Dr. Diana Patricia Ketterman, PHD
Dr. Diana Patricia Ketterman, PHD is a Clinical Psychologist in Alta Loma, California. Qualified in 1989, 37 years ago. Practices as a sole proprietor. Licensed in California.
- Years since qualifying
- 37
- Licensed in
- CA
- In the registry since
- 2018
- Specialties on file
- 2
What do these letters mean?
- PHD — Doctor of Philosophy
- A research doctorate. In healthcare it usually sits alongside a clinical licence.
Practice location Address checks out
5033 Carriage RdAlta Loma, CA 91737-1685
Phone: (909) 732-6224
Fax: (909) 980-4789
Show map & directions
Directions in Google Maps · Apple Maps · OpenStreetMap
Pin is approximate — placed at the ZIP-code centre, not the exact door.
Specialties & licences
| Psychologist (primary) | Taxonomy 103T00000X · Licence 33769 (CA) |
|---|---|
| School Psychologist | Taxonomy 103TS0200X · Licence 2551 (CA) |
Record details
| NPI number | 1811487937 |
|---|---|
| Entity type | Individual (Type 1) |
| Gender | Female |
| Credentials | PHD |
| Sole proprietor | Yes |
| NPI enumerated | May 14, 2018 |
| Last updated in NPPES | September 23, 2025 |
| Certification date | September 23, 2025 |
Medicare enrollment
| Medicare specialty | CLINICAL PSYCHOLOGIST |
|---|---|
| Medical school | OTHER |
| Graduated | 1989 (37 years in practice) |
| Accepts Medicare assignment | Not indicated |
| Practice locations | 3 on file with Medicare |