What is Adam Diaz's NPI number?

Adam Diaz's National Provider Identifier (NPI) is 1528763117, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Adam Diaz's specialty?

Adam Diaz is listed in the NPPES registry with a primary specialty of Marriage & Family Therapist (Behavioral Health & Social Service Providers).

Where is Adam Diaz located?

Adam Diaz's practice location on file with NPPES is 2575 Depot Rd, Hayward, CA 94545-2341.

What is Adam Diaz's phone number?

The practice phone number listed in the NPPES registry for Adam Diaz is (510) 784-5874.

Is Adam Diaz's NPI active?

Yes — Adam Diaz's NPI (1528763117) is active in the NPPES registry as of the last update on 2026-05-26.

IndividualActive

Adam Diaz

NPI 1528763117 · Marriage & Family Therapist · Hayward, CA

Adam Diaz is a Marriage & Family Therapist provider in Hayward, CA (NPI 1528763117).

Provider details

NPI number: 1528763117
Entity type: Individual
Primary specialty: Marriage & Family TherapistBehavioral Health & Social Service Providers
Sex: Male
Sole proprietor: Yes
License: 146663 (CA)

Specialties & taxonomies

Marriage & Family TherapistPrimary106H00000XLicense 146663 (CA)
Behavioral Health & Social Service Providers

Profile Score

Established profile(59/100 index)

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

2575 Depot Rd

Hayward, CA 94545-2341

Phone: (510) 784-5874

Street-level locationGet directions

More CA providers

Mailing address