Internal Medicine Doctors in Maine
Data updated monthly · Last refresh October 2026
598 Internal Medicine providers practice in Maine, including 96 (16%) offering telehealth. The largest concentration is in Portland. Profiles include federal Open Payments records of money received from drug and device companies in 2025. Listings are drawn from federal public records and are not endorsements.
598providers
96telehealth
Portlandtop city
Internal Medicine by city in Maine
Choose a city to see providers there.
Internal Medicine providers in Maine
Listed by city, largest first. 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. Jessica Morse, M.D.Portland, ME · $146 in drug and device payments (2025) ·
(207) 662-4325 Dr. Jessica Schaumburg, D.O.Portland, ME · No drug or device payments recorded (2025) ·
(207) 662-0111 Dr. Joana Kang, M.D.Portland, ME · No drug or device payments recorded (2025) ·
(207) 774-5816 Dr. Joel Botler, MDPortland, ME · No drug or device payments recorded (2025) ·
(207) 774-5816 Dr. John Devlin, MDPortland, ME · $105 in drug and device payments (2025) ·
(207) 400-8500 Dr. John Erickson, MDPortland, ME · No drug or device payments recorded (2025) ·
(207) 774-5816 Dr. John Walker, D.O.Portland, ME · No drug or device payments recorded (2025) ·
(207) 662-6562 Dr. John Young, MDPortland, ME · No drug or device payments recorded (2025) ·
(207) 662-0111 Dr. Jonathan Nichols, D.O.Portland, ME · No drug or device payments recorded (2025) ·
(207) 662-0111 Dr. Joshua Cowgill, M.D.Portland, ME · No drug or device payments recorded (2025) ·
(207) 662-6562 Dr. Julie Cekleniak, MDPortland, ME · $76 in drug and device payments (2025) ·
(207) 774-5816 Dr. Karen Heard Cushing, MDPortland, ME · No drug or device payments recorded (2025) · Telehealth ·
(207) 774-5816 Dr. Karin Doehne, MDPortland, ME · No drug or device payments recorded (2025) · Telehealth ·
(207) 544-9355 Dr. Kasey Little, MDPortland, ME · No drug or device payments recorded (2025) · Telehealth ·
(207) 774-5816 Dr. Katelyn Good, M.D.Portland, ME · No drug or device payments recorded (2025) · Telehealth ·
(207) 781-1600 Dr. Katherine Caldwell, MDPortland, ME · No drug or device payments recorded (2025) · Telehealth ·
(207) 774-5816 Dr. Katherine Liu, MDPortland, ME · No drug or device payments recorded (2025) ·
(207) 662-6209 Dr. Kathleen Davey, M.D.Portland, ME · No drug or device payments recorded (2025) ·
(207) 771-3489 Dr. Kathleen Fairfield, M.D.Portland, ME · No drug or device payments recorded (2025) ·
(207) 662-2911 Dr. Katie Stokem, DOPortland, ME · No drug or device payments recorded (2025) ·
(207) 662-7060 Dr. Kevin Sullivan, M.D.Portland, ME · No drug or device payments recorded (2025) ·
(207) 874-2141 Dr. Kimberly ToomirePortland, ME · $30 in drug and device payments (2025) ·
(207) 662-0111 Dr. Kirsten Berman, M.D.Portland, ME · No drug or device payments recorded (2025) ·
(207) 857-8040 Dr. Kristen Bartlett, MDPortland, ME · No drug or device payments recorded (2025) ·
(207) 662-0111 Dr. Kristen Sciacca, M.D.Portland, ME · No drug or device payments recorded (2025) · Telehealth ·
(207) 662-2911 Dr. Lauren Michalakes, MDPortland, ME · No drug or device payments recorded (2025) ·
(207) 771-4770 Dr. Laurin Koskinen, MDPortland, ME · No drug or device payments recorded (2025) ·
(781) 480-1976 Dr. Leigh Higgins, MDPortland, ME · $96 in drug and device payments (2025) ·
(207) 774-5816 Dr. Lewis Richards, M.D.Portland, ME · No drug or device payments recorded (2025) ·
(207) 662-6562 Dr. Lisa Letourneau, MDPortland, ME · No drug or device payments recorded (2025) ·
(207) 541-7521 Dr. Louisa Bauer, MDPortland, ME · No drug or device payments recorded (2025) ·
(207) 662-0111 Dr. Madeleine ColemanPortland, ME · No drug or device payments recorded (2025) ·
(207) 662-4618 Dr. Madeline Youngberg, MDPortland, ME · No drug or device payments recorded (2025) ·
(207) 662-0111 Dr. Maria KhalilPortland, ME · No drug or device payments recorded (2025) ·
(903) 293-1286 Dr. Mark Cieniawski, M.D.Portland, ME · No drug or device payments recorded (2025) ·
(207) 879-3040 Dr. Matthew Buttarazzi, M.D.Portland, ME · No drug or device payments recorded (2025) ·
(207) 662-6562 Dr. Matthew Clark, DOPortland, ME · $18 in drug and device payments (2025) ·
(207) 662-0111 Dr. Matthew Cotton, MDPortland, ME · No drug or device payments recorded (2025) ·
(207) 662-4618 Dr. Meagan Clark, MDPortland, ME · No drug or device payments recorded (2025) ·
(207) 662-4618 Dr. Michael Shuman, M.D.Portland, ME · No drug or device payments recorded (2025) ·
(207) 774-3835 Dr. Michael Tozier, MDPortland, ME · No drug or device payments recorded (2025) ·
(207) 662-4618 Dr. Nananda Col, MDPortland, ME · No drug or device payments recorded (2025) ·
(207) 662-4745 Dr. Nathaniel James, M.D.Portland, ME · No drug or device payments recorded (2025) ·
(207) 662-2911 Dr. Nellie Wood, MDPortland, ME · No drug or device payments recorded (2025) ·
(207) 662-0111 Dr. Nina Trowbridge, MDPortland, ME · No drug or device payments recorded (2025) ·
(207) 774-5816 Dr. Pamela Courtney, D.O.Portland, ME · No drug or device payments recorded (2025) ·
(207) 828-2402 Dr. Peter Emery, MDPortland, ME · No drug or device payments recorded (2025) · Telehealth ·
(207) 774-5816 Dr. Phyllidia Ku-ruth, MDPortland, ME · No drug or device payments recorded (2025) · Telehealth ·
(207) 774-5816 Dr. Rabee Kiwan, MDPortland, ME · No drug or device payments recorded (2025) ·
(207) 662-3157 Dr. Randolph Stein, M.D.Portland, ME · No drug or device payments recorded (2025) ·
(207) 575-5522 Conditions Internal Medicine providers in 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.
- High blood pressure
- Type 2 diabetes
- High cholesterol
- Preventive care
- Chronic disease management
Common questions
How many Internal Medicine providers are in Maine?There are 598 Internal Medicine providers with active NPI records practicing in Maine, according to federal NPPES data refreshed monthly.
Do Internal Medicine providers in Maine offer telehealth?Yes. 96 of the 598 Internal Medicine providers in Maine (about 16%) report offering telehealth services in CMS data.
Which cities in Maine have the most Internal Medicine providers?Portland (145), Bangor (61), Biddeford (35) have the highest concentration of Internal Medicine providers in Maine.
How many Internal Medicine providers in Maine received drug or device company payments?63 of 598 Internal Medicine providers in Maine (11%) 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 Maine treat?Internal Medicine providers 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 counts and profiles 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.
Do most Internal Medicine Doctors in Maine work in independent practices or large health systems?Among 325 Internal Medicine Doctors in Maine enrolled in Medicare, 7% bill through a solo or small practice with fewer than 10 clinicians, 12% through a mid-size group of 10 to 99, and 81% through a large group or health system with 100 or more clinicians, according to CMS enrollment records.
Which hospitals do Internal Medicine Doctors in Maine work at?According to CMS facility affiliation records, the Maine hospitals where the most Internal Medicine Doctors hold privileges are Mainehealth Maine Medical Center in Portland; Northern Light Eastern Maine Medical Center in Bangor; Northern Light Mercy Hospital in Portland.
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