HealthcareDiscovery.AI / Doctors / Maine / Lewiston / Internal Medicine

Internal Medicine in Lewiston, Maine

Data updated monthly · Last refresh September 2026

31 Internal Medicine providers practice in Lewiston, and 13% received drug or device company payments in 2025. Listings are drawn from federal public records and are not endorsements.

Internal Medicine providers in Lewiston

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. Asha Mohamud, MD
Lewiston, ME · No drug or device payments recorded (2025) · (207) 795-0111
Dr. Belinda Elisha, MD
Lewiston, ME · $120 in drug and device payments (2025) · (207) 777-8810
Dr. Betty Kennedy, MD
Lewiston, ME · No drug or device payments recorded (2025) · (207) 755-3383
Dr. Bruce Condit
Lewiston, ME · No drug or device payments recorded (2025) · (207) 795-0111
Dr. Chad Lachance, MD
Lewiston, ME · No drug or device payments recorded (2025) · (207) 795-0111
Dr. Claudia Geyer
Lewiston, ME · No drug or device payments recorded (2025) · (207) 795-5709
Dr. Darleen Miller, MD
Lewiston, ME · No drug or device payments recorded (2025) · (207) 777-4040
Dr. Deborah Puckhaber, MD
Lewiston, ME · No drug or device payments recorded (2025) · (207) 795-7575
Dr. Evgeni Kontrient, M.D.
Lewiston, ME · No drug or device payments recorded (2025) · (207) 795-2905
Dr. Glenn Focht, M.D.
Lewiston, ME · No drug or device payments recorded (2025) · Telehealth · (207) 795-5700
Dr. James Joseph
Lewiston, ME · No drug or device payments recorded (2025) · (207) 795-5700
Dr. Jay Pascual, M.D.
Lewiston, ME · No drug or device payments recorded (2025) · Telehealth · (347) 527-2068
Dr. Jeffrey Brown, MD
Lewiston, ME · $36 in drug and device payments (2025) · (207) 777-8810
Dr. Jija Thomas, MD
Lewiston, ME · No drug or device payments recorded (2025) · (207) 777-8100
Dr. John Dickens, MD, MPH, SFHM
Lewiston, ME · No drug or device payments recorded (2025) · (207) 795-0111
Dr. Katarina Latkovich, MD
Lewiston, ME · No drug or device payments recorded (2025) · Telehealth · (207) 795-5700
Dr. Martha Stagaman, MD
Lewiston, ME · No drug or device payments recorded (2025) · (207) 795-7575
Dr. Michael Boulanger, MD
Lewiston, ME · No drug or device payments recorded (2025) · (207) 777-8810
Dr. Nancy Asamoa, MD
Lewiston, ME · $17 in drug and device payments (2025) · (207) 795-0111
Dr. Oscar Cabatingan, MD
Lewiston, ME · No drug or device payments recorded (2025) · (207) 795-5709
Dr. Pamela Ross
Lewiston, ME · No drug or device payments recorded (2025) · (207) 795-5700
Dr. Phuong-mai Pham
Lewiston, ME · No drug or device payments recorded (2025) · (207) 795-5709
Dr. Rachel Kerner, D.O.
Lewiston, ME · No drug or device payments recorded (2025) · (207) 777-4232
Dr. R Hanson, MD, MPH
Lewiston, ME · No drug or device payments recorded (2025) · (207) 753-4601
Dr. Richard Kappelmann, MD
Lewiston, ME · $15 in drug and device payments (2025) · (207) 777-4100
Dr. Stephen Boyd, MD
Lewiston, ME · No drug or device payments recorded (2025) · (207) 330-2700
Dr. Thomas Garbarino, DO
Lewiston, ME · No drug or device payments recorded (2025) · (207) 795-0111
Dr. Tiara Sanborn, D.O.
Lewiston, ME · No drug or device payments recorded (2025) · (207) 795-7575
Dr. William Lee
Lewiston, ME · No drug or device payments recorded (2025) · (207) 795-5700
Dr. William Pond, MD
Lewiston, ME · No drug or device payments recorded (2025) · (207) 795-5700
Dr. William Thomas, M.D.
Lewiston, ME · No drug or device payments recorded (2025) · (207) 777-4320

Conditions Internal Medicine providers in Lewiston, Maine 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 Lewiston, Maine?

There are 31 Internal Medicine providers with active NPI records practicing in Lewiston, according to federal NPPES data refreshed monthly.

How many Internal Medicine providers in Lewiston received drug or device company payments?

4 of 31 (13%) received at least one payment from a drug or device company in 2025, according to the federal Open Payments program.

What conditions do Internal Medicine providers in Lewiston treat?

Internal Medicine providers in Lewiston 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 Lewiston Internal Medicine across Maine

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.