Deirdre Martinez, FNP
NPI 1770191538 · Family Nurse Practitioner · Petaluma, CA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Deirdre Martinez, FNP is a Family Nurse Practitioner provider in Petaluma, CA (NPI 1770191538).
Provider details
- NPI number
- 1770191538
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- FNP
- Sex
- Female
- Sole proprietor
- Yes
- License
- 2025223 (CA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
5 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 · 11 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 38 | 16 |
| Lisinopril | 31 | 14 |
| Metformin Hcl | 27 | 13 |
| Insulin Glargine,hum.rec.anlogbrand: Basaglar Kwikpen U-100 | 16 | — |
| Ibuprofen | 16 | — |
| Furosemide | 16 | — |
| Omeprazole | 15 | — |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$42 across 2 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
- 2020-07-17
- Last updated
- 2023-02-09
- Certified
- 2023-02-09
Frequently asked questions
- What is Deirdre Martinez's NPI number?
- Deirdre Martinez's National Provider Identifier (NPI) is 1770191538, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Deirdre Martinez's specialty?
- Deirdre Martinez is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Deirdre Martinez located?
- Deirdre Martinez's practice location on file with NPPES is 1179 N Mcdowell Blvd, Petaluma, CA 94954-6559.
- What is Deirdre Martinez's phone number?
- The practice phone number listed in the NPPES registry for Deirdre Martinez is (707) 559-7500.
- Does Deirdre Martinez accept Medicare?
- Deirdre Martinez is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Deirdre Martinez's NPI active?
- Yes — Deirdre Martinez's NPI (1770191538) is active in the NPPES registry as of the last update on 2023-02-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.