Overview
I partner with patients to offer guidance in the decisionmaking process and help them make sense of all the complex medical jargon. In healthcare, there are often several options or approaches to a single problem. I work to tailor care to each patient’s individual needs and preferences and help coordinate any specialized treatment that may be required.My approach is straightforward and pragmatic, but I also try to inject some humor. I want my patients to know that I’m an approachable, personable provider and don’t want them to feel intimidated by the initials before or after my name.
Dr. Spencer is highly rated in 4 conditions, according to our data. His clinical expertise encompasses Familial Hypertension, Hypertension, Glucocorticoid-Remediable Aldosteronism, and High Cholesterol.
Dr. Spencer is board certified in Not Board Certified (2004). Dr. Spencer is currently accepting new patients.
Specialties
Licenses
Board Certifications
Hospital Affiliations
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
- HMO
- POS
- EPO
- HMO
- POS
- PPO
- EPO
- INSURANCE PLAN
- MEDICARE MAPD
- MEDICARE PDP
- OTHER COMMERCIAL
- OTHER MEDICARE
- PPO
- HMO
- POS
- PPO
- HMO
- EPO
- HMO
- PPO
- OTHER COMMERCIAL
- EPO
- PPO
- EPO
- HMO
- POS
- PPO
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- HMO
- POS
- PPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- OTHER COMMERCIAL
- OTHER MEDICARE
- OTHER MEDICARE PART D
- PPO
- POS
- PPO
- EPO
- HMO
- PPO
- HMO
- INDEMNITY
- POS
- PPO
- OTHER MANAGED MEDICAID
- EPO
- HMO
- PPO
- OTHER MEDICAID
- STATE MEDICAID
- HMO
- PPO
- HMO
- INSURANCE PLAN
- MEDICARE MAPD
- OTHER COMMERCIAL
- PPO
- HMO
- POS
- PPO
- HMO
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- OTHER COMMERCIAL
- OTHER MEDICARE PART D
- EPO
- HMO
- INDEMNITY
- POS
- EPO
- HMO
- POS
- PPO
- 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
2005 Midway Road, Menasha, WI 54952
Ascension Medical Group WI - Richmond Street - Family Medicine
Charles Miller, DO, is a family medicine doctor with Ascension Wisconsin in Appleton, WI. He provides primary care for minor illness and injuries, preventive health screenings, routine check-ups and vaccinations. Dr. Miller listens to understand you and your health concerns. He takes the time to get to know you and your family's health history. Then, Dr. Miller works with you to create a personalized care plan for your long-term health needs. Dr. Miller is highly rated in 11 conditions, according to our data. His clinical expertise encompasses Liver Cancer, Necrosis, Liver Failure, Liver Transplant, and Hepato-Pancreato-Biliary Surgery. Dr. Miller is board certified in The American Board Of Family Medicine - Family Medicine. Dr. Miller is currently accepting new patients.
James Gast, MD
James Gast is a primary care provider, practicing in Family Medicine in Green Bay, Wisconsin. Dr. Gast is highly rated in 259 conditions, according to our data. His clinical expertise encompasses High Cholesterol, Type 2 Diabetes (T2D), Familial Hypertension, Hypertension, and Intrauterine Device Insertion. Dr. Gast is currently accepting new patients.
Daniel Lemkuil, MD
Daniel Lemkuil is a primary care provider, practicing in Family Medicine in Green Bay, Wisconsin. Dr. Lemkuil is highly rated in 35 conditions, according to our data. His clinical expertise encompasses Sitosterolemia, High Cholesterol, Attention Deficit Hyperactivity Disorder (ADHD), and Familial Hypertension. Dr. Lemkuil is currently accepting new patients.
Frequently Asked Questions about Dr. John R. Spencer
How do I make an appointment with Dr. John R. Spencer?
You can book an appointment with Dr. John R. Spencer by calling their office at 920-832-8500. MediFind provides direct contact information so you can schedule visits, second opinions, or consultations without navigating third-party calendars.
Is Dr. John R. Spencer a top-rated expert for Familial Hypertension?
MediFind is an objective health platform that identifies experts based on real-world data. Dr. John R. Spencer is classified as an Advanced expert for Familial Hypertension, 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. John R. Spencer specialize in?
While Dr. John R. Spencer is a Family Medicine, they have specific expertise in Familial Hypertension, Hypertension, and Glucocorticoid-Remediable Aldosteronism. MediFind analyzes a doctor's articles and referral patterns to identify their specific areas of focus within Family Medicine.
Does Dr. John R. Spencer accept my insurance?
Dr. John R. Spencer accepts most major insurance plans, including Aetna and Anthem BCBS. We recommend calling the office directly at 920-832-8500 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
- Familial HypertensionDr. Spencer isAdvanced. Learn about Familial Hypertension.
- Glucocorticoid-Remediable Aldosteronism
- High CholesterolDr. Spencer isAdvanced. Learn about High Cholesterol.
- HypertensionDr. Spencer isAdvanced. Learn about Hypertension.
- Experienced
- Acute CystitisDr. Spencer isExperienced. Learn about Acute Cystitis.
- Acute PancreatitisDr. Spencer isExperienced. Learn about Acute Pancreatitis.
- Alcoholic CirrhosisDr. Spencer isExperienced. Learn about Alcoholic Cirrhosis.
- Allergic RhinitisDr. Spencer isExperienced. Learn about Allergic Rhinitis.
- Alport SyndromeDr. Spencer isExperienced. Learn about Alport Syndrome.
- AtherosclerosisDr. Spencer isExperienced. Learn about Atherosclerosis.
- Attention Deficit Hyperactivity Disorder (ADHD)
- Attenuated Familial Adenomatous PolyposisDr. Spencer isExperienced. Learn about Attenuated Familial Adenomatous Polyposis.
- Benign Paroxysmal Positional VertigoDr. Spencer isExperienced. Learn about Benign Paroxysmal Positional Vertigo.
- Bowel IncontinenceDr. Spencer isExperienced. Learn about Bowel Incontinence.
- BullaeDr. Spencer isExperienced. Learn about Bullae.
- CellulitisDr. Spencer isExperienced. Learn about Cellulitis.
- Childhood PancreatitisDr. Spencer isExperienced. Learn about Childhood Pancreatitis.
- Chronic PainDr. Spencer isExperienced. Learn about Chronic Pain.
- ColitisDr. Spencer isExperienced. Learn about Colitis.
- Congenital Antithrombin 3 DeficiencyDr. Spencer isExperienced. Learn about Congenital Antithrombin 3 Deficiency.
- Coronary Heart DiseaseDr. Spencer isExperienced. Learn about Coronary Heart Disease.
- Cronkhite-Canada DiseaseDr. Spencer isExperienced. Learn about Cronkhite-Canada Disease.
- Deep Vein ThrombosisDr. Spencer isExperienced. Learn about Deep Vein Thrombosis.
- Diabetic NephropathyDr. Spencer isExperienced. Learn about Diabetic Nephropathy.
- Diabetic NeuropathyDr. Spencer isExperienced. Learn about Diabetic Neuropathy.
- EmphysemaDr. Spencer isExperienced. Learn about Emphysema.
- EmpyemaDr. Spencer isExperienced. Learn about Empyema.
- Enlarged LiverDr. Spencer isExperienced. Learn about Enlarged Liver.
- Enlarged Prostate (BPH)Dr. Spencer isExperienced. Learn about Enlarged Prostate (BPH).
- Epidural LipomatosisDr. Spencer isExperienced. Learn about Epidural Lipomatosis.
- EpilepsyDr. Spencer isExperienced. Learn about Epilepsy.
- Factor V Leiden ThrombophiliaDr. Spencer isExperienced. Learn about Factor V Leiden Thrombophilia.
- FaintingDr. Spencer isExperienced. Learn about Fainting.
- Familial HypertriglyceridemiaDr. Spencer isExperienced. Learn about Familial Hypertriglyceridemia.
- Familial Hypocalciuric Hypercalcemia Type 1
- Familial HypopituitarismDr. Spencer isExperienced. Learn about Familial Hypopituitarism.
- Familial Neurocardiogenic SyncopeDr. Spencer isExperienced. Learn about Familial Neurocardiogenic Syncope.
- FibromyalgiaDr. Spencer isExperienced. Learn about Fibromyalgia.
- Gas Bloat SyndromeDr. Spencer isExperienced. Learn about Gas Bloat Syndrome.
- Gastroesophageal Reflux Disease (GERD)Dr. Spencer isExperienced. Learn about Gastroesophageal Reflux Disease (GERD).
- Generalized Anxiety Disorder (GAD)Dr. Spencer isExperienced. Learn about Generalized Anxiety Disorder (GAD).
- Grass AllergyDr. Spencer isExperienced. Learn about Grass Allergy.
- Heart FailureDr. Spencer isExperienced. Learn about Heart Failure.
- Heart Failure with Preserved Ejection Fraction (HFpEF)
- HemochromatosisDr. Spencer isExperienced. Learn about Hemochromatosis.
- Hereditary Resistance to Anti-Vitamin KDr. Spencer isExperienced. Learn about Hereditary Resistance to Anti-Vitamin K.
- HypercalcemiaDr. Spencer isExperienced. Learn about Hypercalcemia.
- HyperhidrosisDr. Spencer isExperienced. Learn about Hyperhidrosis.
- Hypertensive Heart DiseaseDr. Spencer isExperienced. Learn about Hypertensive Heart Disease.
- HyperthyroidismDr. Spencer isExperienced. Learn about Hyperthyroidism.
- HypothyroidismDr. Spencer isExperienced. Learn about Hypothyroidism.
- Idiopathic EdemaDr. Spencer isExperienced. Learn about Idiopathic Edema.
- Idiopathic HypercalciuriaDr. Spencer isExperienced. Learn about Idiopathic Hypercalciuria.
- Iron Deficiency AnemiaDr. Spencer isExperienced. Learn about Iron Deficiency Anemia.
- Juvenile Polyposis SyndromeDr. Spencer isExperienced. Learn about Juvenile Polyposis Syndrome.
- Long Haul COVIDDr. Spencer isExperienced. Learn about Long Haul COVID.
- Lymphofollicular HyperplasiaDr. Spencer isExperienced. Learn about Lymphofollicular Hyperplasia.
- MalnutritionDr. Spencer isExperienced. Learn about Malnutrition.
- Maturity Onset Diabetes of the YoungDr. Spencer isExperienced. Learn about Maturity Onset Diabetes of the Young.
- Memory LossDr. Spencer isExperienced. Learn about Memory Loss.
- MigraineDr. Spencer isExperienced. Learn about Migraine.
- Migraine with Brainstem AuraDr. Spencer isExperienced. Learn about Migraine with Brainstem Aura.
- Milk-Alkali SyndromeDr. Spencer isExperienced. Learn about Milk-Alkali Syndrome.
- NecrosisDr. Spencer isExperienced. Learn about Necrosis.
- NephrosclerosisDr. Spencer isExperienced. Learn about Nephrosclerosis.
- NeuralgiaDr. Spencer isExperienced. Learn about Neuralgia.
- ObesityDr. Spencer isExperienced. Learn about Obesity.
- Obesity in ChildrenDr. Spencer isExperienced. Learn about Obesity in Children.
- OsteoarthritisDr. Spencer isExperienced. Learn about Osteoarthritis.
- Peptic UlcerDr. Spencer isExperienced. Learn about Peptic Ulcer.
- Peripheral Artery DiseaseDr. Spencer isExperienced. Learn about Peripheral Artery Disease.
- Peripheral NeuropathyDr. Spencer isExperienced. Learn about Peripheral Neuropathy.
- Pompholyx EczemaDr. Spencer isExperienced. Learn about Pompholyx Eczema.
- Premature EjaculationDr. Spencer isExperienced. Learn about Premature Ejaculation.
- Protein C DeficiencyDr. Spencer isExperienced. Learn about Protein C Deficiency.
- Protein S DeficiencyDr. Spencer isExperienced. Learn about Protein S Deficiency.
- Pulmonary EdemaDr. Spencer isExperienced. Learn about Pulmonary Edema.
- Pulmonary EmbolismDr. Spencer isExperienced. Learn about Pulmonary Embolism.
- Raynaud PhenomenonDr. Spencer isExperienced. Learn about Raynaud Phenomenon.
- Renovascular HypertensionDr. Spencer isExperienced. Learn about Renovascular Hypertension.
- Restless Legs SyndromeDr. Spencer isExperienced. Learn about Restless Legs Syndrome.
- Seasonal Affective Disorder (SAD)Dr. Spencer isExperienced. Learn about Seasonal Affective Disorder (SAD).
- ShinglesDr. Spencer isExperienced. Learn about Shingles.
- Short Bowel SyndromeDr. Spencer isExperienced. Learn about Short Bowel Syndrome.
- SinusitisDr. Spencer isExperienced. Learn about Sinusitis.
- Small Bowel Bacterial OvergrowthDr. Spencer isExperienced. Learn about Small Bowel Bacterial Overgrowth.
- SpasticityDr. Spencer isExperienced. Learn about Spasticity.
- TenosynovitisDr. Spencer isExperienced. Learn about Tenosynovitis.
- ThrombocytopeniaDr. Spencer isExperienced. Learn about Thrombocytopenia.
- Thyroid StormDr. Spencer isExperienced. Learn about Thyroid Storm.
- TracheitisDr. Spencer isExperienced. Learn about Tracheitis.
- Type 1 Diabetes (T1D)Dr. Spencer isExperienced. Learn about Type 1 Diabetes (T1D).
- Type 2 Diabetes (T2D)Dr. Spencer isExperienced. Learn about Type 2 Diabetes (T2D).
- Umbilical HerniaDr. Spencer isExperienced. Learn about Umbilical Hernia.
- Urinary Tract Infection (UTI)Dr. Spencer isExperienced. Learn about Urinary Tract Infection (UTI).
- Urinary Tract Infection in ChildrenDr. Spencer isExperienced. Learn about Urinary Tract Infection in Children.
- VertigoDr. Spencer isExperienced. Learn about Vertigo.
- Viral GastroenteritisDr. Spencer isExperienced. Learn about Viral Gastroenteritis.
- Vitamin D DeficiencyDr. Spencer isExperienced. Learn about Vitamin D Deficiency.
- WartsDr. Spencer isExperienced. Learn about Warts.
