Quick answers
- Where does Maria Petrella see patients?
- Medicare's clinician data lists 3 practice locations, including Arlington, VA, Washington, DC and Chevy Chase, MD. Call before your visit to confirm the address.
- What is Maria Petrella's specialty?
- Medicare lists Occupational Therapist in Private Practice as the primary specialty.
- Does Maria Petrella accept Medicare assignment?
- Yes. Medicare's clinician data says Maria Petrella 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 Maria Petrella?
- (703) 525-2200, as listed in official Medicare / NPI Registry data.
- What is Maria Petrella's NPI number?
- 1487306932. 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 Maria Petrella is enrolled with Medicare (CMS data updated 2026-10-02).
- 1715 N George Mason Dr, Suite 504Arlington, VA 22205 (703) 525‑2200
- 2021 K St NWWashington, DC 20006 (301) 657‑1996
- 5550 Friendship Blvd, Suite 300Chevy Chase, MD 20815 (301) 657‑1996
Group practices
Medicare enrollment lists Maria Petrella as a member of these groups (CMS data updated 2026-10-02).
- Nirschl Orthopaedic Center for Sportsmedicine and Joint Reconstruction21 clinicians in the group
- Washington Orthopaedics and Sports Medicine, P.A.12 clinicians in the group
Specialties
Find other clinicians: Occupational Therapist in Private Practice, Virginia →
Other occupational therapists in Arlington
Clinicians with the same Medicare primary specialty in Arlington, VA — not a recommendation.
Clinician information
| Credential | OT |
|---|---|
| Graduation year | 2021 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1487306932 |
| 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