Quick answers
- Does Kathleen M. Bui-Nguyen accept Medicare assignment?
- Yes. Medicare's clinician data says Kathleen M. Bui-Nguyen 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 Kathleen M. Bui-Nguyen's NPI number?
- 1841031911. 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 Kathleen M. Bui-Nguyen is enrolled with Medicare (CMS data updated October 2, 2026).
- 1640 Newport Blvd, Suite 260Costa Mesa, CA 92627 (949) 335‑7967
- 200 Newport Ctr Dr, Suite 213Newport Beach, CA 92660 (949) 644‑1322
- 6082 Edinger Ave, Suite 100Huntington Beach, CA 92647 (714) 902‑9349
- 7172 Edinger AveHuntington Beach, CA 92647 (714) 902‑9349
Group practices
Medicare enrollment lists Kathleen M. Bui-Nguyen as a member of these groups (CMS data updated October 2, 2026).
- The California Rehabilitation and Sports Therapy a California Physical188 clinicians in the group
- Change Sports Physical Therapy Institute4 clinicians in the group
Specialties
Find other clinicians: Physical Therapist in Private Practice, California →
Other physical therapists in Costa Mesa
Clinicians with the same Medicare primary specialty in Costa Mesa, 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 | 2023 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1841031911 |
| 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