1 NPI-registered providers practice in Costa Masa, California. Pick another city in the rail, or open the full search to filter by specialty and credential.
| Provider | Specialty | Location | NPI |
|---|---|---|---|
| Dr. Sheva Assar & Associates, Inc. | Psychologist | Costa Masa, CA | 1871252015 |
Source: CMS NPPES Data Dissemination (June 2026).
