Maria Diaz, RNC, NP
NPI 1205256237 · Women's Health Nurse Practitioner · Santa Monica, CA
Maria Diaz, RNC, NP is a Women's Health Nurse Practitioner provider in Santa Monica, CA (NPI 1205256237).
Provider details
- NPI number
- 1205256237
- Entity type
- Individual
- Primary specialty
- Women's Health Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- RNC, NP
- Sex
- Female
- Sole proprietor
- Yes
- License
- C282760 (CA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
12 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 10 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Estradiol | 96 | 40 |
| Progesterone, Micronizedbrand: Progesterone | 51 | 18 |
| Estradiolbrand: Estradiol (twice Weekly) | 41 | 13 |
| Estradiolbrand: Yuvafem | 28 | 13 |
| Estradiolbrand: Imvexxy | 23 | — |
| Fluconazole | 22 | 14 |
| Estradiolbrand: Lyllana | 18 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$133 across 6 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Registry dates
- Enumerated
- 2014-04-17
- Last updated
- 2014-04-17
Frequently asked questions
- What is Maria Diaz's NPI number?
- Maria Diaz's National Provider Identifier (NPI) is 1205256237, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Maria Diaz's specialty?
- Maria Diaz is listed in the NPPES registry with a primary specialty of Women's Health Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Maria Diaz located?
- Maria Diaz's practice location on file with NPPES is 2121 Wilshire Blvd, Santa Monica, CA 90403-5720.
- What is Maria Diaz's phone number?
- The practice phone number listed in the NPPES registry for Maria Diaz is (310) 264-1777.
- Is Maria Diaz's NPI active?
- Yes — Maria Diaz's NPI (1205256237) is active in the NPPES registry as of the last update on 2014-04-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.