OB-GYNs in Massachusetts
Data updated monthly · Last refresh October 2026
1,122 Obstetrics & Gynecology providers practice in Massachusetts, including 156 (14%) offering telehealth. The largest concentration is in Boston. 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.
1,122providers
156telehealth
Bostontop city
Obstetrics & Gynecology by city in Massachusetts
Choose a city to see providers there.
Obstetrics & Gynecology providers in Massachusetts
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. Mary Susan Schilling, M.D.Jamaica Plain, MA · No drug or device payments recorded (2025) ·
(617) 983-6016 Dr. John Lewis, MDLawrence, MA · No drug or device payments recorded (2025) ·
(978) 983-0488 Dr. Sahar ChitgarLawrence, MA · $499 in drug and device payments (2025) · Telehealth ·
(978) 686-0090 Dr. Bettyann Cirillo, MDLeominster, MA · No drug or device payments recorded (2025) ·
(978) 466-4550 Dr. Daniel Terk, MDLeominster, MA · No drug or device payments recorded (2025) ·
(978) 466-4550 Dr. Elizabeth Darr, MDLeominster, MA · No drug or device payments recorded (2025) ·
(978) 466-3207 Dr. Laura Silk, MDLeominster, MA · $182 in drug and device payments (2025) ·
(978) 466-4550 Dr. Leyla Sahin, MDLeominster, MA · No drug or device payments recorded (2025) ·
(978) 466-4550 Dr. Lourdes Uy, M.D.Leominster, MA · No drug or device payments recorded (2025) ·
(978) 466-4550 Dr. Michael Berger, MDLeominster, MA · $147 in drug and device payments (2025) ·
(978) 466-4550 Dr. Michele Sinopoli, M.D.Leominster, MA · $46 in drug and device payments (2025) ·
(978) 466-3207 Dr. Sridhar Iyer, MDLeominster, MA · $102 in drug and device payments (2025) ·
(978) 466-4550 Dr. Cecilia King-porter, M.D.Lexington, MA · No drug or device payments recorded (2025) ·
(781) 274-7331 Dr. Darwish Yusah, M.D.Lexington, MA · No drug or device payments recorded (2025) ·
(781) 861-8404 Dr. Malcolm Mackenzie, M.D.Lexington, MA · $1,125 in drug and device payments (2025) ·
(603) 847-3404 Dr. Marc Kobelin, M.D.Lexington, MA · No drug or device payments recorded (2025) ·
(781) 672-5155 Dr. Carlos Madrid, M.D.Lowell, MA · No drug or device payments recorded (2025) ·
(978) 458-4333 Dr. Elizabeth Emberley, DOLowell, MA · No drug or device payments recorded (2025) ·
(978) 937-6340 Dr. Patricia Nilles, MDLowell, MA · No drug or device payments recorded (2025) ·
(978) 934-8449 Dr. Alain Lester Campbell, M.D.Lynn, MA · No drug or device payments recorded (2025) ·
(781) 592-3000 Dr. Alexy Kochowiec, M.D.Lynn, MA · No drug or device payments recorded (2025) ·
(781) 581-3900 Dr. Hannah Janoowalla, M.D.Lynn, MA · No drug or device payments recorded (2025) ·
(781) 581-3900 Dr. Irina Natapov, M.D.Lynn, MA · No drug or device payments recorded (2025) · Telehealth ·
(781) 581-6181 Dr. Janelle Whitney-nguyen, M.D.Lynn, MA · No drug or device payments recorded (2025) ·
(781) 581-3900 Dr. Kristen Cotter, MDLynn, MA · No drug or device payments recorded (2025) ·
(781) 581-3900 Dr. Louis Laz, MDLynn, MA · No drug or device payments recorded (2025) ·
(781) 596-3800 Dr. Matthias Muenzer, MDLynn, MA · No drug or device payments recorded (2025) · Telehealth ·
(781) 731-6804 Dr. Nicole St Omer Roy, MDLynn, MA · No drug or device payments recorded (2025) ·
(781) 581-3900 Dr. Rosa Diaz, M.D.Lynn, MA · $73 in drug and device payments (2025) · Telehealth ·
(781) 581-3900 Dr. David Richman, MDMalden, MA · No drug or device payments recorded (2025) ·
(781) 388-4160 Dr. Melanie Blackstock, M.D.Malden, MA · No drug or device payments recorded (2025) ·
(781) 388-4160 Dr. Hamid Saheb-kashaf, M.D.Mansfield, MA · No drug or device payments recorded (2025) ·
(508) 339-3600 Dr. Elizabeth Speed, MDMashpee, MA · $133 in drug and device payments (2025) ·
(508) 681-5081 Dr. Richard Heywood, D.O.Mashpee, MA · $166 in drug and device payments (2025) ·
(508) 681-5081 Dr. Robert Prout, M.D.Mashpee, MA · No drug or device payments recorded (2025) ·
(508) 477-5166 Dr. Monica Mckinnon, M.D.Medfield, MA · $184 in drug and device payments (2025) ·
(617) 894-3050 Dr. Beverly Loudin, MD, MPHMedford, MA · No drug or device payments recorded (2025) ·
(781) 306-5304 Dr. Doreen Neptune-hammond, MDMedford, MA · No drug or device payments recorded (2025) ·
(781) 306-5304 Dr. Elizabeth BuechlerMedford, MA · No drug or device payments recorded (2025) ·
(781) 306-5304 Dr. Eliza Meade, MDMedford, MA · $29 in drug and device payments (2025) · Telehealth ·
(781) 306-5304 Dr. Ellen Guthrie, MDMedford, MA · No drug or device payments recorded (2025) ·
(781) 395-1110 Dr. Neelam Thacker, M.D.Medford, MA · $652 in drug and device payments (2025) ·
(781) 396-8100 Dr. Stephanie Bjork, M.D. Dr. Vasant Thacker, MDMedford, MA · $909 in drug and device payments (2025) ·
(781) 396-8100 Dr. Yoon Cho, MDMedford, MA · No drug or device payments recorded (2025) · Telehealth ·
(617) 657-6444 Dr. Donald Monteiro, M.D.Melrose, MA · No drug or device payments recorded (2025) ·
(781) 662-4390 Dr. Elizabeth Bettencourt, MD Conditions Obstetrics & Gynecology providers in Massachusetts commonly treat
Patients often search by condition rather than specialty. These are conditions typically managed by Obstetrics & Gynecology providers. Individual practices vary, so confirm with the provider before booking.
- Pregnancy care
- Endometriosis
- Fibroids
- PCOS
- Menopause
- Contraception
Common questions
How many Obstetrics & Gynecology providers are in Massachusetts?There are 1,122 Obstetrics & Gynecology providers with active NPI records practicing in Massachusetts, according to federal NPPES data refreshed monthly.
Do Obstetrics & Gynecology providers in Massachusetts offer telehealth?Yes. 156 of the 1,122 Obstetrics & Gynecology providers in Massachusetts (about 14%) report offering telehealth services in CMS data.
Which cities in Massachusetts have the most Obstetrics & Gynecology providers?Boston (315), Worcester (69), Springfield (52) have the highest concentration of Obstetrics & Gynecology providers in Massachusetts.
How many Obstetrics & Gynecology providers in Massachusetts received drug or device company payments?330 of 1,122 Obstetrics & Gynecology providers in Massachusetts (29%) received at least one payment from a drug or device company in 2025, according to the federal Open Payments program.
What conditions do Obstetrics & Gynecology providers in Massachusetts treat?Obstetrics & Gynecology providers commonly treat pregnancy care, endometriosis, fibroids, PCOS, menopause 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 OB-GYNs in Massachusetts work in independent practices or large health systems?Among 669 OB-GYNs in Massachusetts enrolled in Medicare, 16% bill through a solo or small practice with fewer than 10 clinicians, 22% through a mid-size group of 10 to 99, and 61% through a large group or health system with 100 or more clinicians, according to CMS enrollment records.
Which hospitals do OB-GYNs in Massachusetts work at?According to CMS facility affiliation records, the Massachusetts hospitals where the most OB-GYNs hold privileges are Brigham and Women's Hospital in Boston; Massachusetts General Hospital in Boston; Umass Memorial Medical Center/University Campus in Worcester.
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