NPPES file of Aug 9, 2026

Jean A. Marsters, M.D.

Psychiatry Physician · Oakland, CA

Jean A. Marsters, M.D. is a psychiatry physician with a practice address in Oakland, California, and NPI 1265837439, issued on Oct 29, 2014. Check the license (California G71810, as entered in NPPES) on the Medical Board of California; 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
1265837439
Name
Jean A. Marsters
Credential
M.D.
Primary taxonomy
Psychiatry Physician 2084P0800X
License number
G71810 CA
Self-reported in NPPES; status is on the state search
Practice location
10700 Macarthur Blvd, Oakland, CA 94605
Phone
(510) 981-4100
Enumerated
Oct 29, 2014
Record last updated
Oct 29, 2014 (not updated in 12 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20190926001948); accepts Medicare assignment
Medical or professional school
Yale University School Of Medicine, 1989
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 10700 Macarthur Blvd

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

  1. Rochelle Allen, CRTEducational Certified Respiratory Therapist1881121663
  2. Corey Bohman, RN, ANPAdult Health Nurse Practitioner1235572728
  3. Michele BurkeNurse Practitioner1811146889
  4. Shelitha Campbell, NPFamily Nurse Practitioner1043536410
  5. John Christensen, M.D.Internal Medicine Physician1689646556
  6. Taylor Cuffaro, RN, PHN, AGNP-CNurse Practitioner1972104875

Verify Jean A. Marsters in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license G71810
    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
Open 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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74% fewer Medicare Part D claims than the average psychiatry physician in 2024

262 Medicare Part D claims for 29 beneficiaries, against an average of 1,000 among the 35,054 providers of this specialty who prescribed in Part D. Brand-name drugs were 5% of claims.

  1. Jean Marsters262
  2. Specialty average1,000

Most prescribed

  1. Risperidone49 claims
  2. Buspirone Hcl27 claims
  3. Prazosin Hcl21 claims
  4. Venlafaxine Hcl Er17 claims
  5. Quetiapine Fumarate16 claims
  6. Divalproex Sodium Er13 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: $13.15

1 payment: debt forgiveness; the largest payer was Baxter Healthcare. The 13,693 providers of this specialty with any payment received $4,954.93 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Jean Marsters$13.15
  2. Specialty average$4,954.93

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

Bills Medicare through one group practice

  1. Lifelong Medical CareOakland, CA

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

Jean A. Marsters among 8,673 psychiatry physician records in California

Jean A. Marsters, M.D. is one of 8,673 psychiatry physician 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 2014, is newer than 71% of them.

  • NPI issued2014 · 71% of these records are older, 26% newer
  • In a Medicare fileYes · 67% of these records are
  • In the CMS Doctors and Clinicians fileYes · 38% of these records are
  • Graduated1989 · median 2005 among the 3,295 with a school on file
  • Record last updated2014 · 54% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084P0800X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Psychiatry Physician providers in California

There are 8,673 psychiatry physician records in California.

The 8 psychiatry physician records with the nearest ZIP codes

  1. John Brim, M.D.Oakland, CA 946051265677900
  2. Angela Callender, MDOakland, CA 946051215065198
  3. Angela Coombs Mumuni, M.D.Oakland, CA 946051275910374
  4. Emery Fu, M.D.Oakland, CA 946051306045976
  5. Kyla Nighohossian, M.D.Oakland, CA 946051316328982
  6. Giridhar Reddy, M.D.Oakland, CA 946051124166012
  7. Bernard SklarOakland, CA 946051861532871
  8. Joanette Sorkin, M.D.Oakland, CA 946051992759195

Common questions

What is Jean A. Marsters, M.D.'s NPI number?

Jean A. Marsters, M.D.'s National Provider Identifier (NPI) is 1265837439, issued on Oct 29, 2014. An NPI identifies a provider in billing; it is not a license.

Where is Jean A. Marsters, M.D. located?

The NPPES record lists a practice address at 10700 Macarthur Blvd, Oakland, CA, 94605. Phone: (510) 981-4100. Providers update this record themselves, so call before visiting.

How can I verify Jean A. Marsters, M.D.'s license?

NPPES lists California license number G71810, as entered by the provider. Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Jean A. Marsters, M.D. prescribe under Medicare Part D?

In 2024, Jean A. Marsters, M.D. had 262 Medicare Part D claims for 29 beneficiaries; the average among psychiatry physician prescribers was 1,000. 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.