OB-GYNs in Maryland
Data updated monthly · Last refresh October 2026
1,029 Obstetrics & Gynecology providers practice in Maryland, including 103 (10%) offering telehealth. The largest concentration is in Baltimore. 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.
1,029providers
103telehealth
Baltimoretop city
Obstetrics & Gynecology by city in Maryland
Choose a city to see providers there.
Obstetrics & Gynecology providers in Maryland
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. Judith Hidalgo-ahmed, MDElkton, MD · $81 in drug and device payments (2025) · Telehealth ·
(410) 620-7800 Dr. Maryam Awan, MDElkton, MD · $15 in drug and device payments (2025) · Telehealth ·
(410) 398-0590 Dr. Panchadcharam Gnaneswaran, M.D.Elkton, MD · No drug or device payments recorded (2025) ·
(410) 392-8000 Dr. Zahid Aslam, MDElkton, MD · No drug or device payments recorded (2025) ·
(410) 398-0590 Dr. Andrew Pataki, MDEllicott City, MD · No drug or device payments recorded (2025) ·
(410) 465-4690 Dr. Erika Nichelson, DOEllicott City, MD · $88 in drug and device payments (2025) · Telehealth ·
(410) 696-3605 Dr. Lenaye Lawyer, MDEllicott City, MD · No drug or device payments recorded (2025) ·
(410) 340-2431 Dr. Shaukat Ashai, MDEllicott City, MD · No drug or device payments recorded (2025) ·
(410) 730-5943 Dr. Julia Mattson, M.D.Fallston, MD · No drug or device payments recorded (2025) ·
(410) 652-8310 Dr. Harold Alexander, MDForestville, MD · No drug or device payments recorded (2025) ·
(301) 669-1870 Dr. Javaka Moore, M.D.Forestville, MD · $149 in drug and device payments (2025) ·
(301) 669-1870 Dr. Dante Llacuna, M.D.Fort Washington, MD · No drug or device payments recorded (2025) ·
(301) 292-6877 Dr. Roschiel Tiu, M.D.Fort Washington, MD · No drug or device payments recorded (2025) ·
(301) 292-0236 Dr. Adedoyin Shonekan, M.D.Frederick, MD · No drug or device payments recorded (2025) ·
(240) 529-1700 Dr. Alec Sunyecz, MDFrederick, MD · $67 in drug and device payments (2025) ·
(301) 414-2300 Dr. Allison Groff, M.D.Frederick, MD · $260 in drug and device payments (2025) · Telehealth ·
(301) 663-6171 Dr. Amy Heyman, DOFrederick, MD · $266 in drug and device payments (2025) ·
(301) 663-6171 Dr. Analeta Peterson, M.D.Frederick, MD · $99 in drug and device payments (2025) ·
(301) 663-6171 Dr. Brian Heyman, D.O.Frederick, MD · $73 in drug and device payments (2025) ·
(301) 663-6171 Dr. Debra Acerenza, D.O.Frederick, MD · $33 in drug and device payments (2025) ·
(301) 663-4545 Dr. Edwin Chen, M.D.Frederick, MD · No drug or device payments recorded (2025) ·
(301) 663-4545 Dr. Franck Lin, M.D.Frederick, MD · $113 in drug and device payments (2025) ·
(240) 813-4199 Dr. Gerardo Araiza, MDFrederick, MD · No drug or device payments recorded (2025) ·
(301) 663-6171 Dr. Gerrit Schipper, MDFrederick, MD · $539 in drug and device payments (2025) · Telehealth ·
(301) 663-6171 Dr. Jie Gao, M.D.Frederick, MD · $59 in drug and device payments (2025) ·
(301) 663-4545 Dr. Katherine Kula, M.D.Frederick, MD · $8 in drug and device payments (2025) ·
(301) 663-6171 Dr. Leonard Bienkowski, MDFrederick, MD · $400 in drug and device payments (2025) ·
(301) 663-6171 Dr. Marc Teitelbaum, M.D.Frederick, MD · No drug or device payments recorded (2025) ·
(301) 228-4707 Dr. Melissa Hernandez, MDFrederick, MD · No drug or device payments recorded (2025) ·
(301) 414-2300 Dr. Rachel Mandel, MDFrederick, MD · No drug or device payments recorded (2025) ·
(301) 620-0010 Dr. Radha Padhy, M.D.Frederick, MD · $308 in drug and device payments (2025) ·
(301) 663-6171 Dr. Renee Thomas-spencer, MDFrederick, MD · $267 in drug and device payments (2025) ·
(301) 663-6171 Dr. Sandra Christiansen, M.D.Frederick, MD · No drug or device payments recorded (2025) ·
(301) 662-5300 Dr. Selena Thomas, MDFrederick, MD · No drug or device payments recorded (2025) ·
(240) 529-1765 Dr. Tanya Dewitt, MDFrederick, MD · No drug or device payments recorded (2025) ·
(301) 620-0010 Dr. Tushar Shetty, MDFrederick, MD · $162 in drug and device payments (2025) ·
(301) 663-6171 Dr. Yeung Lee, MDFrederick, MD · No drug or device payments recorded (2025) ·
(301) 663-6171 Dr. Nahid Mazarei, M.D.Ft Washington, MD · $1,422 in drug and device payments (2025) ·
(301) 203-3345 Dr. Christine Richards, MDFulton, MD · No drug or device payments recorded (2025) ·
(410) 531-0818 Dr. Marc Chaiken, M.D.Fulton, MD · No drug or device payments recorded (2025) ·
(410) 531-0818 Dr. Mark Esposito, MDFulton, MD · No drug or device payments recorded (2025) ·
(410) 531-7557 Dr. Nicole Pilevsky, MDFulton, MD · $169 in drug and device payments (2025) · Telehealth ·
(410) 531-7557 Conditions Obstetrics & Gynecology providers in Maryland 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 Maryland?There are 1,029 Obstetrics & Gynecology providers with active NPI records practicing in Maryland, according to federal NPPES data refreshed monthly.
Do Obstetrics & Gynecology providers in Maryland offer telehealth?Yes. 103 of the 1,029 Obstetrics & Gynecology providers in Maryland (about 10%) report offering telehealth services in CMS data.
Which cities in Maryland have the most Obstetrics & Gynecology providers?Baltimore (288), Silver Spring (65), Bethesda (64) have the highest concentration of Obstetrics & Gynecology providers in Maryland.
How many Obstetrics & Gynecology providers in Maryland received drug or device company payments?463 of 1,029 Obstetrics & Gynecology providers in Maryland (45%) 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 Maryland 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 Maryland work in independent practices or large health systems?Among 520 OB-GYNs in Maryland enrolled in Medicare, 8% bill through a solo or small practice with fewer than 10 clinicians, 17% through a mid-size group of 10 to 99, and 76% through a large group or health system with 100 or more clinicians, according to CMS enrollment records.
Which hospitals do OB-GYNs in Maryland work at?According to CMS facility affiliation records, the Maryland hospitals where the most OB-GYNs hold privileges are Johns Hopkins Hospital, the in Baltimore; Luminis Health Anne Arundel Medical Center, Inc. in Annapolis; Greater Baltimore Medical Center in Baltimore.
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