Diana Matthiessen, ASW
Diana Matthiessen, ASW is a Clinical Social Worker in Santa Monica, California. Licensed in California. Registered with an NPI since 2023.
- Licensed in
- CA
- In the registry since
- 2023
Practice location Address checks out
3205 Ocean Park Blvd Ste 250Santa Monica, CA 90405-3239
Phone: (310) 488-5850
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Pin is approximate — placed at the ZIP-code centre, not the exact door.
Specialties & licences
| Clinical Social Worker (primary) | Taxonomy 1041C0700X · Licence 122238 (CA) |
|---|
Record details
| NPI number | 1932986916 |
|---|---|
| Entity type | Individual (Type 1) |
| Gender | Female |
| Credentials | ASW |
| Sole proprietor | No |
| NPI enumerated | September 12, 2023 |
| Last updated in NPPES | October 14, 2025 |
| Certification date | October 14, 2025 |
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