Quick answers
- Where does Matthew J. Garnjost see patients?
- Medicare's clinician data lists 6 practice locations, including Philadelphia, PA, La Plata, MD and Wilmington, DE. Call before your visit to confirm the address.
- What is Matthew J. Garnjost's specialty?
- Medicare lists Physical Therapist in Private Practice as the primary specialty.
- Does Matthew J. Garnjost accept Medicare assignment?
- Yes. Medicare's clinician data says Matthew J. Garnjost 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 Matthew J. Garnjost?
- (367) 592-4508, as listed in official Medicare / NPI Registry data.
- What is Matthew J. Garnjost's NPI number?
- 1407214166. 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 Matthew J. Garnjost is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 6; the Medicare profile lists all.
- 1100 S Christopher Columbus Blvd, Ati Physical TherapyPhiladelphia, PA 19147 (367) 592‑4508
- 180 W Girard Ave, Suite 1Philadelphia, PA 19123 (267) 592‑4033
- 212 Rosewick RdLa Plata, MD 20646 (240) 776‑6900
- 213 Greenhill Ave, Suite CWilmington, DE 19805 (302) 658‑7800
- 2950 Donnell Dr, Suite GForestville, MD 20747 (240) 492‑3410
Group practices
Medicare enrollment lists Matthew J. Garnjost as a member of this group (CMS data updated 2026-10-02).
- Ati Holdings, LLC443 clinicians in the group
Specialties
Find other clinicians: Physical Therapist in Private Practice, Pennsylvania →
Other physical therapists in Philadelphia
Clinicians with the same Medicare primary specialty in Philadelphia, PA — not a recommendation.
Clinician information
| Credential | PT |
|---|---|
| Graduation year | 2016 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1407214166 |
| 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