Robert M. Theaker, O.D
Optometrist · Hollister, CA
Robert M. Theaker, O.D is an optometrist with a practice address in Hollister, California, and NPI 1053321984, issued on Aug 9, 2006. Check the license (California OPT 9640 TPA, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Robert M. Theaker
- Credential
- O.D
- Primary taxonomy
- Optometrist 152W00000X
- License number
- OPT 9640 TPA CA
Self-reported in NPPES; status is on the state search - Practice location
- 365 6TH St, Hollister, CA 95023
- Phone
- (831) 637-5536
- Enumerated
- Aug 9, 2006
- Record last updated
- Jun 9, 2011 (not updated in 15 years: call before relying on the address or phone)
- Fax
- (831) 637-7601
- Medicare enrollment
- Enrolled (PECOS I20110212000024); accepts Medicare assignment
- Medical or professional school
- University Of California - School Of Optometry, 1991
- Entity
- Type 1 · individual
8 nearest optometrist records → All 8,308 in California → Look up another NPI →
Also registered at 365 6TH St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Elizabeth Anderson, O.D.Optometrist1972814341
- Margaret Campo, ODOptometrist1508798562
Verify Robert M. Theaker in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license OPT 9640 TPACheck 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: $416.67
4 payments; by number, the most common kind was food and beverage; the largest payer was Alcon Vision LLC. The 34,453 providers of this specialty with any payment received $769.99 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.
Bills Medicare through one group practice
- Robert M Theaker O D AN Optometric CorporationHollister, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Robert M. Theaker among 8,308 optometrist records in California
Robert M. Theaker, O.D 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. Its NPI, issued in 2006, is newer than 6% of them.
- NPI issued2006 · 6% of these records are older, 66% newer
- In a Medicare fileYes · 67% of these records are
- In the CMS Doctors and Clinicians fileYes · 43% of these records are
- Graduated1991 · median 2008 among the 3,573 with a school on file
- 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).
7 optometrist records list a practice address in Hollister
They are 7 of the 561 NPPES records with a practice address in Hollister, and 8,308 optometrist records in California.
All 8,308 in California → Every provider in Hollister → Optometrist nationwide →
The 8 optometrist records with the nearest ZIP codes
- Elizabeth Anderson, O.D.Hollister, CA 950231972814341
- Margaret Campo, ODHollister, CA 950231508798562
- Careen Caputo, ODHollister, CA 950231104926393
- Gary Mayeda, O.D.Hollister, CA 950231396720967
- Thien Pham, ODHollister, CA 950231699745349
- Shelsea Winkler, O.D.Hollister, CA 950231174976039
- Daniel Brown, O.D.Gilroy, CA 950201477690626
- Nhu Chu, O.D.Gilroy, CA 950201952454001
Common questions
What is Robert M. Theaker, O.D's NPI number?
Robert M. Theaker, O.D's National Provider Identifier (NPI) is 1053321984, issued on Aug 9, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Robert M. Theaker, O.D located?
The NPPES record lists a practice address at 365 6TH St, Hollister, CA, 95023. Phone: (831) 637-5536. Providers update this record themselves, so call before visiting.
How can I verify Robert M. Theaker, O.D's license?
NPPES lists California license number OPT 9640 TPA, 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. 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.