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Geriatric Medicine

Austin J. Armstrong, MD

Works at hospitals in Washington, DC · District of Columbia

Summary

Austin J. Armstrong, MD (Geriatric Medicine) is listed by Medicare at 1 hospital in Washington, DC. NPI 1881251320. Medicare data says the clinician accepts Medicare assignment. Source: CMS Facility Affiliation Data, updated 2026-10-02.

From official Medicare data

This page shows what Medicare's official clinician data says about Austin J. Armstrong, joined by NPI number (data updated 2026-10-02). It is not a recommendation or a rating. Call the office or hospital to confirm before you go.

In a medical emergency, call 911.

At a glance

Geriatric MedicinePrimary specialty
YesAccepts Medicare assignment
YesOffers telehealth
7Years since medical school (graduated 2019)
MaleGender (as listed)
MedStar Total Elder Care, LLCGroup practice

Quick answers

Which hospitals does Austin J. Armstrong work at?
Medicare's official clinician data lists Austin J. Armstrong at 1 hospital: MedStar Washington Hospital Center. This is where the clinician works or has privileges; call the hospital to confirm.
Where does Austin J. Armstrong see patients?
Medicare's clinician data lists 1 practice location in Washington, DC. Call before your visit to confirm the address.
What is Austin J. Armstrong's specialty?
Medicare lists Geriatric Medicine as the primary specialty.
Does Austin J. Armstrong accept Medicare assignment?
Yes. Medicare's clinician data says Austin J. Armstrong 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 Austin J. Armstrong offer telehealth?
Medicare's clinician data says Austin J. Armstrong offers telehealth services. Ask the office which visits can be done by video or phone.
What is the phone number for Austin J. Armstrong?
(202) 877-0570, as listed in official Medicare / NPI Registry data.
What is Austin J. Armstrong's NPI number?
1881251320. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.

Hospitals where Austin J. Armstrong works

Medicare's Facility Affiliation Data lists Austin J. Armstrong at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.

Practice locations

Addresses where Austin J. Armstrong is enrolled with Medicare (CMS data updated 2026-10-02).

Group practices

Medicare enrollment lists Austin J. Armstrong as a member of this group (CMS data updated 2026-10-02).

  • MedStar Total Elder Care, LLC27 clinicians in the group

Specialties

Find other Geriatric Medicine doctors in District of Columbia →

Other geriatricians in Washington

Clinicians with the same Medicare primary specialty in Washington, DC — not a recommendation.

All geriatricians in Washington →

Clinician information

CredentialMD
Graduation year2019
Gender (as listed)Male
Medicare assignmentAccepts (Medicare-approved amount as full payment)
TelehealthOffers telehealth services
NPI (National Provider Identifier)1881251320
CorrectionsReport 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

  1. Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
  2. National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
  3. NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
  4. Medicare Care Compare — official Medicare tool to look up clinicians