Quick answers
- Which hospitals does Andrew Stemer work at?
- Medicare's official clinician data lists Andrew Stemer at 2 hospitals: MedStar Georgetown University Hospital and MedStar Southern Maryland Hospital Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Andrew Stemer see patients?
- Medicare's clinician data lists 1 practice location in Washington, DC. Call before your visit to confirm the address.
- What is Andrew Stemer's specialty?
- Medicare lists Neurology as the primary specialty, and also Interventional Radiology.
- Does Andrew Stemer accept Medicare assignment?
- Yes. Medicare's clinician data says Andrew Stemer 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 Andrew Stemer offer telehealth?
- Medicare's clinician data says Andrew Stemer offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Andrew Stemer?
- (202) 444-2000, as listed in official Medicare / NPI Registry data.
- What is Andrew Stemer's NPI number?
- 1578719670. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Andrew Stemer works
Medicare's Facility Affiliation Data lists Andrew Stemer at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- MedStar Georgetown University HospitalWashington, DC · Acute Care Hospital · CCN 090004
- MedStar Southern Maryland Hospital CenterClinton, MD · Acute Care Hospital · CCN 210062
Practice locations
Addresses where Andrew Stemer is enrolled with Medicare (CMS data updated 2026-10-02).
- 3800 Reservoir Rd NWWashington, DC 20007 (202) 444‑2000
Group practices
Medicare enrollment lists Andrew Stemer as a member of this group (CMS data updated 2026-10-02).
- MedStar Medical Group II LLC3,767 clinicians in the group
Specialties
- Neurologyprimary
- Interventional Radiologyalso
Other neurologists in Washington
Clinicians with the same Medicare primary specialty in Washington, DC — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2005 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1578719670 |
| 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
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
- 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