Diana Guzman
NPI 1811384811 · Marriage & Family Therapist · Costa Mesa, CA
Diana Guzman is a Marriage & Family Therapist provider in Costa Mesa, CA (NPI 1811384811).
Provider details
- NPI number
- 1811384811
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- No
- License
- 107406 (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
11 yrs in NPPES 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
Mailing address
Registry dates
- Enumerated
- 2015-04-17
- Last updated
- 2023-05-25
- Certified
- 2023-05-25
Frequently asked questions
- What is Diana Guzman's NPI number?
- Diana Guzman's National Provider Identifier (NPI) is 1811384811, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Diana Guzman's specialty?
- Diana Guzman is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is Diana Guzman located?
- Diana Guzman's practice location on file with NPPES is 1597 Baker St, Costa Mesa, CA 92626-3746.
- What is Diana Guzman's phone number?
- The practice phone number listed in the NPPES registry for Diana Guzman is (714) 435-7940.
- Is Diana Guzman's NPI active?
- Yes — Diana Guzman's NPI (1811384811) is active in the NPPES registry as of the last update on 2023-05-25.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.