# MRS. DIANA N.A. MANDELL

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- **Entity:** Individual
- **Status:** Active
- **Sole proprietor:** Yes

## Provider details

- **NPI number:** 1003970047
- **Gender:** F
- **Credential:** M.ED L.M.H.C.

## Taxonomy

| Code | Description | License number | State | Primary |
| --- | --- | --- | --- | --- |
| 101YM0800X | Mental Health Counselor | LH00003564 | WA | — |
| 103T00000X | Psychologist | LH00003564 | WA | Yes |

## Other

- **Enumeration date:** 12/21/2006
- **Last updated:** 09/11/2025