Jeffrey L. Gao, MD
Occupational Medicine Physician · Vallejo, CA
Jeffrey L. Gao, MD is an occupational medicine physician with a practice address in Vallejo, California, and NPI 1710065552, issued on Nov 1, 2006. Check the license (California G80920, as entered in NPPES) on the Medical Board of California; the Medicare figures below come from public CMS files.
- Name
- Jeffrey L. Gao
- Credential
- MD
- Primary taxonomy
- Occupational Medicine Physician 2083X0100X
- License number
- G80920 CA
Self-reported in NPPES; status is on the state search - Practice location
- 975 Sereno Dr, Vallejo, CA 94589
- Phone
- (707) 651-1000
- Enumerated
- Nov 1, 2006
- Record last updated
- Dec 8, 2021 (not updated in 5 years: call before relying on the address or phone)
- Medicaid ID
- 00G809200 CA
- Entity
- Type 1 · individual
8 nearest occupational medicine physician records → All 415 in California → Look up another NPI →
Also registered at 975 Sereno Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Anthony Acquaviva, MDUrology Physician1457439283
- Jhonnard James Acuna, CRNACertified Registered Nurse Anesthetist1205997327
- Omid AfshariPharmacist1184165391
- Eesha AftabStudent in an Organized Health Care Education/Training Program1770421687
Verify Jeffrey L. Gao in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersMedical Board of California
Search for license G80920Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $91.65
5 payments; by number, the most common kind was food and beverage; the largest payer was Nevro Corp. The 193 providers of this specialty with any payment received $2,381.67 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Jeffrey L. Gao among 415 occupational medicine physician records in California
Jeffrey L. Gao, MD is one of 415 occupational medicine physician records with a practice address in California. 30% 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 2% of them.
- NPI issued2006 · 2% of these records are older, 57% newer
- In a Medicare fileYes · 30% of these records are
- In the CMS Doctors and Clinicians fileNo · 12% of these records are
- Record last updated2021 · 75% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2083X0100X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Occupational Medicine Physician providers in California
There are 415 occupational medicine physician records in California.
All 415 in California → Every provider in Vallejo → Occupational Medicine Physician nationwide →
The 8 occupational medicine physician records with the nearest ZIP codes
- Brian Knapp, MDVallejo, CA 945891528146362
- Susan Lambert, MDVallejo, CA 945891720166549
- Michael Palomino, MDVallejo, CA 945891992883706
- Phillip Wagner, MDVallejo, CA 945891912931619
- Stephen Nord, MDPleasanton, CA 945881255484689
- Chao Sun, M.D.Pleasanton, CA 945881013118884
- Rose Melgar, M.D.Union City, CA 945871386716199
- Charlene Niizawa, M.D.Union City, CA 945871558449314
Common questions
What is Jeffrey L. Gao, MD's NPI number?
Jeffrey L. Gao, MD's National Provider Identifier (NPI) is 1710065552, issued on Nov 1, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Jeffrey L. Gao, MD located?
The NPPES record lists a practice address at 975 Sereno Dr, Vallejo, CA, 94589. Phone: (707) 651-1000. Providers update this record themselves, so call before visiting.
How can I verify Jeffrey L. Gao, MD's license?
NPPES lists California license number G80920, 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.