Quick answers
- Does Margaret Ellison accept Medicare assignment?
- Medicare's clinician data says Margaret Ellison may accept Medicare assignment (as of October 2, 2026). Ask the office whether they accept it for your visit.
- What is Margaret Ellison's NPI number?
- 1588413173. 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 Margaret Ellison is enrolled with Medicare (CMS data updated October 2, 2026).
- 1341 Hughes Ford Rd, Suite 104Frederick, MD 21701 (301) 798‑4838
Group practices
Medicare enrollment lists Margaret Ellison as a member of this group (CMS data updated October 2, 2026).
- Rehab 2 Perform LLC93 clinicians in the group
Specialties
Find other clinicians: Physical Therapist in Private Practice, Maryland →
Other physical therapists in Frederick
Clinicians with the same Medicare primary specialty in Frederick, MD — not a recommendation.
Other clinicians in Rehab 2 Perform LLC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | PT |
|---|---|
| Graduation year | 2024 |
| Gender (as listed) | Female |
| Medicare assignment | May accept for some services |
| NPI (National Provider Identifier) | 1588413173 |
| 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 October 2, 2026, retrieved October 29, 2026
- 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