Endocrinologists in Maine
Data updated monthly · Last refresh October 2026
28 Endocrinology, Diabetes & Metabolism providers practice in Maine, including 17 (61%) offering telehealth. The largest concentration is in Scarborough. 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.
28providers
17telehealth
Scarboroughtop city
Endocrinology, Diabetes & Metabolism by city in Maine
Choose a city to see providers there.
Where Endocrinologists in Maine practice
From CMS Medicare enrollment records covering 18 of the 28 providers listed here (64%). Providers who do not bill Medicare are not included in these figures.
6%solo or small practice (under 10 clinicians)
0%mid-size group (10 to 99)
94%large group or health system (100+)
Largest practice groups
| Group (as registered with Medicare) | Endocrinologists | All clinicians in group | Main city |
| Mainehealth | 13 | 2,616 | Portland |
| St Joseph Hospital | 2 | 197 | Bangor |
Hospitals where they hold privileges
| Hospital | City | Ownership | CMS star rating | Endocrinologists affiliated |
| Mainehealth Maine Medical Center | Portland | Nonprofit | 4 of 5 | 14 |
| Mainehealth Mid Coast Hospital | Brunswick | Nonprofit | 3 of 5 | 13 |
| Maine General Medical Center | Augusta | Nonprofit | 4 of 5 | 10 |
| Lincolnhealth | Damariscotta | Nonprofit | 3 of 5 | 6 |
| Mainehealth Pen Bay Hospital | Rockport | Nonprofit | 3 of 5 | 5 |
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.
Endocrinology, Diabetes & Metabolism 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. Laura Trask, MDAugusta, ME · No drug or device payments recorded (2025) ·
(207) 623-8411 Dr. Ana Mendoza Salazar, M.D.Bangor, ME · No drug or device payments recorded (2025) ·
(207) 907-1187 Dr. Katarzyna Sadurska, MDBangor, ME · No drug or device payments recorded (2025) ·
(207) 973-7334 Dr. Mark Henderson, MDBangor, ME · $16 in drug and device payments (2025) · Telehealth ·
(207) 907-1187 Dr. Poonam Khadka, M.D.Bangor, ME · No drug or device payments recorded (2025) · Telehealth ·
(207) 907-1187 Dr. Shazia Ahmad, M.D.Bangor, ME · $1,522 in drug and device payments (2025) · Telehealth ·
(207) 973-7334 Dr. Roger Rittmaster, M.D.Camden, ME · No drug or device payments recorded (2025) ·
(207) 470-0445 Dr. Kenneth Sluis, MDLewiston, ME · $51 in drug and device payments (2025) · Telehealth ·
(207) 795-7520 Dr. Doris Meehan, APRN, CNSOld Orchard Beach, ME · No drug or device payments recorded (2025) ·
(760) 458-3833 Dr. Daniel Griffin, MDPortland, ME · No drug or device payments recorded (2025) ·
(207) 774-5816 Dr. Daniel Spratt, MDPortland, ME · No drug or device payments recorded (2025) · Telehealth ·
(207) 771-5549 Dr. Wesley Fairfield, MD, ECNUPortland, ME · $28 in drug and device payments (2025) · Telehealth ·
(207) 400-8500 Dr. Jacob Quaytman, MDRockport, ME · No drug or device payments recorded (2025) · Telehealth ·
(207) 301-5588 Dr. Christine Twining, MDScarborough, ME · No drug or device payments recorded (2025) · Telehealth ·
(207) 885-7700 Dr. Daniel Oppenheim, M.D.Scarborough, ME · No drug or device payments recorded (2025) ·
(207) 885-7700 Dr. Emily Demetriou, MDScarborough, ME · No drug or device payments recorded (2025) · Telehealth ·
(207) 885-7700 Dr. Heidi Golden, MDScarborough, ME · No drug or device payments recorded (2025) · Telehealth ·
(207) 396-7700 Dr. Irwin Brodsky, MDScarborough, ME · No drug or device payments recorded (2025) ·
(207) 396-7700 Dr. Jayachidambaram Ambalavanan, MDScarborough, ME · $22 in drug and device payments (2025) · Telehealth ·
(207) 396-7700 Dr. Jessica Rockwell, MDScarborough, ME · $596 in drug and device payments (2025) · Telehealth ·
(207) 885-7700 Dr. Khaled Al Sibai, MDScarborough, ME · No drug or device payments recorded (2025) · Telehealth ·
(207) 396-7700 Dr. Marie Caldwell, MDScarborough, ME · No drug or device payments recorded (2025) · Telehealth ·
(207) 396-7700 Dr. Rahfa Kurdi Zerikly, MDScarborough, ME · $51 in drug and device payments (2025) · Telehealth ·
(207) 885-7700 Dr. Rebecca Leary, DOScarborough, ME · No drug or device payments recorded (2025) · Telehealth ·
(207) 396-7700 Dr. Robert Bing-you, MDScarborough, ME · No drug or device payments recorded (2025) ·
(207) 885-7700 Dr. Stephan Babirak, MDScarborough, ME · $75,357 in drug and device payments (2025) ·
(207) 396-6433 Dr. S. Thomas Bigos, MDScarborough, ME · No drug or device payments recorded (2025) ·
(207) 885-7700 Dr. Thabo Kenosi, MDScarborough, ME · No drug or device payments recorded (2025) · Telehealth ·
(207) 396-7700 Conditions Endocrinology, Diabetes & Metabolism providers in Maine commonly treat
Patients often search by condition rather than specialty. These are conditions typically managed by Endocrinology, Diabetes & Metabolism providers. Individual practices vary, so confirm with the provider before booking.
- Type 2 diabetes
- Thyroid disorders
- Osteoporosis
- Hormone imbalance
- Type 1 diabetes
Common questions
How many Endocrinology, Diabetes & Metabolism providers are in Maine?There are 28 Endocrinology, Diabetes & Metabolism providers with active NPI records practicing in Maine, according to federal NPPES data refreshed monthly.
Do Endocrinology, Diabetes & Metabolism providers in Maine offer telehealth?Yes. 17 of the 28 Endocrinology, Diabetes & Metabolism providers in Maine (about 61%) report offering telehealth services in CMS data.
Which cities in Maine have the most Endocrinology, Diabetes & Metabolism providers?Scarborough (15), Bangor (5), Portland (3) have the highest concentration of Endocrinology, Diabetes & Metabolism providers in Maine.
How many Endocrinology, Diabetes & Metabolism providers in Maine received drug or device company payments?8 of 28 Endocrinology, Diabetes & Metabolism providers in Maine (29%) received at least one payment from a drug or device company in 2025, according to the federal Open Payments program.
What conditions do Endocrinology, Diabetes & Metabolism providers in Maine treat?Endocrinology, Diabetes & Metabolism providers commonly treat type 2 diabetes, thyroid disorders, osteoporosis, hormone imbalance, type 1 diabetes 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 Endocrinologists in Maine work in independent practices or large health systems?Among 18 Endocrinologists in Maine enrolled in Medicare, 6% bill through a solo or small practice with fewer than 10 clinicians, 0% through a mid-size group of 10 to 99, and 94% through a large group or health system with 100 or more clinicians, according to CMS enrollment records.
Which hospitals do Endocrinologists in Maine work at?According to CMS facility affiliation records, the Maine hospitals where the most Endocrinologists hold privileges are Mainehealth Maine Medical Center in Portland; Mainehealth Mid Coast Hospital in Brunswick; Maine General Medical Center in Augusta.
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