NPPES file of Aug 9, 2026

Marisol Hernandez Martinez, PA-C

Physician Assistant · Greenbrae, CA

Marisol Hernandez Martinez, PA-C is a physician assistant with a practice address in Greenbrae, California, and NPI 1386187623, issued on Nov 18, 2016. Check the license (California 53974, 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1386187623
Name
Marisol Hernandez Martinez
Credential
PA-C
Primary taxonomy
Physician Assistant 363A00000X
License number
53974 CA
Self-reported in NPPES; status is on the state search
Practice location
1100 S Eliseo Dr Ste 1, Greenbrae, CA 94904
Phone
(415) 514-6868
Enumerated
Nov 18, 2016
Record last updated
Oct 23, 2019 (not updated in 7 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20170106001870); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 1100 S Eliseo Dr Ste 1

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

  1. Jeremy Graham, RN, MSN, NP-CNurse Practitioner1841552924
  2. Gary Sanchez, PA-CPhysician Assistant1386658318
  3. Blake Taylor, MDNeurological Surgery Physician1407210214
  4. Rishi WadhwaNeurological Surgery Physician1841401734

Verify Marisol Hernandez Martinez 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 53974
    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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93% fewer Medicare Part D claims than the average physician assistant in 2024

54 Medicare Part D claims for 21 beneficiaries, against an average of 830 among the 101,058 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Marisol Martinez54
  2. Specialty average830

Most prescribed

  1. Dexamethasone13 claims
  2. Levetiracetam11 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.

No measured MIPS final score for 2023

CMS assigned the neutral MIPS final score of 75 without scoring Quality, Cost, Promoting Interoperability or Improvement Activities. It is an administrative threshold, so PlainDoctor does not compare it with measured clinicians.

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Bills Medicare through one group practice

  1. Ucsf Medical Group Business ServicesSan Francisco, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Marisol Hernandez Martinez among 14,451 physician assistant records in California

Marisol Hernandez Martinez, PA-C is one of 14,451 physician assistant records with a practice address in California. 75% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2016, is newer than 44% of them.

  • NPI issued2016 · 44% of these records are older, 53% newer
  • In a Medicare fileYes · 75% of these records are
  • In the CMS Doctors and Clinicians fileYes · 50% of these records are
  • Graduated2016 · median 2018 among the 7,214 with a school on file
  • Record last updated2019 · 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 363A00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

18 physician assistant records list a practice address in Greenbrae

They are 18 of the 727 NPPES records with a practice address in Greenbrae, and 14,451 physician assistant records in California.

The 8 physician assistant records with the nearest ZIP codes

  1. Courtney Cines, PA-CGreenbrae, CA 949041447758404
  2. Linda Clem, PAGreenbrae, CA 949041104899772
  3. Jessica Fedie, PA-CGreenbrae, CA 949041396179586
  4. Mark Gillespie, P.A.Greenbrae, CA 949041609104835
  5. April Gonzalez, PA-CKentfield, CA 949041366867954
  6. Brittany JangGreenbrae, CA 949041063972339
  7. Aram Katzman, PA-CKentfield, CA 949041609173442
  8. Shari Miller, PAGreenbrae, CA 949041912931296

Common questions

What is Marisol Hernandez Martinez, PA-C's NPI number?

Marisol Hernandez Martinez, PA-C's National Provider Identifier (NPI) is 1386187623, issued on Nov 18, 2016. An NPI identifies a provider in billing; it is not a license.

Where is Marisol Hernandez Martinez, PA-C located?

The NPPES record lists a practice address at 1100 S Eliseo Dr Ste 1, Greenbrae, CA, 94904. Phone: (415) 514-6868. Providers update this record themselves, so call before visiting.

How can I verify Marisol Hernandez Martinez, PA-C's license?

NPPES lists California license number 53974, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Marisol Hernandez Martinez, PA-C prescribe under Medicare Part D?

In 2024, Marisol Hernandez Martinez, PA-C had 54 Medicare Part D claims for 21 beneficiaries; the average among physician assistant prescribers was 830. Part D covers Medicare prescriptions only.

What is Marisol Hernandez Martinez, PA-C's MIPS final score?

CMS assigned the neutral MIPS final score of 75 for 2023 without scoring any category, so it is not a measured result.

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.