NPPES file of Aug 9, 2026

Laura A. Marcus, FNP

Family Nurse Practitioner · Windsor, CA

Laura A. Marcus, FNP is a family nurse practitioner with a practice address in Windsor, California, and NPI 1932453990, issued on Oct 30, 2012. Check the license (California 22607, 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
1932453990
Name
Laura A. Marcus
Credential
FNP
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
22607 CA
Self-reported in NPPES; status is on the state search
Practice location
166 Windsor River RD, Windsor, CA 95492
Phone
(415) 377-3910
Enumerated
Oct 30, 2012
Record last updated
Aug 15, 2023
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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8 nearest family nurse practitioner records → All 16,966 in California → Look up another NPI →

Verify Laura A. Marcus 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 22607    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

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52% fewer Medicare Part D claims than the average family nurse practitioner in 2024

624 Medicare Part D claims for 51 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. 21 claims were for opioids.

  1. Laura Marcus624
  2. Specialty average1,305

Most prescribed

  1. Levothyroxine Sodium146 claims
  2. Famotidine42 claims
  3. Atorvastatin Calcium29 claims
  4. Omeprazole28 claims
  5. Metformin Hcl27 claims
  6. Basaglar Kwikpen U-10026 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.

Laura A. Marcus among 16,966 family nurse practitioner records in California

Laura A. Marcus, FNP is one of 16,966 family nurse practitioner records with a practice address in California. 67% 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 21% of them.

  • NPI issued2012 · 21% of these records are older, 76% newer
  • In a Medicare fileYes · 67% of these records are
  • In the CMS Doctors and Clinicians fileNo · 40% of these records are
  • Record last updated2023 · 42% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

3 family nurse practitioner records list a practice address in Windsor

They are 3 of the 184 NPPES records with a practice address in Windsor, and 16,966 family nurse practitioner records in California.

All 16,966 in California → Every provider in Windsor → Family Nurse Practitioner nationwide →

The 8 family nurse practitioner records with the nearest ZIP codes

  1. Maddisen FosterWindsor, CA 954921548153935
  2. Karyne Souza Limper, FNPWindsor, CA 954921881043842
  3. James Avalos, FNPWillits, CA 954901457475014
  4. Barbra Gradus, FNP-BCWillits, CA 954901962851337
  5. Lisa McCurley, ARNPWillits, CA 954901326391624
  6. Nika PattersonWillits, CA 954901932626728
  7. Stephanie Strickland, FNP-BC/C, RN, MSNWillits, CA 954901558040220
  8. Debra Fenton, NPUpper Lake, CA 954851316928807

Common questions

What is Laura A. Marcus, FNP's NPI number?

Laura A. Marcus, FNP's National Provider Identifier (NPI) is 1932453990, issued on Oct 30, 2012. An NPI identifies a provider in billing; it is not a license.

Where is Laura A. Marcus, FNP located?

The NPPES record lists a practice address at 166 Windsor River RD, Windsor, CA, 95492. Phone: (415) 377-3910. Providers update this record themselves, so call before visiting.

How can I verify Laura A. Marcus, FNP's license?

NPPES lists California license number 22607, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Laura A. Marcus, FNP prescribe under Medicare Part D?

In 2024, Laura A. Marcus, FNP had 624 Medicare Part D claims for 51 beneficiaries; the average among family nurse practitioner prescribers was 1,305. 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.