Quick answers
- Where does Aaron Gerstenmaier see patients?
- Medicare's clinician data lists 8 practice locations, including Wheaton, MD, Washington, DC and Bethesda, MD. Call before your visit to confirm the address.
- What is Aaron Gerstenmaier's specialty?
- Medicare lists Family Practice as the primary specialty.
- Does Aaron Gerstenmaier accept Medicare assignment?
- Yes. Medicare's clinician data says Aaron Gerstenmaier accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- Does Aaron Gerstenmaier offer telehealth?
- Medicare's clinician data says Aaron Gerstenmaier offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Aaron Gerstenmaier?
- (301) 942-4505, as listed in official Medicare / NPI Registry data.
- What is Aaron Gerstenmaier's NPI number?
- 1851602767. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Practice locations
Addresses where Aaron Gerstenmaier is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 8; the Medicare profile lists all.
- 11915 Georgia AveWheaton, MD 20902 (301) 942‑4505
- 1805 Columbia Rd NWWashington, DC 20009 (202) 797‑4960
- 2155 Champlain St NWWashington, DC 20009 (202) 407‑7747
- 2155 Champlain St NW, Marie Reed Hlth CtrWashington, DC 20009 (202) 407‑7747
- 228 7th St SEWashington, DC 20003 (202) 698‑0795
Group practices
Medicare enrollment lists Aaron Gerstenmaier as a member of these groups (CMS data updated 2026-10-02).
- MedStar Urgent Care LLC300 clinicians in the group
- Community of Hope, Inc58 clinicians in the group
- Optimum Health LLC6 clinicians in the group
Specialties
- Family Practiceprimary
Other family doctors in Wheaton
Clinicians with the same Medicare primary specialty in Wheaton, MD — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Ohio State University College Of Medicine |
| Graduation year | 2010 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1851602767 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians