NPPES file of Aug 9, 2026

Sangeeta Gambhir, M.D.

Diagnostic Radiology Physician · Walnut Creek, CA

Sangeeta Gambhir, M.D. is a diagnostic radiology physician with a practice address in Walnut Creek, California, and NPI 1144213299, issued on Aug 24, 2005. Check the license (California G75064, 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 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1144213299
Name
Sangeeta Gambhir
Credential
M.D.
Primary taxonomy
Diagnostic Radiology Physician 2085R0202X
License number
G75064 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
Aug 24, 2005
Record last updated
Jan 31, 2023
Fax
(925) 296-7171
Medicare enrollment
Enrolled (PECOS I20040514001217); accepts Medicare assignment
Medical or professional school
University Of California, Geffen School Of Medicine, 1991
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 2125 Oak Grove RD

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

  1. Richard Baxter, M.D.Diagnostic Radiology Physician1356382956
  2. Robert BinderDiagnostic Radiology Physician1942241559
  3. Kimberly Blumberg, M.DDiagnostic Radiology Physician1316979925
  4. James Branscom, M.D.Diagnostic Radiology Physician1558304451
  5. Less Chafen, M.D.Diagnostic Radiology Physician1336131689
  6. Joseph Chan, M.D.Diagnostic Radiology Physician1043256720

Verify Sangeeta Gambhir in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license G75064
    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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Bills Medicare through 3 group practices

  1. Bay Imaging Consultants Medical Group IncBerkeley, CA
  2. Magnetic Imaging Affiliates LLCOakland, CA
  3. University Healthcare AllianceMenlo Park, CA

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

Sangeeta Gambhir among 4,500 diagnostic radiology physician records in California

Sangeeta Gambhir, M.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 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 93% newer
  • In a Medicare fileYes · 74% of these records are
  • In the CMS Doctors and Clinicians fileYes · 70% of these records are
  • Graduated1991 · median 2004 among the 3,130 with a school on file
  • Record last updated2023 · 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.

The 8 diagnostic radiology physician records with the nearest ZIP codes

  1. Eric Bain, MDWalnut Creek, CA 945981922047190
  2. Richard Baxter, M.D.Walnut Creek, CA 945981356382956
  3. Robert BinderWalnut Creek, CA 945981942241559
  4. Less Chafen, M.D.Walnut Creek, CA 945981336131689
  5. George Chu, MDWalnut Creek, CA 945981952340465
  6. Molly Honegger, M.D.Walnut Creek, CA 945981780648766
  7. Christopher Krol, MDWalnut Creek, CA 945981114905007
  8. Shlomo Leibowich, MDWalnut Creek, CA 945981992763668

Common questions

What is Sangeeta Gambhir, M.D.'s NPI number?

Sangeeta Gambhir, M.D.'s National Provider Identifier (NPI) is 1144213299, issued on Aug 24, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Sangeeta Gambhir, M.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 Sangeeta Gambhir, M.D.'s license?

NPPES lists California license number G75064, 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.

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.