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Ria Diddee
NPI 1063384170 · Marriage & Family Therapist · Tustin, CA
Ria Diddee is a Marriage & Family Therapist provider in Tustin, CA (NPI 1063384170).
Provider details
- NPI number
- 1063384170
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- No
- License
- 156316 (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(54/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
Under 1 yr in registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
17772 Irvine Blvd Ste 209
Tustin, CA 92780-3234
Phone: (714) 388-6119
Street-level locationGet directions
Mailing address
17772 Irvine Blvd Ste 209
Tustin, CA 92780-3234
Registry dates
- Enumerated
- 2025-09-18
- Last updated
- 2025-09-18
- Certified
- 2025-09-18
Frequently asked questions
- What is Ria Diddee's NPI number?
- Ria Diddee's National Provider Identifier (NPI) is 1063384170, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ria Diddee's specialty?
- Ria Diddee is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is Ria Diddee located?
- Ria Diddee's practice location on file with NPPES is 17772 Irvine Blvd Ste 209, Tustin, CA 92780-3234.
- What is Ria Diddee's phone number?
- The practice phone number listed in the NPPES registry for Ria Diddee is (714) 388-6119.
- Is Ria Diddee's NPI active?
- Yes — Ria Diddee's NPI (1063384170) is active in the NPPES registry as of the last update on 2025-09-18.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.