John Henry Vanuden, M.D., PH.D.
Diagnostic Radiology Physician · Walnut Creek, CA
John Henry Vanuden, M.D., PH.D. is a diagnostic radiology physician with a practice address in Walnut Creek, California, and NPI 1750505145, issued on Apr 13, 2007. Check the license (California A91415, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- John Henry Vanuden
- Credential
- M.D., PH.D.
- Primary taxonomy
- Diagnostic Radiology Physician 2085R0202X
- License number
- A91415 CA
Self-reported in NPPES; status is on the state search - Practice location
- 2125 Oak Grove RD, Walnut Creek, CA 94598
- Phone
- (925) 296-7150
- Enumerated
- Apr 13, 2007
- Record last updated
- Apr 2, 2015 (not updated in 11 years: call before relying on the address or phone)
- Fax
- (925) 296-7171
- Medicare enrollment
- Enrolled (PECOS I20080616000369); accepts Medicare assignment
- Medical or professional school
- University Of California, San Diego School Of Medicine, 2003
- Entity
- Type 1 · individual
8 nearest diagnostic radiology physician records → All 4,500 in California → Look up another NPI →
Also registered at 2125 Oak Grove RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Robert BinderDiagnostic Radiology Physician1942241559
- Kimberly Blumberg, M.DDiagnostic Radiology Physician1316979925
- James Branscom, M.D.Diagnostic Radiology Physician1558304451
- Less Chafen, M.D.Diagnostic Radiology Physician1336131689
- Joseph Chan, M.D.Diagnostic Radiology Physician1043256720
Verify John Henry Vanuden in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license A91415Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
The practice group's MIPS final score for 2023 (Medicare payment program): 90.8 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Bills Medicare through 4 group practices
- Bay Imaging Consultants Medical Group IncAntioch, CA
- County OF Santa ClaraSan Jose, CA
- Northbay Physicians Surgery Center, LLCFairfield, CA
- Solano Diagnostics Partners A Calif Limited PartnershipWalnut Creek, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
John Henry Vanuden among 4,500 diagnostic radiology physician records in California
John Henry Vanuden, M.D., PH.D. is one of 4,500 diagnostic radiology physician records with a practice address in California. 74% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 48% of them.
- NPI issued2007 · 48% of these records are older, 41% newer
- In a Medicare fileYes · 74% of these records are
- In the CMS Doctors and Clinicians fileYes · 70% of these records are
- Graduated2003 · median 2004 among the 3,130 with a school on file
- Record last updated2015 · 60% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2085R0202X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
98 diagnostic radiology physician records list a practice address in Walnut Creek
They are 98 of the 6,170 NPPES records with a practice address in Walnut Creek, and 4,500 diagnostic radiology physician records in California.
All 4,500 in California → Every provider in Walnut Creek → Diagnostic Radiology Physician nationwide →
The 8 diagnostic radiology physician records with the nearest ZIP codes
- Eric Bain, MDWalnut Creek, CA 945981922047190
- Richard Baxter, M.D.Walnut Creek, CA 945981356382956
- Robert BinderWalnut Creek, CA 945981942241559
- Less Chafen, M.D.Walnut Creek, CA 945981336131689
- George Chu, MDWalnut Creek, CA 945981952340465
- Sangeeta Gambhir, M.D.Walnut Creek, CA 945981144213299
- Molly Honegger, M.D.Walnut Creek, CA 945981780648766
- Christopher Krol, MDWalnut Creek, CA 945981114905007
Common questions
What is John Henry Vanuden, M.D., PH.D.'s NPI number?
John Henry Vanuden, M.D., PH.D.'s National Provider Identifier (NPI) is 1750505145, issued on Apr 13, 2007. An NPI identifies a provider in billing; it is not a license.
Where is John Henry Vanuden, M.D., PH.D. located?
The NPPES record lists a practice address at 2125 Oak Grove RD, Walnut Creek, CA, 94598. Phone: (925) 296-7150. Providers update this record themselves, so call before visiting.
How can I verify John Henry Vanuden, M.D., PH.D.'s license?
NPPES lists California license number A91415, 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.
What is John Henry Vanuden, M.D., PH.D.'s MIPS final score?
The 2023 MIPS final score is 90.8 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.