Family Medicine in Colmar Manor, Maryland
Data updated monthly · Last refresh September 2026
13 Family Medicine providers practice in Colmar Manor. Listings are drawn from federal public records and are not endorsements.
Family Medicine providers in Colmar Manor
Listed alphabetically. 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. Aaron Gerstenmaier, M.D.Colmar Manor, MD · $24,395 in drug and device payments (2025) · Telehealth ·
(301) 699-7707 Dr. Breanna Ramsey, MDColmar Manor, MD · No drug or device payments recorded (2025) ·
(301) 699-7707 Dr. Courtney Spensley, MDColmar Manor, MD · $26 in drug and device payments (2025) · Telehealth ·
(301) 699-7700 Dr. Douglas Kamerow, M.D.Colmar Manor, MD · No drug or device payments recorded (2025) ·
(301) 699-7700 Dr. Jamie Hill-daniel, MDColmar Manor, MD · No drug or device payments recorded (2025) · Telehealth ·
(301) 699-7700 Dr. Jay Siwek, MDColmar Manor, MD · No drug or device payments recorded (2025) ·
(202) 269-7172 Dr. John Roegner, M.D.Colmar Manor, MD · No drug or device payments recorded (2025) ·
(301) 699-7700 Dr. Mia Riley, M.D.Colmar Manor, MD · $91 in drug and device payments (2025) ·
(301) 699-7707 Dr. Michelle Roett, MDColmar Manor, MD · No drug or device payments recorded (2025) ·
(301) 699-7700 Dr. Rachelle Barrett Toman, M.D., PH.D.Colmar Manor, MD · No drug or device payments recorded (2025) · Telehealth ·
(301) 699-7700 Dr. Sadhana RajamoorthiColmar Manor, MD · $20 in drug and device payments (2025) ·
(301) 699-7707 Dr. Stephen WreesmanColmar Manor, MD · No drug or device payments recorded (2025) ·
(301) 699-7707 Dr. William Gallagher, MDColmar Manor, MD · No drug or device payments recorded (2025) · Telehealth ·
(301) 699-7700 Conditions Family Medicine providers in Colmar Manor, Maryland commonly treat
Patients often search by condition rather than specialty. These are conditions typically managed by Family Medicine providers. Individual practices vary, so confirm with the provider before booking.
- Annual physicals
- High blood pressure
- Type 2 diabetes
- Preventive care
- Minor injuries
Common questions
How many Family Medicine providers are in Colmar Manor, Maryland?There are 13 Family Medicine providers with active NPI records practicing in Colmar Manor, according to federal NPPES data refreshed monthly.
What conditions do Family Medicine providers in Colmar Manor treat?Family Medicine providers in Colmar Manor commonly treat annual physicals, high blood pressure, type 2 diabetes, preventive care, minor injuries and related conditions. Individual practices vary, so confirm with the provider before booking.
Where does this data come from?Provider records 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.
All specialties in Colmar Manor Family Medicine across Maryland