NPPES file of Aug 9, 2026

James Henry Holmes, M.D.

Adult Medicine Physician · Stockton, CA

James Henry Holmes, M.D. is an adult medicine physician with a practice address in Stockton, California, and NPI 1508945940, issued on Nov 5, 2006. Check the license (California G30996, 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
1508945940
Name
James Henry Holmes
Credential
M.D.
Primary taxonomy
Adult Medicine Physician 207QA0505X
License number
G30996 CA
Self-reported in NPPES; status is on the state search
Practice location
1502 St. Mark's Plaza, Stockton, CA 95207
Phone
(209) 466-8683
Enumerated
Nov 5, 2006
Record last updated
Mar 7, 2023
Fax
(209) 466-8309
Medicaid ID
0G309960 CA
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 adult medicine physician records → All 386 in California → Look up another NPI →

Verify James Henry Holmes in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license G30996    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

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98% fewer Medicare Part D claims than the average adult medicine physician in 2024

47 Medicare Part D claims, against an average of 3,002 among the 1,307 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims. 45 claims were for opioids.

  1. James Holmes47
  2. Specialty average3,002

Most prescribed

  1. Oxycodone-Acetaminophen23 claims
  2. Hydrocodone-Acetaminophen22 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.

James Henry Holmes among 386 adult medicine physician records in California

James Henry Holmes, M.D. is one of 386 adult medicine physician records with a practice address in California. 69% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 3% of them.

  • NPI issued2006 · 3% of these records are older, 65% newer
  • In a Medicare fileYes · 69% of these records are
  • In the CMS Doctors and Clinicians fileNo · 48% of these records are
  • Record last updated2023 · 63% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207QA0505X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Adult Medicine Physician providers in California

There are 386 adult medicine physician records in California.

All 386 in California → Every provider in Stockton → Adult Medicine Physician nationwide →

The 8 adult medicine physician records with the nearest ZIP codes

  1. Allison Bernardo, DOStockton, CA 952101932662392
  2. Katherine Cadacio, M.D.Stockton, CA 952101336465111
  3. Naju Dah, MDStockton, CA 952041609920727
  4. James Sepiol, M.D.Stockton, CA 952031780857474
  5. Fong Lai, M.D.Stockton, CA 952151528373537
  6. Sandra Shetzline, DOArnold, CA 952231033227715
  7. Shani Truong, M.D.French Camp, CA 952311972096659
  8. Benedicto Estoesta, M.D.Valley Springs, CA 952521649451071

Common questions

What is James Henry Holmes, M.D.'s NPI number?

James Henry Holmes, M.D.'s National Provider Identifier (NPI) is 1508945940, issued on Nov 5, 2006. An NPI identifies a provider in billing; it is not a license.

Where is James Henry Holmes, M.D. located?

The NPPES record lists a practice address at 1502 St. Mark's Plaza, Stockton, CA, 95207. Phone: (209) 466-8683. Providers update this record themselves, so call before visiting.

How can I verify James Henry Holmes, M.D.'s license?

NPPES lists California license number G30996, 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 James Henry Holmes, M.D. prescribe under Medicare Part D?

In 2024, James Henry Holmes, M.D. had 47 Medicare Part D claims; the average among adult medicine physician prescribers was 3,002. 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.