview
Douglas Callahan is a primary care provider, practicing in Family Medicine in Saint George, Utah.
Dr. Callahan is highly rated in 43 conditions, according to our data. His clinical expertise encompasses Sitosterolemia, Hypothyroidism, Hypertension, and Familial Hypertension.
Specialties
Licenses
Hospital Affiliations
Languages Spoken
Gender
Insurance
Accepted insurance can change. Please verify directly with the provider.
Accepted insurance plans:
- EPO
- HMO
- POS
- PPO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE SNP
- EPO
- HMO
- POS
- PPO
- EPO
- HMO
- POS
- PPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE-MEDICAID PLAN
- OTHER COMMERCIAL
- OTHER MEDICARE
- OTHER MEDICARE PART D
- PPO
- EPO
- INSURANCE PLAN
- MEDICARE MAPD
- MEDICARE PDP
- OTHER COMMERCIAL
- OTHER MEDICARE
- PPO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- OTHER MEDICARE PART D
- PPO
- HMO
- POS
- PPO
- OTHER MEDICARE
- OTHER MEDICARE PART D
- EPO
- HMO
- PPO
- INSURANCE PLAN
- MEDICARE MAPD
- OTHER MEDICARE PART D
- PPO
- PPO
- PPO
- EPO
- HMO
- POS
- PPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- OTHER COMMERCIAL
- OTHER MEDICARE
- OTHER MEDICARE PART D
- PPO
Accepted plan types not found. Please verify directly with the provider.
- EPO
- HMO
- PPO
- HMO
- PPO
- HMO
- INDEMNITY
- POS
- PPO
- EPO
- POS
- PPO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- OTHER MEDICARE
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- OTHER MEDICARE
- POS
- PPO
- OTHER MANAGED MEDICAID
- OTHER MEDICAID
- STATE MEDICAID
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- OTHER COMMERCIAL
- OTHER MEDICARE
- OTHER MEDICARE PART D
- EPO
- PPO
- EPO
- PPO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE PDP
- PPO
- INSURANCE PLAN
- MEDICARE MAPD
- OTHER COMMERCIAL
- PPO
- EPO
- HMO
- INDEMNITY
- POS
- HMO
- POS
- MANAGED MEDICAID PLAN
- MEDICARE SNP
- HMO
- OTHER COMMERCIAL
- OTHER COMMERCIAL
- HMO
- EPO
- HMO
- POS
- PPO
- EPO
- MEDICARE DISCOUNT CARD
- MEDICARE PDP
- OTHER MEDICARE
- EPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- OTHER MEDICARE
- OTHER MEDICARE PART D
Locations
1240 E 100 S Ste 15A, Saint George, UT 84790
Dixie Hospitalists
R Hansen is a primary care provider, practicing in Family Medicine in St George, Utah. Dr. Hansen is highly rated in 3 conditions, according to our data. His clinical expertise encompasses Klippel-Feil Syndrome, Frontonasal Dysplasia Klippel Feil Syndrome, Type 2 Diabetes (T2D), Maturity Onset Diabetes of the Young, and Myringotomy. Dr. Hansen is board certified in American Osteopathic Board Of Family Physicians. Dr. Hansen is currently accepting new patients.
Onehealth Inc.
Jonathan Baza is a primary care provider, practicing in Family Medicine in Saint George, Utah. He has been practicing medicine for over 10 years. Dr. Baza is highly rated in 34 conditions, according to our data. His clinical expertise encompasses Hypothyroidism, Gastroesophageal Reflux Disease (GERD), Sitosterolemia, and Folate Deficiency.
Callahan Clinic PC
Thomas Callahan is a primary care provider, practicing in Family Medicine in Saint George, Utah. Dr. Callahan is highly rated in 17 conditions, according to our data. His clinical expertise encompasses Familial Hypercholesterolemia, Hyperlipoproteinemia Type 4, Homozygous Familial Hypercholesterolemia (HoFH), Cardiac Ablation, and Pacemaker Implantation.
Frequently Asked Questions about Dr. Douglas Callahan
How do I make an appointment with Dr. Douglas Callahan?
You can book an appointment with Dr. Douglas Callahan by calling their office at 435-656-5323. MediFind provides direct contact information so you can schedule visits, second opinions, or consultations without navigating third-party calendars.
Is Dr. Douglas Callahan a top-rated expert for Sitosterolemia?
MediFind is an objective health platform that identifies experts based on real-world data. Dr. Douglas Callahan is classified as an Distinguished expert for Sitosterolemia, meaning they are among the top experts in the country for this condition. This ranking is based on their volume of patients, published research, and peer connections.
What conditions does Dr. Douglas Callahan specialize in?
While Dr. Douglas Callahan is a Family Medicine, they have specific expertise in Sitosterolemia, Hypothyroidism, and Hypertension. MediFind analyzes a doctor's articles and referral patterns to identify their specific areas of focus within Family Medicine.
Does Dr. Douglas Callahan accept my insurance?
Dr. Douglas Callahan accepts most major insurance plans, including Aetna and AlohaCare. We recommend calling the office directly at 435-656-5323 to verify that your specific plan is currently accepted before your visit.
Areas of Expertise
MediFind evaluates expertise by pulling from factors such as number of articles a doctor has published in medical journals, participation in clinical trials, speaking at industry conferences, prescribing and referral patterns, and strength of connections with other experts in their field.
Learn more about MediFind’s expert tiers
- Distinguished
- HypothyroidismDr. Callahan isDistinguished. Learn about Hypothyroidism.
- SitosterolemiaDr. Callahan isDistinguished. Learn about Sitosterolemia.
- Advanced
- Acute CystitisDr. Callahan isAdvanced. Learn about Acute Cystitis.
- Allergic RhinitisDr. Callahan isAdvanced. Learn about Allergic Rhinitis.
- CellulitisDr. Callahan isAdvanced. Learn about Cellulitis.
- Chronic CoughDr. Callahan isAdvanced. Learn about Chronic Cough.
- Defective Apolipoprotein B-100Dr. Callahan isAdvanced. Learn about Defective Apolipoprotein B-100.
- Diabetes Insipidus (DI)Dr. Callahan isAdvanced. Learn about Diabetes Insipidus (DI).
- DiarrheaDr. Callahan isAdvanced. Learn about Diarrhea.
- EmpyemaDr. Callahan isAdvanced. Learn about Empyema.
- Eunuchoidism Familial Hypogonadotropic
- Familial HypercholesterolemiaDr. Callahan isAdvanced. Learn about Familial Hypercholesterolemia.
- Familial HypertensionDr. Callahan isAdvanced. Learn about Familial Hypertension.
- Generalized Anxiety Disorder (GAD)Dr. Callahan isAdvanced. Learn about Generalized Anxiety Disorder (GAD).
- Glucocorticoid-Remediable Aldosteronism
- Heterozygous Familial Hypercholesterolemia (HeFH)
- High CholesterolDr. Callahan isAdvanced. Learn about High Cholesterol.
- Homozygous Familial Hypercholesterolemia (HoFH)
- Hyperlipoproteinemia Type 4Dr. Callahan isAdvanced. Learn about Hyperlipoproteinemia Type 4.
- HypertensionDr. Callahan isAdvanced. Learn about Hypertension.
- Hypogonadism Primary Partial AlopeciaDr. Callahan isAdvanced. Learn about Hypogonadism Primary Partial Alopecia.
- InsomniaDr. Callahan isAdvanced. Learn about Insomnia.
- LymphangitisDr. Callahan isAdvanced. Learn about Lymphangitis.
- Male Pseudohermaphroditism with Gynecomastia
- Maturity Onset Diabetes of the YoungDr. Callahan isAdvanced. Learn about Maturity Onset Diabetes of the Young.
- MigraineDr. Callahan isAdvanced. Learn about Migraine.
- NecrosisDr. Callahan isAdvanced. Learn about Necrosis.
- NeuralgiaDr. Callahan isAdvanced. Learn about Neuralgia.
- Neurohypophyseal Diabetes InsipidusDr. Callahan isAdvanced. Learn about Neurohypophyseal Diabetes Insipidus.
- ObesityDr. Callahan isAdvanced. Learn about Obesity.
- Obesity in ChildrenDr. Callahan isAdvanced. Learn about Obesity in Children.
- Osteomyelitis in ChildrenDr. Callahan isAdvanced. Learn about Osteomyelitis in Children.
- Peptic UlcerDr. Callahan isAdvanced. Learn about Peptic Ulcer.
- Seasonal Affective Disorder (SAD)Dr. Callahan isAdvanced. Learn about Seasonal Affective Disorder (SAD).
- ShinglesDr. Callahan isAdvanced. Learn about Shingles.
- SinusitisDr. Callahan isAdvanced. Learn about Sinusitis.
- Testicular FailureDr. Callahan isAdvanced. Learn about Testicular Failure.
- TracheitisDr. Callahan isAdvanced. Learn about Tracheitis.
- Trichohepatoenteric SyndromeDr. Callahan isAdvanced. Learn about Trichohepatoenteric Syndrome.
- Type 2 Diabetes (T2D)Dr. Callahan isAdvanced. Learn about Type 2 Diabetes (T2D).
- Urinary Tract Infection (UTI)Dr. Callahan isAdvanced. Learn about Urinary Tract Infection (UTI).
- Urinary Tract Infection in ChildrenDr. Callahan isAdvanced. Learn about Urinary Tract Infection in Children.
- VertigoDr. Callahan isAdvanced. Learn about Vertigo.
- Experienced
- Acute PancreatitisDr. Callahan isExperienced. Learn about Acute Pancreatitis.
- Adolescent Idiopathic ScoliosisDr. Callahan isExperienced. Learn about Adolescent Idiopathic Scoliosis.
- Adrenal Insufficiency PediatricDr. Callahan isExperienced. Learn about Adrenal Insufficiency Pediatric.
- Adult Immune ThrombocytopeniaDr. Callahan isExperienced. Learn about Adult Immune Thrombocytopenia.
- Alopecia AreataDr. Callahan isExperienced. Learn about Alopecia Areata.
- Alopecia TotalisDr. Callahan isExperienced. Learn about Alopecia Totalis.
- Alzheimer's DiseaseDr. Callahan isExperienced. Learn about Alzheimer's Disease.
- AnemiaDr. Callahan isExperienced. Learn about Anemia.
- Ankylosing SpondylitisDr. Callahan isExperienced. Learn about Ankylosing Spondylitis.
- Aphthous StomatitisDr. Callahan isExperienced. Learn about Aphthous Stomatitis.
- Aplastic AnemiaDr. Callahan isExperienced. Learn about Aplastic Anemia.
- Apolipoprotein C2 DeficiencyDr. Callahan isExperienced. Learn about Apolipoprotein C2 Deficiency.
- ApoplexyDr. Callahan isExperienced. Learn about Apoplexy.
- Apparent Mineralocorticoid ExcessDr. Callahan isExperienced. Learn about Apparent Mineralocorticoid Excess.
- Arginase DeficiencyDr. Callahan isExperienced. Learn about Arginase Deficiency.
- AtherosclerosisDr. Callahan isExperienced. Learn about Atherosclerosis.
- Atopic DermatitisDr. Callahan isExperienced. Learn about Atopic Dermatitis.
- Atypical PneumoniaDr. Callahan isExperienced. Learn about Atypical Pneumonia.
- Autism Spectrum DisorderDr. Callahan isExperienced. Learn about Autism Spectrum Disorder.
- Autosomal Recessive HypotrichosisDr. Callahan isExperienced. Learn about Autosomal Recessive Hypotrichosis.
- Avian InfluenzaDr. Callahan isExperienced. Learn about Avian Influenza.
- Axial Spondyloarthritis (AxSpA)Dr. Callahan isExperienced. Learn about Axial Spondyloarthritis (AxSpA).
- Benign Paroxysmal Positional VertigoDr. Callahan isExperienced. Learn about Benign Paroxysmal Positional Vertigo.
- BoilsDr. Callahan isExperienced. Learn about Boils.
- Bronchiolitis ObliteransDr. Callahan isExperienced. Learn about Bronchiolitis Obliterans.
- BronchitisDr. Callahan isExperienced. Learn about Bronchitis.
- Bullous PemphigoidDr. Callahan isExperienced. Learn about Bullous Pemphigoid.
- Burning Mouth SyndromeDr. Callahan isExperienced. Learn about Burning Mouth Syndrome.
- Canker SoreDr. Callahan isExperienced. Learn about Canker Sore.
- Carbamoyl Phosphate Synthetase 1 DeficiencyDr. Callahan isExperienced. Learn about Carbamoyl Phosphate Synthetase 1 Deficiency.
- Cerebellar DegenerationDr. Callahan isExperienced. Learn about Cerebellar Degeneration.
- Cerebral HypoxiaDr. Callahan isExperienced. Learn about Cerebral Hypoxia.
- ChickenpoxDr. Callahan isExperienced. Learn about Chickenpox.
- Childhood Iron Deficiency AnemiaDr. Callahan isExperienced. Learn about Childhood Iron Deficiency Anemia.
- Childhood PancreatitisDr. Callahan isExperienced. Learn about Childhood Pancreatitis.
- Chronic B-Cell Leukemia (CBCL)Dr. Callahan isExperienced. Learn about Chronic B-Cell Leukemia (CBCL).
- Chronic Kidney DiseaseDr. Callahan isExperienced. Learn about Chronic Kidney Disease.
- Chronic Lymphocytic Leukemia (CLL)Dr. Callahan isExperienced. Learn about Chronic Lymphocytic Leukemia (CLL).
- Chronic Obstructive Pulmonary Disease (COPD)
- Chronic PainDr. Callahan isExperienced. Learn about Chronic Pain.
- Chronic PancreatitisDr. Callahan isExperienced. Learn about Chronic Pancreatitis.
- ConcussionDr. Callahan isExperienced. Learn about Concussion.
- Congenital AfibrinogenemiaDr. Callahan isExperienced. Learn about Congenital Afibrinogenemia.
- Congenital HypothyroidismDr. Callahan isExperienced. Learn about Congenital Hypothyroidism.
- Conjunctivitis (Pink Eye)Dr. Callahan isExperienced. Learn about Conjunctivitis (Pink Eye).
- Continuous Spike-Wave During Slow Sleep Syndrome
- Coronary Heart DiseaseDr. Callahan isExperienced. Learn about Coronary Heart Disease.
- COVID-19Dr. Callahan isExperienced. Learn about COVID-19.
- Crohn's DiseaseDr. Callahan isExperienced. Learn about Crohn's Disease.
- Deep Vein ThrombosisDr. Callahan isExperienced. Learn about Deep Vein Thrombosis.
- DeliriumDr. Callahan isExperienced. Learn about Delirium.
- DementiaDr. Callahan isExperienced. Learn about Dementia.
- Diabetic Hyperglycemic Hyperosmolar Syndrome
- Diabetic NephropathyDr. Callahan isExperienced. Learn about Diabetic Nephropathy.
- Diabetic NeuropathyDr. Callahan isExperienced. Learn about Diabetic Neuropathy.
- Down SyndromeDr. Callahan isExperienced. Learn about Down Syndrome.
- DysfibrinogenemiaDr. Callahan isExperienced. Learn about Dysfibrinogenemia.
- Enlarged LiverDr. Callahan isExperienced. Learn about Enlarged Liver.
- Enlarged Prostate (BPH)Dr. Callahan isExperienced. Learn about Enlarged Prostate (BPH).
- Eosinophilic ColitisDr. Callahan isExperienced. Learn about Eosinophilic Colitis.
- Eosinophilic Granulomatosis with Polyangiitis (EGPA, Churg-Strauss Syndrome)
- EpilepsyDr. Callahan isExperienced. Learn about Epilepsy.
- Erectile Dysfunction (ED)Dr. Callahan isExperienced. Learn about Erectile Dysfunction (ED).
- EthmoiditisDr. Callahan isExperienced. Learn about Ethmoiditis.
- Eyelid BumpDr. Callahan isExperienced. Learn about Eyelid Bump.
- Factor 10 DeficiencyDr. Callahan isExperienced. Learn about Factor 10 Deficiency.
- Factor 12 DeficiencyDr. Callahan isExperienced. Learn about Factor 12 Deficiency.
- Factor 13 DeficiencyDr. Callahan isExperienced. Learn about Factor 13 Deficiency.
- Factor 5 DeficiencyDr. Callahan isExperienced. Learn about Factor 5 Deficiency.
- Factor 7 DeficiencyDr. Callahan isExperienced. Learn about Factor 7 Deficiency.
- Factor V Leiden ThrombophiliaDr. Callahan isExperienced. Learn about Factor V Leiden Thrombophilia.
- FaintingDr. Callahan isExperienced. Learn about Fainting.
- Familial Chronic Mucocutaneous CandidiasisDr. Callahan isExperienced. Learn about Familial Chronic Mucocutaneous Candidiasis.
- Familial HyperaldosteronismDr. Callahan isExperienced. Learn about Familial Hyperaldosteronism.
- Familial Hypocalciuric Hypercalcemia Type 1Dr. Callahan isExperienced. Learn about Familial Hypocalciuric Hypercalcemia Type 1.
- Familial HypofibrinogenemiaDr. Callahan isExperienced. Learn about Familial Hypofibrinogenemia.
- Familial Lipoprotein Lipase DeficiencyDr. Callahan isExperienced. Learn about Familial Lipoprotein Lipase Deficiency.
- Familial Neurocardiogenic SyncopeDr. Callahan isExperienced. Learn about Familial Neurocardiogenic Syncope.
- Fetal Alcohol Syndrome (FAS)Dr. Callahan isExperienced. Learn about Fetal Alcohol Syndrome (FAS).
- FibromyalgiaDr. Callahan isExperienced. Learn about Fibromyalgia.
- FluDr. Callahan isExperienced. Learn about Flu.
- FolliculitisDr. Callahan isExperienced. Learn about Folliculitis.
- Gastroesophageal Reflux Disease (GERD)Dr. Callahan isExperienced. Learn about Gastroesophageal Reflux Disease (GERD).
- Generalized Tonic-Clonic SeizureDr. Callahan isExperienced. Learn about Generalized Tonic-Clonic Seizure.
- GlossitisDr. Callahan isExperienced. Learn about Glossitis.
- GlossodyniaDr. Callahan isExperienced. Learn about Glossodynia.
- GoutDr. Callahan isExperienced. Learn about Gout.
- Grass AllergyDr. Callahan isExperienced. Learn about Grass Allergy.
- Growth Hormone Deficiency (GHD)Dr. Callahan isExperienced. Learn about Growth Hormone Deficiency (GHD).
- H1N1 InfluenzaDr. Callahan isExperienced. Learn about H1N1 Influenza.
- HeadacheDr. Callahan isExperienced. Learn about Headache.
- Heart FailureDr. Callahan isExperienced. Learn about Heart Failure.
- Heart Failure with Preserved Ejection Fraction (HFpEF)
- Hemangioma Thrombocytopenia SyndromeDr. Callahan isExperienced. Learn about Hemangioma Thrombocytopenia Syndrome.
- HemiplegiaDr. Callahan isExperienced. Learn about Hemiplegia.
- HemochromatosisDr. Callahan isExperienced. Learn about Hemochromatosis.
- Hemorrhagic ProctocolitisDr. Callahan isExperienced. Learn about Hemorrhagic Proctocolitis.
- HepatitisDr. Callahan isExperienced. Learn about Hepatitis.
- Hereditary PancreatitisDr. Callahan isExperienced. Learn about Hereditary Pancreatitis.
- HiccupsDr. Callahan isExperienced. Learn about Hiccups.
- High Molecular Weight Kininogen DeficiencyDr. Callahan isExperienced. Learn about High Molecular Weight Kininogen Deficiency.
- HivesDr. Callahan isExperienced. Learn about Hives.
- Hospital-Acquired PneumoniaDr. Callahan isExperienced. Learn about Hospital-Acquired Pneumonia.
- HyperaldosteronismDr. Callahan isExperienced. Learn about Hyperaldosteronism.
- HypercalcemiaDr. Callahan isExperienced. Learn about Hypercalcemia.
- HyperhidrosisDr. Callahan isExperienced. Learn about Hyperhidrosis.
- Hyperlipoproteinemia Type 5Dr. Callahan isExperienced. Learn about Hyperlipoproteinemia Type 5.
- Hypertensive Heart DiseaseDr. Callahan isExperienced. Learn about Hypertensive Heart Disease.
- HypogonadismDr. Callahan isExperienced. Learn about Hypogonadism.
- Hypogonadotropic HypogonadismDr. Callahan isExperienced. Learn about Hypogonadotropic Hypogonadism.
- HypopituitarismDr. Callahan isExperienced. Learn about Hypopituitarism.
- Idiopathic EdemaDr. Callahan isExperienced. Learn about Idiopathic Edema.
- Idiopathic HypercalciuriaDr. Callahan isExperienced. Learn about Idiopathic Hypercalciuria.
- Immune Thrombocytopenic Purpura (ITP)Dr. Callahan isExperienced. Learn about Immune Thrombocytopenic Purpura (ITP).
- Inborn Amino Acid Metabolism DisorderDr. Callahan isExperienced. Learn about Inborn Amino Acid Metabolism Disorder.
- Industrial BronchitisDr. Callahan isExperienced. Learn about Industrial Bronchitis.
- Infant HyperglycemiaDr. Callahan isExperienced. Learn about Infant Hyperglycemia.
- InfertilityDr. Callahan isExperienced. Learn about Infertility.
- Interstitial NephritisDr. Callahan isExperienced. Learn about Interstitial Nephritis.
- Iron Deficiency AnemiaDr. Callahan isExperienced. Learn about Iron Deficiency Anemia.
- Irritable Bowel Syndrome (IBS)Dr. Callahan isExperienced. Learn about Irritable Bowel Syndrome (IBS).
- Isolated Hypogonadotropic HypogonadismDr. Callahan isExperienced. Learn about Isolated Hypogonadotropic Hypogonadism.
- JaundiceDr. Callahan isExperienced. Learn about Jaundice.
- Juvenile Primary OsteoporosisDr. Callahan isExperienced. Learn about Juvenile Primary Osteoporosis.
- Kallmann SyndromeDr. Callahan isExperienced. Learn about Kallmann Syndrome.
- Landau-Kleffner SyndromeDr. Callahan isExperienced. Learn about Landau-Kleffner Syndrome.
- Liver FailureDr. Callahan isExperienced. Learn about Liver Failure.
- Long Haul COVIDDr. Callahan isExperienced. Learn about Long Haul COVID.
- Low Blood PressureDr. Callahan isExperienced. Learn about Low Blood Pressure.
- Low Blood SugarDr. Callahan isExperienced. Learn about Low Blood Sugar.
- Low Sodium LevelDr. Callahan isExperienced. Learn about Low Sodium Level.
- Lung MetastasesDr. Callahan isExperienced. Learn about Lung Metastases.
- LymphadenitisDr. Callahan isExperienced. Learn about Lymphadenitis.
- LymphangiectasisDr. Callahan isExperienced. Learn about Lymphangiectasis.
- LymphedemaDr. Callahan isExperienced. Learn about Lymphedema.
- Meige DiseaseDr. Callahan isExperienced. Learn about Meige Disease.
- Memory LossDr. Callahan isExperienced. Learn about Memory Loss.
- Meniere DiseaseDr. Callahan isExperienced. Learn about Meniere Disease.
- MenopauseDr. Callahan isExperienced. Learn about Menopause.
- MesotheliomaDr. Callahan isExperienced. Learn about Mesothelioma.
- MetatarsalgiaDr. Callahan isExperienced. Learn about Metatarsalgia.
- Migraine with Brainstem AuraDr. Callahan isExperienced. Learn about Migraine with Brainstem Aura.
- Milk-Alkali SyndromeDr. Callahan isExperienced. Learn about Milk-Alkali Syndrome.
- Morning SicknessDr. Callahan isExperienced. Learn about Morning Sickness.
- Mouth SoresDr. Callahan isExperienced. Learn about Mouth Sores.
- Multisystem Inflammatory Syndrome in Children (MIS-C)
- Musculocontractural Ehlers-Danlos Syndrome (mcEDS)
- N-Acetylglutamate Synthase DeficiencyDr. Callahan isExperienced. Learn about N-Acetylglutamate Synthase Deficiency.
- NephrosclerosisDr. Callahan isExperienced. Learn about Nephrosclerosis.
- Newborn JaundiceDr. Callahan isExperienced. Learn about Newborn Jaundice.
- Oral HerpesDr. Callahan isExperienced. Learn about Oral Herpes.
- Osmotic DiuresisDr. Callahan isExperienced. Learn about Osmotic Diuresis.
- OsteoarthritisDr. Callahan isExperienced. Learn about Osteoarthritis.
- OsteoporosisDr. Callahan isExperienced. Learn about Osteoporosis.
- OtitisDr. Callahan isExperienced. Learn about Otitis.
- Painful Menstrual PeriodsDr. Callahan isExperienced. Learn about Painful Menstrual Periods.
- Painful SwallowingDr. Callahan isExperienced. Learn about Painful Swallowing.
- PanhypopituitarismDr. Callahan isExperienced. Learn about Panhypopituitarism.
- ParaplegiaDr. Callahan isExperienced. Learn about Paraplegia.
- Paris-Trousseau ThrombocytopeniaDr. Callahan isExperienced. Learn about Paris-Trousseau Thrombocytopenia.
- Pediatric Growth Hormone DeficiencyDr. Callahan isExperienced. Learn about Pediatric Growth Hormone Deficiency.
- Pediatric MyocarditisDr. Callahan isExperienced. Learn about Pediatric Myocarditis.
- Perianal Streptococcal CellulitisDr. Callahan isExperienced. Learn about Perianal Streptococcal Cellulitis.
- Periorbital CellulitisDr. Callahan isExperienced. Learn about Periorbital Cellulitis.
- Peripheral NeuropathyDr. Callahan isExperienced. Learn about Peripheral Neuropathy.
- Persistent Genital Arousal DisorderDr. Callahan isExperienced. Learn about Persistent Genital Arousal Disorder.
- Phenylketonuria (PKU)Dr. Callahan isExperienced. Learn about Phenylketonuria (PKU).
- PneumoniaDr. Callahan isExperienced. Learn about Pneumonia.
- Polycystic Ovary SyndromeDr. Callahan isExperienced. Learn about Polycystic Ovary Syndrome.
- Polycythemia VeraDr. Callahan isExperienced. Learn about Polycythemia Vera.
- Polymyalgia RheumaticaDr. Callahan isExperienced. Learn about Polymyalgia Rheumatica.
- Post Polio SyndromeDr. Callahan isExperienced. Learn about Post Polio Syndrome.
- Post-Traumatic Stress Disorder (PTSD)Dr. Callahan isExperienced. Learn about Post-Traumatic Stress Disorder (PTSD).
- Postmenopausal OsteoporosisDr. Callahan isExperienced. Learn about Postmenopausal Osteoporosis.
- Precocious PubertyDr. Callahan isExperienced. Learn about Precocious Puberty.
- Primary Intestinal LymphangiectasiaDr. Callahan isExperienced. Learn about Primary Intestinal Lymphangiectasia.
- Protein DeficiencyDr. Callahan isExperienced. Learn about Protein Deficiency.
- Prothrombin DeficiencyDr. Callahan isExperienced. Learn about Prothrombin Deficiency.
- Psoriatic ArthritisDr. Callahan isExperienced. Learn about Psoriatic Arthritis.
- Pulmonary EdemaDr. Callahan isExperienced. Learn about Pulmonary Edema.
- Pulmonary EmbolismDr. Callahan isExperienced. Learn about Pulmonary Embolism.
- Pulmonary HypertensionDr. Callahan isExperienced. Learn about Pulmonary Hypertension.
- Pulmonary Veno-Occlusive DiseaseDr. Callahan isExperienced. Learn about Pulmonary Veno-Occlusive Disease.
- Rabson-Mendenhall SyndromeDr. Callahan isExperienced. Learn about Rabson-Mendenhall Syndrome.
- Relapsing Multiple Sclerosis (RMS)Dr. Callahan isExperienced. Learn about Relapsing Multiple Sclerosis (RMS).
- Renovascular HypertensionDr. Callahan isExperienced. Learn about Renovascular Hypertension.
- Restless Legs SyndromeDr. Callahan isExperienced. Learn about Restless Legs Syndrome.
- ReticuloendotheliosisDr. Callahan isExperienced. Learn about Reticuloendotheliosis.
- Rheumatoid Lung DiseaseDr. Callahan isExperienced. Learn about Rheumatoid Lung Disease.
- Rheumatoid PneumoconiosisDr. Callahan isExperienced. Learn about Rheumatoid Pneumoconiosis.
- Rhizomelic PseudopolyarthritisDr. Callahan isExperienced. Learn about Rhizomelic Pseudopolyarthritis.
- Richter SyndromeDr. Callahan isExperienced. Learn about Richter Syndrome.
- RingwormDr. Callahan isExperienced. Learn about Ringworm.
- RUNX1 Familial Platelet DisorderDr. Callahan isExperienced. Learn about RUNX1 Familial Platelet Disorder.
- Sacroiliac Joint DiseaseDr. Callahan isExperienced. Learn about Sacroiliac Joint Disease.
- SciaticaDr. Callahan isExperienced. Learn about Sciatica.
- ScoliosisDr. Callahan isExperienced. Learn about Scoliosis.
- Sheehan SyndromeDr. Callahan isExperienced. Learn about Sheehan Syndrome.
- Short Stature (Growth Disorders)Dr. Callahan isExperienced. Learn about Short Stature (Growth Disorders).
- SialadenitisDr. Callahan isExperienced. Learn about Sialadenitis.
- SpasticityDr. Callahan isExperienced. Learn about Spasticity.
- Spinal ShockDr. Callahan isExperienced. Learn about Spinal Shock.
- Stress Urinary IncontinenceDr. Callahan isExperienced. Learn about Stress Urinary Incontinence.
- StrokeDr. Callahan isExperienced. Learn about Stroke.
- Subacute Combined DegenerationDr. Callahan isExperienced. Learn about Subacute Combined Degeneration.
- Sutton Disease 2Dr. Callahan isExperienced. Learn about Sutton Disease 2.
- Swallowing DifficultyDr. Callahan isExperienced. Learn about Swallowing Difficulty.
- Tennis ElbowDr. Callahan isExperienced. Learn about Tennis Elbow.
- TenosynovitisDr. Callahan isExperienced. Learn about Tenosynovitis.
- Tension HeadacheDr. Callahan isExperienced. Learn about Tension Headache.
- ThrombocytopeniaDr. Callahan isExperienced. Learn about Thrombocytopenia.
- ThrombophlebitisDr. Callahan isExperienced. Learn about Thrombophlebitis.
- ThrushDr. Callahan isExperienced. Learn about Thrush.
- Thyroid DysgenesisDr. Callahan isExperienced. Learn about Thyroid Dysgenesis.
- TMJ DisordersDr. Callahan isExperienced. Learn about TMJ Disorders.
- TonsillitisDr. Callahan isExperienced. Learn about Tonsillitis.
- Transient Familial HyperbilirubinemiaDr. Callahan isExperienced. Learn about Transient Familial Hyperbilirubinemia.
- Transient Ischemic Attack (TIA)Dr. Callahan isExperienced. Learn about Transient Ischemic Attack (TIA).
- Trigeminal NeuralgiaDr. Callahan isExperienced. Learn about Trigeminal Neuralgia.
- Type 1 Diabetes (T1D)Dr. Callahan isExperienced. Learn about Type 1 Diabetes (T1D).
- Ulcerative ColitisDr. Callahan isExperienced. Learn about Ulcerative Colitis.
- Urea Cycle Disorders (UCD)Dr. Callahan isExperienced. Learn about Urea Cycle Disorders (UCD).
- Urinary IncontinenceDr. Callahan isExperienced. Learn about Urinary Incontinence.
- VisceromegalyDr. Callahan isExperienced. Learn about Visceromegaly.
- Vitamin B12 DeficiencyDr. Callahan isExperienced. Learn about Vitamin B12 Deficiency.
- Vitamin D DeficiencyDr. Callahan isExperienced. Learn about Vitamin D Deficiency.
- VulvovaginitisDr. Callahan isExperienced. Learn about Vulvovaginitis.
- WartsDr. Callahan isExperienced. Learn about Warts.
