Quick answers
- Where does Allyson H. Mosher see patients?
- Medicare's clinician data lists 2 practice locations, including Fairfax, VA and Reston, VA. Call before your visit to confirm the address.
- What is Allyson H. Mosher's specialty?
- Medicare lists Clinical Social Worker as the primary specialty.
- Does Allyson H. Mosher accept Medicare assignment?
- Yes. Medicare's clinician data says Allyson H. Mosher 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 Allyson H. Mosher offer telehealth?
- Medicare's clinician data says Allyson H. Mosher offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Allyson H. Mosher?
- (703) 324-7000, as listed in official Medicare / NPI Registry data.
- What is Allyson H. Mosher's NPI number?
- 1477571446. 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 Allyson H. Mosher is enrolled with Medicare (CMS data updated 2026-10-02).
- 12011 Government Ctr Pkwy, Suite 836Fairfax, VA 22035 (703) 324‑7000
- 1850 Cameron Glen Dr, Suite 500Reston, VA 20190 (703) 324‑7000
Group practices
Medicare enrollment lists Allyson H. Mosher as a member of this group (CMS data updated 2026-10-02).
- Director of Finance-County of Fairfax VA174 clinicians in the group
Specialties
- Clinical Social Workerprimary
Other clinical social workers in Fairfax
Clinicians with the same Medicare primary specialty in Fairfax, VA — not a recommendation.
Clinician information
| Credential | CSW |
|---|---|
| Graduation year | 1995 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1477571446 |
| 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