Overview
Mark Fernandez is a primary care provider, practicing in Internal Medicine in Peru, Illinois.
Dr. Fernandez is highly rated in 13 conditions, according to our data. His clinical expertise encompasses Necrosis, Urinary Tract Infection in Children, Osteoarthritis, and Glucocorticoid-Remediable Aldosteronism.
Specialties
Licenses
Languages Spoken
Gender
Insurance
Accepted insurance can change. Please verify directly with the provider.
Accepted insurance plans:
- EPO
- HMO
- POS
- PPO
- EPO
- HMO
- POS
- PPO
- EPO
- HMO
- 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
- EPO
- HMO
- PPO
- HMO
- INDEMNITY
- POS
- PPO
- OTHER MANAGED MEDICAID
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- PPO
- OTHER MEDICAID
- STATE MEDICAID
- EPO
- HMO
- POS
- PPO
- EPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- OTHER MEDICARE
- OTHER MEDICARE PART D
Locations
920 West St Ste 311, Peru, IL 61354
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Frequently Asked Questions about Dr. Mark A. Fernandez
How do I make an appointment with Dr. Mark A. Fernandez?
You can book an appointment with Dr. Mark A. Fernandez by calling their office at 815-223-3300. MediFind provides direct contact information so you can schedule visits, second opinions, or consultations without navigating third-party calendars.
Is Dr. Mark A. Fernandez a top-rated expert for Necrosis?
MediFind is an objective health platform that identifies experts based on real-world data. Dr. Mark A. Fernandez is classified as an Advanced expert for Necrosis, 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. Mark A. Fernandez specialize in?
While Dr. Mark A. Fernandez is a Internal Medicine, they have specific expertise in Necrosis, Urinary Tract Infection in Children, and Osteoarthritis. MediFind analyzes a doctor's articles and referral patterns to identify their specific areas of focus within Internal Medicine.
Does Dr. Mark A. Fernandez accept my insurance?
Dr. Mark A. Fernandez accepts most major insurance plans, including Aetna and Anthem BCBS. We recommend calling the office directly at 815-223-3300 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
- Advanced
- Alzheimer's DiseaseDr. Fernandez isAdvanced. Learn about Alzheimer's Disease.
- Chronic Obstructive Pulmonary Disease (COPD)
- DementiaDr. Fernandez isAdvanced. Learn about Dementia.
- Familial HypertensionDr. Fernandez isAdvanced. Learn about Familial Hypertension.
- Glucocorticoid-Remediable AldosteronismDr. Fernandez isAdvanced. Learn about Glucocorticoid-Remediable Aldosteronism.
- High CholesterolDr. Fernandez isAdvanced. Learn about High Cholesterol.
- HypertensionDr. Fernandez isAdvanced. Learn about Hypertension.
- Maturity Onset Diabetes of the YoungDr. Fernandez isAdvanced. Learn about Maturity Onset Diabetes of the Young.
- NecrosisDr. Fernandez isAdvanced. Learn about Necrosis.
- OsteoarthritisDr. Fernandez isAdvanced. Learn about Osteoarthritis.
- Peptic UlcerDr. Fernandez isAdvanced. Learn about Peptic Ulcer.
- Type 2 Diabetes (T2D)Dr. Fernandez isAdvanced. Learn about Type 2 Diabetes (T2D).
- Urinary Tract Infection in ChildrenDr. Fernandez isAdvanced. Learn about Urinary Tract Infection in Children.
- Experienced
- Acute Eosinophilic PneumoniaDr. Fernandez isExperienced. Learn about Acute Eosinophilic Pneumonia.
- Acute Kidney FailureDr. Fernandez isExperienced. Learn about Acute Kidney Failure.
- Alpha-1 Antitrypsin Deficiency (AATD)Dr. Fernandez isExperienced. Learn about Alpha-1 Antitrypsin Deficiency (AATD).
- AnemiaDr. Fernandez isExperienced. Learn about Anemia.
- ApoplexyDr. Fernandez isExperienced. Learn about Apoplexy.
- Asthma in ChildrenDr. Fernandez isExperienced. Learn about Asthma in Children.
- AtherosclerosisDr. Fernandez isExperienced. Learn about Atherosclerosis.
- Atrial TachycardiaDr. Fernandez isExperienced. Learn about Atrial Tachycardia.
- Atrioventricular Nodal Reentrant Tachycardia (AVNRT)
- Atypical PneumoniaDr. Fernandez isExperienced. Learn about Atypical Pneumonia.
- Bacterial GastroenteritisDr. Fernandez isExperienced. Learn about Bacterial Gastroenteritis.
- Benign Paroxysmal Positional VertigoDr. Fernandez isExperienced. Learn about Benign Paroxysmal Positional Vertigo.
- BoilsDr. Fernandez isExperienced. Learn about Boils.
- Breast CancerDr. Fernandez isExperienced. Learn about Breast Cancer.
- CarbuncleDr. Fernandez isExperienced. Learn about Carbuncle.
- CellulitisDr. Fernandez isExperienced. Learn about Cellulitis.
- Cerebellar DegenerationDr. Fernandez isExperienced. Learn about Cerebellar Degeneration.
- Cerebral PalsyDr. Fernandez isExperienced. Learn about Cerebral Palsy.
- Childhood Iron Deficiency AnemiaDr. Fernandez isExperienced. Learn about Childhood Iron Deficiency Anemia.
- Chronic CoughDr. Fernandez isExperienced. Learn about Chronic Cough.
- Chronic Kidney DiseaseDr. Fernandez isExperienced. Learn about Chronic Kidney Disease.
- CirrhosisDr. Fernandez isExperienced. Learn about Cirrhosis.
- ColitisDr. Fernandez isExperienced. Learn about Colitis.
- Contracture DeformityDr. Fernandez isExperienced. Learn about Contracture Deformity.
- Coronary Heart DiseaseDr. Fernandez isExperienced. Learn about Coronary Heart Disease.
- CostochondritisDr. Fernandez isExperienced. Learn about Costochondritis.
- COVID-19Dr. Fernandez isExperienced. Learn about COVID-19.
- Deep Vein ThrombosisDr. Fernandez isExperienced. Learn about Deep Vein Thrombosis.
- DeliriumDr. Fernandez isExperienced. Learn about Delirium.
- Diabetic NephropathyDr. Fernandez isExperienced. Learn about Diabetic Nephropathy.
- Diabetic NeuropathyDr. Fernandez isExperienced. Learn about Diabetic Neuropathy.
- DiarrheaDr. Fernandez isExperienced. Learn about Diarrhea.
- Diverticular DiseaseDr. Fernandez isExperienced. Learn about Diverticular Disease.
- EmpyemaDr. Fernandez isExperienced. Learn about Empyema.
- Enlarged LiverDr. Fernandez isExperienced. Learn about Enlarged Liver.
- Enlarged Prostate (BPH)Dr. Fernandez isExperienced. Learn about Enlarged Prostate (BPH).
- EpilepsyDr. Fernandez isExperienced. Learn about Epilepsy.
- FaintingDr. Fernandez isExperienced. Learn about Fainting.
- Familial Neurocardiogenic SyncopeDr. Fernandez isExperienced. Learn about Familial Neurocardiogenic Syncope.
- Folate DeficiencyDr. Fernandez isExperienced. Learn about Folate Deficiency.
- FolliculitisDr. Fernandez isExperienced. Learn about Folliculitis.
- Gastroesophageal Reflux Disease (GERD)Dr. Fernandez isExperienced. Learn about Gastroesophageal Reflux Disease (GERD).
- Gastrointestinal BleedingDr. Fernandez isExperienced. Learn about Gastrointestinal Bleeding.
- Giant Cell Arteritis (GCA)Dr. Fernandez isExperienced. Learn about Giant Cell Arteritis (GCA).
- Gitelman SyndromeDr. Fernandez isExperienced. Learn about Gitelman Syndrome.
- Glyceraldehyde-3-Phosphate Dehydrogenase Deficiency
- GoutDr. Fernandez isExperienced. Learn about Gout.
- GTP Cyclohydrolase 1 DeficiencyDr. Fernandez isExperienced. Learn about GTP Cyclohydrolase 1 Deficiency.
- Heart AttackDr. Fernandez isExperienced. Learn about Heart Attack.
- Heart FailureDr. Fernandez isExperienced. Learn about Heart Failure.
- Heart Failure with Preserved Ejection Fraction (HFpEF)
- High Potassium LevelDr. Fernandez isExperienced. Learn about High Potassium Level.
- Hospital-Acquired PneumoniaDr. Fernandez isExperienced. Learn about Hospital-Acquired Pneumonia.
- Huntington DiseaseDr. Fernandez isExperienced. Learn about Huntington Disease.
- Hypereosinophilic SyndromeDr. Fernandez isExperienced. Learn about Hypereosinophilic Syndrome.
- Hyperkeratosis Lenticularis PerstansDr. Fernandez isExperienced. Learn about Hyperkeratosis Lenticularis Perstans.
- Hypertensive Heart DiseaseDr. Fernandez isExperienced. Learn about Hypertensive Heart Disease.
- HypothyroidismDr. Fernandez isExperienced. Learn about Hypothyroidism.
- Idiopathic EdemaDr. Fernandez isExperienced. Learn about Idiopathic Edema.
- Interstitial NephritisDr. Fernandez isExperienced. Learn about Interstitial Nephritis.
- Iron Deficiency AnemiaDr. Fernandez isExperienced. Learn about Iron Deficiency Anemia.
- Juvenile Temporal ArteritisDr. Fernandez isExperienced. Learn about Juvenile Temporal Arteritis.
- Keratosis PilarisDr. Fernandez isExperienced. Learn about Keratosis Pilaris.
- Kidney StonesDr. Fernandez isExperienced. Learn about Kidney Stones.
- Low Blood PressureDr. Fernandez isExperienced. Learn about Low Blood Pressure.
- Low Potassium LevelDr. Fernandez isExperienced. Learn about Low Potassium Level.
- Low Sodium LevelDr. Fernandez isExperienced. Learn about Low Sodium Level.
- Lung MetastasesDr. Fernandez isExperienced. Learn about Lung Metastases.
- Lung NodulesDr. Fernandez isExperienced. Learn about Lung Nodules.
- LymphangiectasisDr. Fernandez isExperienced. Learn about Lymphangiectasis.
- LymphangitisDr. Fernandez isExperienced. Learn about Lymphangitis.
- LymphedemaDr. Fernandez isExperienced. Learn about Lymphedema.
- Mcleod Neuroacanthocytosis SyndromeDr. Fernandez isExperienced. Learn about Mcleod Neuroacanthocytosis Syndrome.
- Meige DiseaseDr. Fernandez isExperienced. Learn about Meige Disease.
- MelorheostosisDr. Fernandez isExperienced. Learn about Melorheostosis.
- Melorheostosis with OsteopoikilosisDr. Fernandez isExperienced. Learn about Melorheostosis with Osteopoikilosis.
- Memory LossDr. Fernandez isExperienced. Learn about Memory Loss.
- Movement DisordersDr. Fernandez isExperienced. Learn about Movement Disorders.
- Muir-Torre SyndromeDr. Fernandez isExperienced. Learn about Muir-Torre Syndrome.
- Multiple Carboxylase DeficiencyDr. Fernandez isExperienced. Learn about Multiple Carboxylase Deficiency.
- Multisystem Inflammatory Syndrome in Children (MIS-C)
- Myasthenia GravisDr. Fernandez isExperienced. Learn about Myasthenia Gravis.
- Nasal FlaringDr. Fernandez isExperienced. Learn about Nasal Flaring.
- Necrotizing EnterocolitisDr. Fernandez isExperienced. Learn about Necrotizing Enterocolitis.
- NephrosclerosisDr. Fernandez isExperienced. Learn about Nephrosclerosis.
- NeuralgiaDr. Fernandez isExperienced. Learn about Neuralgia.
- Obesity in ChildrenDr. Fernandez isExperienced. Learn about Obesity in Children.
- OsteomyelitisDr. Fernandez isExperienced. Learn about Osteomyelitis.
- Osteomyelitis in ChildrenDr. Fernandez isExperienced. Learn about Osteomyelitis in Children.
- OsteopeniaDr. Fernandez isExperienced. Learn about Osteopenia.
- OsteoporosisDr. Fernandez isExperienced. Learn about Osteoporosis.
- Painful SwallowingDr. Fernandez isExperienced. Learn about Painful Swallowing.
- Parkinson's DiseaseDr. Fernandez isExperienced. Learn about Parkinson's Disease.
- Paroxysmal Supraventricular Tachycardia (PSVT)
- Pediatric MyocarditisDr. Fernandez isExperienced. Learn about Pediatric Myocarditis.
- PericarditisDr. Fernandez isExperienced. Learn about Pericarditis.
- Peripheral Artery DiseaseDr. Fernandez isExperienced. Learn about Peripheral Artery Disease.
- Peripheral NeuropathyDr. Fernandez isExperienced. Learn about Peripheral Neuropathy.
- Pharyngomaxillary Space AbscessDr. Fernandez isExperienced. Learn about Pharyngomaxillary Space Abscess.
- PleurisyDr. Fernandez isExperienced. Learn about Pleurisy.
- PneumoniaDr. Fernandez isExperienced. Learn about Pneumonia.
- Polymyalgia RheumaticaDr. Fernandez isExperienced. Learn about Polymyalgia Rheumatica.
- Post-Traumatic Stress Disorder (PTSD)Dr. Fernandez isExperienced. Learn about Post-Traumatic Stress Disorder (PTSD).
- Postmenopausal OsteoporosisDr. Fernandez isExperienced. Learn about Postmenopausal Osteoporosis.
- Primary Intestinal LymphangiectasiaDr. Fernandez isExperienced. Learn about Primary Intestinal Lymphangiectasia.
- Pseudocholinesterase DeficiencyDr. Fernandez isExperienced. Learn about Pseudocholinesterase Deficiency.
- Pseudomembranous ColitisDr. Fernandez isExperienced. Learn about Pseudomembranous Colitis.
- Pulmonary EdemaDr. Fernandez isExperienced. Learn about Pulmonary Edema.
- Pulmonary EmbolismDr. Fernandez isExperienced. Learn about Pulmonary Embolism.
- Renovascular HypertensionDr. Fernandez isExperienced. Learn about Renovascular Hypertension.
- RhabdomyolysisDr. Fernandez isExperienced. Learn about Rhabdomyolysis.
- Rhizomelic PseudopolyarthritisDr. Fernandez isExperienced. Learn about Rhizomelic Pseudopolyarthritis.
- SciaticaDr. Fernandez isExperienced. Learn about Sciatica.
- Seasonal Affective Disorder (SAD)Dr. Fernandez isExperienced. Learn about Seasonal Affective Disorder (SAD).
- SepsisDr. Fernandez isExperienced. Learn about Sepsis.
- ShinglesDr. Fernandez isExperienced. Learn about Shingles.
- Shwartzman PhenomenonDr. Fernandez isExperienced. Learn about Shwartzman Phenomenon.
- SinusitisDr. Fernandez isExperienced. Learn about Sinusitis.
- SitosterolemiaDr. Fernandez isExperienced. Learn about Sitosterolemia.
- Stasis Dermatitis and UlcersDr. Fernandez isExperienced. Learn about Stasis Dermatitis and Ulcers.
- StrokeDr. Fernandez isExperienced. Learn about Stroke.
- Subacute Combined DegenerationDr. Fernandez isExperienced. Learn about Subacute Combined Degeneration.
- Swallowing DifficultyDr. Fernandez isExperienced. Learn about Swallowing Difficulty.
- Temporal ArteritisDr. Fernandez isExperienced. Learn about Temporal Arteritis.
- TenosynovitisDr. Fernandez isExperienced. Learn about Tenosynovitis.
- Tietz SyndromeDr. Fernandez isExperienced. Learn about Tietz Syndrome.
- TracheitisDr. Fernandez isExperienced. Learn about Tracheitis.
- Transient Ischemic Attack (TIA)Dr. Fernandez isExperienced. Learn about Transient Ischemic Attack (TIA).
- Trichohepatoenteric SyndromeDr. Fernandez isExperienced. Learn about Trichohepatoenteric Syndrome.
- Trigeminal NeuralgiaDr. Fernandez isExperienced. Learn about Trigeminal Neuralgia.
- Ulcerative ColitisDr. Fernandez isExperienced. Learn about Ulcerative Colitis.
- Umbilical HerniaDr. Fernandez isExperienced. Learn about Umbilical Hernia.
- Urinary IncontinenceDr. Fernandez isExperienced. Learn about Urinary Incontinence.
- Urinary Tract Infection (UTI)Dr. Fernandez isExperienced. Learn about Urinary Tract Infection (UTI).
- Varicose VeinsDr. Fernandez isExperienced. Learn about Varicose Veins.
- Vascular DementiaDr. Fernandez isExperienced. Learn about Vascular Dementia.
- Venous InsufficiencyDr. Fernandez isExperienced. Learn about Venous Insufficiency.
- Venous Thromboembolism (VTE)Dr. Fernandez isExperienced. Learn about Venous Thromboembolism (VTE).
- VertigoDr. Fernandez isExperienced. Learn about Vertigo.
- Viral GastroenteritisDr. Fernandez isExperienced. Learn about Viral Gastroenteritis.
- Vitamin B12 Deficiency AnemiaDr. Fernandez isExperienced. Learn about Vitamin B12 Deficiency Anemia.
- Vitamin D DeficiencyDr. Fernandez isExperienced. Learn about Vitamin D Deficiency.
- Volkmann ContractureDr. Fernandez isExperienced. Learn about Volkmann Contracture.
