Diana Marquez, AMFT
NPI 1518681899 · Marriage & Family Therapist · San Diego, CA
Diana Marquez, AMFT is a Marriage & Family Therapist provider in San Diego, CA (NPI 1518681899).
Provider details
- NPI number
- 1518681899
- Entity type
- Individual
- Primary specialty
- Marriage & Family TherapistBehavioral Health & Social Service Providers
- Credential
- AMFT
- Sex
- Female
- Sole proprietor
- No
- License
- 130425 (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
3 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
- 2022-09-29
- Last updated
- 2022-11-22
- Certified
- 2022-09-28
Frequently asked questions
- What is Diana Marquez's NPI number?
- Diana Marquez's National Provider Identifier (NPI) is 1518681899, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Diana Marquez's specialty?
- Diana Marquez is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).
- Where is Diana Marquez located?
- Diana Marquez's practice location on file with NPPES is 17140 Rancho Bernardo Dr, San Diego, CA 92128.
- What is Diana Marquez's phone number?
- The practice phone number listed in the NPPES registry for Diana Marquez is (619) 940-9451.
- Is Diana Marquez's NPI active?
- Yes — Diana Marquez's NPI (1518681899) is active in the NPPES registry as of the last update on 2022-11-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.