Gary B. Nelson, OD
Optometrist · Alameda, CA
Gary B. Nelson, OD is an optometrist with a practice address in Alameda, California, and NPI 1831225432, issued on Feb 26, 2007. Check the license (California 5579T, as entered in NPPES) with the California board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Gary B. Nelson
- Credential
- OD
- Primary taxonomy
- Optometrist 152W00000X
- License number
- 5579T CA
Self-reported in NPPES; status is on the state search - Practice location
- 1801 Santa Clara Ave, Alameda, CA 94501
- Phone
- (510) 521-2015
- Enumerated
- Feb 26, 2007
- Record last updated
- Jun 15, 2011 (not updated in 15 years: call before relying on the address or phone)
- Fax
- (510) 521-2123
- Medicaid ID
- SD0055790 CA
- Entity
- Type 1 · individual
8 nearest optometrist records → All 8,308 in California → Look up another NPI →
Also registered at 1801 Santa Clara Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Shelly Sheppard, O.D.Optometrist1043290224
Verify Gary B. Nelson in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 5579TCheck the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Gary B. Nelson among 8,308 optometrist records in California
Gary B. Nelson, OD is one of 8,308 optometrist records with a practice address in California. 67% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2007, is newer than 34% of them.
- NPI issued2007 · 34% of these records are older, 46% newer
- In a Medicare fileNo · 67% of these records are
- In the CMS Doctors and Clinicians fileNo · 43% of these records are
- Record last updated2011 · 67% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 152W00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
25 optometrist records list a practice address in Alameda
They are 25 of the 2,492 NPPES records with a practice address in Alameda, and 8,308 optometrist records in California. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 8,308 in California → Every provider in Alameda → Optometrist nationwide →
The 8 optometrist records with the nearest ZIP codes
- Milan An, O.D.Alameda, CA 945011134276215
- Daniel Chin, DOCTOR OF OPTOMETRYAlameda, CA 945011003969254
- David Jew, O.D.Alameda, CA 945011760539860
- Eugenia Kao, O.D.Alameda, CA 945011265589378
- Eileen Kim, O.D.Alameda, CA 945011427100924
- Nellie LeeAlameda, CA 945011649319245
- Alexander Lukens, O.D.Alameda, CA 945011275533879
- Richard Marcus, O.D,Alameda, CA 945011396804050
Common questions
What is Gary B. Nelson, OD's NPI number?
Gary B. Nelson, OD's National Provider Identifier (NPI) is 1831225432, issued on Feb 26, 2007. An NPI identifies a provider in billing; it is not a license.
Where is Gary B. Nelson, OD located?
The NPPES record lists a practice address at 1801 Santa Clara Ave, Alameda, CA, 94501. Phone: (510) 521-2015. Providers update this record themselves, so call before visiting.
How can I verify Gary B. Nelson, OD's license?
NPPES lists California license number 5579T, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity 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. 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.