Quick answers
- Which hospitals does John R. Volatile Jr. work at?
- Medicare's official clinician data lists John R. Volatile Jr. at 2 hospitals: MedStar Georgetown University Hospital and MedStar Washington Hospital Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does John R. Volatile Jr. see patients?
- Medicare's clinician data lists 5 practice locations, including Washington, DC, Chevy Chase, MD and Bethesda, MD. Call before your visit to confirm the address.
- What is John R. Volatile Jr.'s specialty?
- Medicare lists Physician Assistant as the primary specialty.
- Does John R. Volatile Jr. accept Medicare assignment?
- Yes. Medicare's clinician data says John R. Volatile Jr. 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.
- What is the phone number for John R. Volatile Jr.?
- (202) 429-2401, as listed in official Medicare / NPI Registry data.
- What is John R. Volatile Jr.'s NPI number?
- 1497063549. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where John R. Volatile Jr. works
Medicare's Facility Affiliation Data lists John R. Volatile Jr. 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 Washington Hospital CenterWashington, DC · Acute Care Hospital · CCN 090011
Practice locations
Addresses where John R. Volatile Jr. is enrolled with Medicare (CMS data updated 2026-10-02).
- 1145 19th St NW, 311 Mmg at 19th Street NWWashington, DC 20036 (202) 429‑2401
- 3800 Reservoir Rd NWWashington, DC 20007
- 5454 Wisconsin AveChevy Chase, MD 20815 (877) 677‑3627
- 6410 Rockledge DrBethesda, MD 20817
- 6410 Rockledge Dr, Suite 600Bethesda, MD 20817
Group practices
Medicare enrollment lists John R. Volatile Jr. as a member of these groups (CMS data updated 2026-10-02).
- MedStar Medical Group II LLC3,767 clinicians in the group
- Suburban/Nrh Medical Rehabilitation Inc941 clinicians in the group
Specialties
- Physician Assistantprimary
Find other clinicians: Physician Assistant, District of Columbia →
Other physician assistants in Washington
Clinicians with the same Medicare primary specialty in Washington, DC — not a recommendation.
Clinician information
| Credential | PA |
|---|---|
| Graduation year | 2007 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1497063549 |
| 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