NPPES file of Aug 9, 2026

Martin Roco, FNP

Primary Care Nurse Practitioner · Napa, CA

Martin Roco, FNP is a primary care nurse practitioner with a practice address in Napa, California, and NPI 1255683140, issued on Oct 3, 2012. Check the license (California NP95027617, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1255683140
Name
Martin Roco
Credential
FNP
Primary taxonomy
Primary Care Nurse Practitioner 363LP2300X
License numbers
NP95027617 CA
005192 CT
201500803NP-PP OR
Self-reported in NPPES; status is on the state search
Practice location
1141 Pear Tree LN, Napa, CA 94558
Phone
(707) 254-1770
Enumerated
Oct 3, 2012
Record last updated
Aug 28, 2024
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 1141 Pear Tree LN

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Daniella Antalek, RNRegistered Nurse1265293385
  2. Irma Arellano, RDHDental Hygienist1528603610
  3. Carmen Arroyo, RNRegistered Nurse1700102225
  4. Ninad Athale, M.D.Family Medicine Physician1619124864
  5. Mayra Avina, FNPFamily Nurse Practitioner1336597004
  6. Bibiana Barrera MendezRegistered Nurse1043071178

Verify Martin Roco in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this profession
    Search for license NP95027617
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the California license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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46% fewer Medicare Part D claims than the average primary care nurse practitioner in 2024

810 Medicare Part D claims for 278 beneficiaries, against an average of 1,492 among the 5,992 providers of this specialty who prescribed in Part D.

  1. Martin Roco810
  2. Specialty average1,492

Most prescribed

  1. Lisinopril42 claims
  2. Atorvastatin Calcium41 claims
  3. Prednisone34 claims
  4. Cephalexin28 claims
  5. Metformin Hcl26 claims
  6. Losartan Potassium25 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Industry payments in 2024: $80.72

4 payments; by number, the most common kind was food and beverage; the largest payer was Otsuka America Pharmaceutical, Inc. The 4,321 providers of this specialty with any payment received $625.13 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Martin Roco$80.72
  2. Specialty average$625.13

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Martin Roco among 1,131 primary care nurse practitioner records in California

Martin Roco, FNP is one of 1,131 primary care nurse practitioner records with a practice address in California. 63% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2012, is newer than 15% of them.

  • NPI issued2012 · 15% of these records are older, 83% newer
  • In a Medicare fileYes · 63% of these records are
  • In the CMS Doctors and Clinicians fileNo · 35% of these records are
  • Record last updated2024 · 40% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LP2300X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Primary Care Nurse Practitioner providers in California

There are 1,131 primary care nurse practitioner records in California.

The 8 primary care nurse practitioner records with the nearest ZIP codes

  1. Ronald Tamarisk, N.P.Napa, CA 945581891754396
  2. Nancy Tamarisk, N.P.Napa, CA 945581821058611
  3. Andrew Mery, DNP, AGNP-COakley, CA 945611679362263
  4. Sindhu Alexander, MSN, APRN, AGNP-CCastro Valley, CA 945521508670399
  5. Yvonne Cobbs, DNP, ANP-C, PHN. RNPinole, CA 945641578527842
  6. Courtney Vu, FNP-BCLivermore, CA 945511508610155
  7. Donna Bierut, MSN, FNP-BCLivermore, CA 945501073883013
  8. April Wood, FNPPleasanton, CA 945661205796240

Common questions

What is Martin Roco, FNP's NPI number?

Martin Roco, FNP's National Provider Identifier (NPI) is 1255683140, issued on Oct 3, 2012. An NPI identifies a provider in billing; it is not a license.

Where is Martin Roco, FNP located?

The NPPES record lists a practice address at 1141 Pear Tree LN, Napa, CA, 94558. Phone: (707) 254-1770. Providers update this record themselves, so call before visiting.

How can I verify Martin Roco, FNP's license?

NPPES lists California license number NP95027617, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Martin Roco, FNP prescribe under Medicare Part D?

In 2024, Martin Roco, FNP had 810 Medicare Part D claims for 278 beneficiaries; the average among primary care nurse practitioner prescribers was 1,492. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.