NPPES file of Aug 9, 2026

John A. Robbins, M.D.

Geriatric Medicine (Internal Medicine) Physician · Sacramento, CA

John A. Robbins, M.D. is a geriatric medicine (internal medicine) physician with a practice address in Sacramento, California, and NPI 1942284518, issued on Dec 6, 2005. Check the license (California G34724, 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
1942284518
Name
John A. Robbins
Credential
M.D.
Primary taxonomy
Geriatric Medicine (Internal Medicine) Physician 207RG0300X
License number
G34724 CA
Self-reported in NPPES; status is on the state search
Practice location
4150 V St, Sacramento, CA 95817
Phone
(916) 734-7004
Enumerated
Dec 6, 2005
Record last updated
Jul 13, 2026
Fax
(916) 734-2732
Medicare enrollment
Enrolled (PECOS I20080729000153); accepts Medicare assignment
Medical or professional school
Albert Einstein College Of Medicine Of Yeshiva University, 1971
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 4150 V St

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

  1. Lia Angela Africa, M.D.Internal Medicine Physician1164849360
  2. Jillian Ahrens, M.D.Internal Medicine Physician1225307457
  3. Amar Al-Juburi, M.D.Gastroenterology Physician1821041229
  4. Waqar Ali, M.D.Internal Medicine Physician1891112090
  5. Amir Amini, M.D.Anesthesiology Physician1164699302
  6. Shubha Ananthakrishnan, MDNephrology Physician1275633869

Verify John A. Robbins in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license G34724
    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 one group practice

  1. Regents OF The Univ OF CAChico, CA

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

John A. Robbins among 532 geriatric medicine (internal medicine) physician records in California

John A. Robbins, M.D. is one of 532 geriatric medicine (internal medicine) physician records with a practice address in California. 77% 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 · 77% of these records are
  • In the CMS Doctors and Clinicians fileYes · 51% of these records are
  • Graduated1971 · median 1999 among the 271 with a school on file
  • Record last updated2026 · 62% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0300X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Geriatric Medicine (Internal Medicine) Physician providers in California

There are 532 geriatric medicine (internal medicine) physician records in California.

The 8 geriatric medicine (internal medicine) physician records with the nearest ZIP codes

  1. Rebecca Boxer, MDSacramento, CA 958171659304830
  2. Nikita Gill, MDSacramento, CA 958171700447984
  3. Beatriz Marron, MDSacramento, CA 958171477130433
  4. William Seavey, MDSacramento, CA 958171831145432
  5. Silvia Arizaga, MDSacramento, CA 958161710009121
  6. Bettina Chrysofakis-Baiduc, M.D.Sacramento, CA 958161265724546
  7. Jae Whan Keum, MDSacramento, CA 958161386106631
  8. Sorour Rahgoshay, MDSacramento, CA 958161083877377

Common questions

What is John A. Robbins, M.D.'s NPI number?

John A. Robbins, M.D.'s National Provider Identifier (NPI) is 1942284518, issued on Dec 6, 2005. An NPI identifies a provider in billing; it is not a license.

Where is John A. Robbins, M.D. located?

The NPPES record lists a practice address at 4150 V St, Sacramento, CA, 95817. Phone: (916) 734-7004. Providers update this record themselves, so call before visiting.

How can I verify John A. Robbins, M.D.'s license?

NPPES lists California license number G34724, 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.