Quick answers
- Does Marie F. Theilen accept Medicare assignment?
- Yes. Medicare's clinician data says Marie F. Theilen accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- What is Marie F. Theilen's NPI number?
- 1942854062. 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 Marie F. Theilen is enrolled with Medicare (CMS data updated October 2, 2026).
- 200 Newport Ctr Dr, Suite 213Newport Beach, CA 92660 (949) 644‑1322
- 2101 E 4th St, Suite 170Santa Ana, CA 92705 (714) 558‑3977
Group practices
Medicare enrollment lists Marie F. Theilen as a member of this group (CMS data updated October 2, 2026).
- The California Rehabilitation and Sports Therapy a California Physical188 clinicians in the group
Specialties
Find other clinicians: Physical Therapist in Private Practice, California →
Other physical therapists in Newport Beach
Clinicians with the same Medicare primary specialty in Newport Beach, CA — not a recommendation.
Other clinicians in The California Rehabilitation and Sports Therapy a California Physical
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | PT |
|---|---|
| Graduation year | 2018 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1942854062 |
| 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