What is Grace Diaz's NPI number?

Grace Diaz's National Provider Identifier (NPI) is 1497616460, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Grace Diaz's specialty?

Grace Diaz is listed in the NPPES registry with a primary specialty of Genetic Counselor (M.S.) (Other Service Providers).

Where is Grace Diaz located?

Grace Diaz's practice location on file with NPPES is 2020 Zonal Ave Ste 710, Los Angeles, CA 90089-0121.

What is Grace Diaz's phone number?

The practice phone number listed in the NPPES registry for Grace Diaz is (661) 728-8541.

Is Grace Diaz's NPI active?

Yes — Grace Diaz's NPI (1497616460) is active in the NPPES registry as of the last update on 2025-11-19.

IndividualActive

Grace Diaz, MS

NPI 1497616460 · Genetic Counselor (M.S.) · Los Angeles, CA

Grace Diaz, MS is a Genetic Counselor (M.S.) provider in Los Angeles, CA (NPI 1497616460).

Provider details

NPI number: 1497616460
Entity type: Individual
Primary specialty: Genetic Counselor (M.S.)Other Service Providers
Credential: MS
Sex: Female
Sole proprietor: No
License: GC002029 (CA)

Specialties & taxonomies

Genetic Counselor (M.S.)Primary170300000XLicense GC002029 (CA)
Other Service Providers

Profile Score

Established profile(53/100 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

2020 Zonal Ave Ste 710

Los Angeles, CA 90089-0121

Phone: (661) 728-8541

Street-level locationGet directions

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Mailing address