HealthcareDiscovery.AI / Doctors / Michigan / Grand Haven / Internal Medicine

Internal Medicine in Grand Haven, Michigan

Data updated monthly · Last refresh September 2026

13 Internal Medicine providers practice in Grand Haven. Listings are drawn from federal public records and are not endorsements.

Internal Medicine providers in Grand Haven

Listed alphabetically. Payment figures come from the federal Open Payments program, which requires drug and device companies to report what they pay physicians for consulting, speaking, meals, travel and royalties. A disclosed payment is a financial relationship, not evidence of wrongdoing, and many totals reflect a single meal. Figures cover calendar year 2025.

Dr. Carlyn Hoeppner, MD
Grand Haven, MI · No drug or device payments recorded (2025) · Telehealth · (616) 935-6320
Dr. Edward Hatt, MD
Grand Haven, MI · No drug or device payments recorded (2025) · (616) 296-1600
Dr. James Heyboer, MD
Grand Haven, MI · No drug or device payments recorded (2025) · (616) 296-1600
Dr. Jennifer Sandy, D.O.
Grand Haven, MI · No drug or device payments recorded (2025) · (616) 847-5489
Dr. John Mc Aree, MD
Grand Haven, MI · No drug or device payments recorded (2025) · (616) 844-4701
Dr. Joseph Ortiz, MD
Grand Haven, MI · $37 in drug and device payments (2025) · (616) 935-6320
Dr. Julie Kowacz, MD
Grand Haven, MI · No drug or device payments recorded (2025) · (616) 935-6210
Dr. Lauren Lane, D.O.
Grand Haven, MI · $18 in drug and device payments (2025) · Telehealth · (616) 935-6320
Dr. Logan Walker, DO
Grand Haven, MI · $133 in drug and device payments (2025) · Telehealth · (616) 935-6320
Dr. Marilena Oravitan, MD
Grand Haven, MI · No drug or device payments recorded (2025) · Telehealth · (616) 844-4701
Dr. Matthew Schoeck, M.D.
Grand Haven, MI · No drug or device payments recorded (2025) · Telehealth · (616) 296-1600
Dr. Nina Bryhn, MD
Grand Haven, MI · No drug or device payments recorded (2025) · (616) 268-6894
Dr. Thomas Alguire, M.D.
Grand Haven, MI · No drug or device payments recorded (2025) · (616) 935-6320

Conditions Internal Medicine providers in Grand Haven, Michigan commonly treat

Patients often search by condition rather than specialty. These are conditions typically managed by Internal Medicine providers. Individual practices vary, so confirm with the provider before booking.

Common questions

How many Internal Medicine providers are in Grand Haven, Michigan?

There are 13 Internal Medicine providers with active NPI records practicing in Grand Haven, according to federal NPPES data refreshed monthly.

What conditions do Internal Medicine providers in Grand Haven treat?

Internal Medicine providers in Grand Haven commonly treat high blood pressure, type 2 diabetes, high cholesterol, preventive care, chronic disease management and related conditions. Individual practices vary, so confirm with the provider before booking.

Where does this data come from?

Provider records come from the federal NPPES registry and CMS Doctors and Clinicians files. Payment figures come from the CMS Open Payments program for calendar year 2025. The directory refreshes monthly.

All specialties in Grand Haven Internal Medicine across Michigan

Try a city like Tucson, a zip like 85016, or a specialty like psychiatry. For a doctor by name, use the full search.
Sources: NPPES (CMS), Doctors and Clinicians national files, CMS Open Payments 2025. Updated monthly. Records are public federal data and are not verified credentials, licensure checks, or endorsements. This directory is informational and not medical advice. How we build this directory.