Quick answers
- Does Perry M. Nicassio accept Medicare assignment?
- Yes. Medicare's clinician data says Perry M. Nicassio 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 Perry M. Nicassio's NPI number?
- 1215951868. 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 Perry M. Nicassio is enrolled with Medicare (CMS data updated October 2, 2026).
- 300 Medical Plz, Suite 2200Los Angeles, CA 90095 (310) 825‑9989
- 757 Westwood PlzLos Angeles, CA 90095 (310) 825‑9111
Group practices
Medicare enrollment lists Perry M. Nicassio as a member of this group (CMS data updated October 2, 2026).
- UC Regents152 clinicians in the group
Specialties
- Clinical Psychologistprimary
Other clinical psychologists in Los Angeles
Clinicians with the same Medicare primary specialty in Los Angeles, CA — not a recommendation.
Other clinicians in UC Regents
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | CP |
|---|---|
| Graduation year | 1973 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1215951868 |
| 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