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Oncologists in Maine

Data updated monthly · Last refresh October 2026

22 Medical Oncology providers practice in Maine, including 8 (36%) offering telehealth. The largest concentration is in Augusta. 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.

22providers
8telehealth
Augustatop city

Medical Oncology by city in Maine

Choose a city to see providers there.

Medical Oncology in Augusta5 providers
Medical Oncology in Brunswick4 providers
Medical Oncology in Scarborough3 providers
Medical Oncology in South Portland3 providers
Medical Oncology in Biddeford2 providers
Medical Oncology in Sanford1 providers
Medical Oncology in Bangor1 providers
Medical Oncology in New Harbor1 providers
Medical Oncology in York1 providers
Medical Oncology in Rockport1 providers

Where Oncologists in Maine practice

From CMS Medicare enrollment records covering 10 of the 22 providers listed here (45%). Providers who do not bill Medicare are not included in these figures.

0%solo or small practice (under 10 clinicians)
0%mid-size group (10 to 99)
100%large group or health system (100+)

Largest practice groups

Group (as registered with Medicare)OncologistsAll clinicians in groupMain city
Mainehealth82,616Portland

Hospitals where they hold privileges

HospitalCityOwnershipCMS star ratingOncologists affiliated
Mainehealth Maine Medical CenterPortlandNonprofit4 of 59
Maine General Medical CenterAugustaNonprofit4 of 52
Mainehealth Mid Coast HospitalBrunswickNonprofit3 of 52
Mainehealth Pen Bay HospitalRockportNonprofit3 of 52
LincolnhealthDamariscottaNonprofit3 of 52

Sources: CMS Doctors and Clinicians (August 2026) and Facility Affiliation files (August 2026); hospital ownership type and overall star rating from CMS Hospital General Information (July 2026). A clinician in several groups is counted once, in the largest group they bill through. Ownership type is what the hospital reports to CMS; it does not show private equity or other investor ownership. How we build this directory.

Medical Oncology 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. Andrew Hertler, MD
Augusta, ME · No drug or device payments recorded (2025) · (207) 621-6100
Dr. Donald Magioncalda, MD
Augusta, ME · No drug or device payments recorded (2025) · (207) 621-6100
Dr. Elena Nawfel, MD
Augusta, ME · No drug or device payments recorded (2025) · (207) 621-6100
Dr. Ronald Hart, MD
Augusta, ME · No drug or device payments recorded (2025) · (207) 621-6100
Dr. Sneha Purvey
Augusta, ME · $334 in drug and device payments (2025) · Telehealth · (621) 207-9400
Dr. Alan Boone, M.D.
Bangor, ME · No drug or device payments recorded (2025) · (207) 945-3616
Dr. Eva Zaslavsky, M.D.
Biddeford, ME · No drug or device payments recorded (2025) · (207) 294-5800
Dr. Peter Rubin, M.D.
Biddeford, ME · $1,622 in drug and device payments (2025) · (207) 294-5800
Dr. George Polkinghorn, MD
Brunswick, ME · $190 in drug and device payments (2025) · Telehealth · (207) 729-1148
Dr. John Gullo, MD
Brunswick, ME · No drug or device payments recorded (2025) · Telehealth · (207) 373-2266
Dr. Peter Westervelt, MD
Brunswick, ME · $133 in drug and device payments (2025) · (207) 373-2266
Dr. Thomas Keating, MD
Brunswick, ME · $68 in drug and device payments (2025) · (207) 729-1148
Dr. Keith Mills, MD
New Harbor, ME · No drug or device payments recorded (2025) · (307) 262-5949
Dr. Roger Inhorn, MD-PHD
Rockport, ME · $111 in drug and device payments (2025) · Telehealth · (207) 921-8969
Dr. Rebecca Eisenberg, M.D.
Sanford, ME · No drug or device payments recorded (2025) · (207) 294-5800
Dr. Daniel Hayes, MD
Scarborough, ME · No drug or device payments recorded (2025) · (207) 885-7600
Dr. Scot Remick, MD
Scarborough, ME · No drug or device payments recorded (2025) · (207) 396-7760
Dr. Susan Miesfeldt, MD
Scarborough, ME · No drug or device payments recorded (2025) · Telehealth · (207) 396-7678
Dr. Jessica Bian, M.D.
South Portland, ME · $52 in drug and device payments (2025) · Telehealth · (207) 661-0200
Dr. Matthew Kulke, MD
South Portland, ME · $40 in drug and device payments (2025) · (207) 661-0200
Dr. Vatche Tchekmedyian, M.D.
South Portland, ME · No drug or device payments recorded (2025) · Telehealth · (207) 661-0200
Dr. Colleen Yavarow, D.O.
York, ME · No drug or device payments recorded (2025) · Telehealth · (207) 351-3777

Common questions

How many Medical Oncology providers are in Maine?

There are 22 Medical Oncology providers with active NPI records practicing in Maine, according to federal NPPES data refreshed monthly.

Do Medical Oncology providers in Maine offer telehealth?

Yes. 8 of the 22 Medical Oncology providers in Maine (about 36%) report offering telehealth services in CMS data.

Which cities in Maine have the most Medical Oncology providers?

Augusta (5), Brunswick (4), Scarborough (3) have the highest concentration of Medical Oncology providers in Maine.

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 Oncologists in Maine work in independent practices or large health systems?

Among 10 Oncologists in Maine enrolled in Medicare, 0% bill through a solo or small practice with fewer than 10 clinicians, 0% through a mid-size group of 10 to 99, and 100% through a large group or health system with 100 or more clinicians, according to CMS enrollment records.

Which hospitals do Oncologists in Maine work at?

According to CMS facility affiliation records, the Maine hospitals where the most Oncologists hold privileges are Mainehealth Maine Medical Center in Portland; Maine General Medical Center in Augusta; Mainehealth Mid Coast Hospital in Brunswick.

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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. Are you a Medical Oncology in Maine? Get featured.