Quick answers
- Where does Mary D. McGregor see patients?
- Medicare's clinician data lists 6 practice locations, including Los Angeles, CA. Call before your visit to confirm the address.
- What is Mary D. McGregor's specialty?
- Medicare lists Occupational Therapist in Private Practice as the primary specialty.
- Does Mary D. McGregor accept Medicare assignment?
- Yes. Medicare's clinician data says Mary D. McGregor 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 Mary D. McGregor?
- (323) 865-0563, as listed in official Medicare / NPI Registry data.
- What is Mary D. McGregor's NPI number?
- 1275723884. 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 Mary D. McGregor is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 6; the Medicare profile lists all.
- 1441 Eastlake Ave, Suite 5409Los Angeles, CA 90033 (323) 865‑0563
- 1520 San Pablo StLos Angeles, CA 90033 (800) 872‑2273
- 1520 San Pablo St, Fl 4Los Angeles, CA 90033 (800) 872‑2273
- 1520 San Pablo St 1st Floor NLos Angeles, CA 90033 (800) 872‑2273
- 1640 Marengo StLos Angeles, CA 90033 (323) 223‑4091
Group practices
Medicare enrollment lists Mary D. McGregor as a member of this group (CMS data updated 2026-10-02).
- USC Care Medical Group Inc1,380 clinicians in the group
Specialties
Find other clinicians: Occupational Therapist in Private Practice, California →
Other occupational therapists in Los Angeles
Clinicians with the same Medicare primary specialty in Los Angeles, CA — not a recommendation.
Clinician information
| Credential | OT |
|---|---|
| Medical school | University Of Southern California Keck School Of Medicine |
| Graduation year | 2008 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1275723884 |
| 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