Serge G. Avak, O.D.
Optometrist · Turlock, CA
Serge G. Avak, O.D. is an optometrist with a practice address in Turlock, California, and NPI 1255409595, issued on Dec 4, 2006. Check the license (California 12194 T, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Serge G. Avak
- Credential
- O.D.
- Primary taxonomy
- Optometrist 152W00000X
- License numbers
- 12194 T CA
2710-035 WI
Self-reported in NPPES; status is on the state search - Practice location
- 3000 Countryside Dr, Turlock, CA 95380
- Phone
- (209) 216-4042
- Enumerated
- Dec 4, 2006
- Record last updated
- Feb 21, 2022
- Fax
- (209) 634-4389
- Medicare enrollment
- Enrolled (PECOS I20140808001986); accepts Medicare assignment
- Entity
- Type 1 · individual
Also registered at 3000 Countryside Dr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Vavanpreet BainsPharmacist1932493897
- Wendy Diep, PHARMDPharmacist1821425380
- Randy Le, PHARM. D.Pharmacist1922395193
- Sikander Sandhu, PHARMD.Pharmacist1386201515
Verify Serge G. Avak in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 12194 TCheck the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
39% fewer Medicare Part D claims than the average optometrist in 2024
170 Medicare Part D claims for 63 beneficiaries, against an average of 277 among the 33,128 providers of this specialty who prescribed in Part D. Brand-name drugs were 21% of claims.
Most prescribed
- Azelastine Hcl70 claims
- Latanoprost24 claims
- Amoxicillin-Clavulanate Potass14 claims
- Erythromycin13 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $19.42
1 payment: 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.
21 optometrist records list a practice address in Turlock
They are 21 of the 1,343 NPPES records with a practice address in Turlock, and 8,308 optometrist records in California.
All 21 in Turlock → All 8,308 in California → Every provider in Turlock →
Other optometrist records in California
- Douglas Aaseby, O.D.El Dorado Hills, CA1962715961
- Saloumeh Abadi, ODSanta Monica, CA1699258756
- Davoud AbbasiFillmore, CA1902361678
- Christopher Abbott, O.D.Santee, CA1417936220
- Sara Abboud, ODAlbany, CA1649052846
- Ghezal Abdali, O.D.Tustin, CA1770688640
- Nahid Abdali, O.D.San Ramon, CA1700210242
- Yasmeen AbdelfattahIrvine, CA1417786617
- Marina Abdou, ODUpland, CA1356017321
- Angela Abe, OPTModesto, CA1336108885
Common questions
What is Serge G. Avak, O.D.'s NPI number?
Serge G. Avak, O.D.'s National Provider Identifier (NPI) is 1255409595, issued on Dec 4, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Serge G. Avak, O.D. located?
The NPPES record lists a practice address at 3000 Countryside Dr, Turlock, CA, 95380. Phone: (209) 216-4042. Providers update this record themselves, so call before visiting.
How can I verify Serge G. Avak, O.D.'s license?
NPPES lists California license number 12194 T, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Serge G. Avak, O.D. prescribe under Medicare Part D?
In 2024, Serge G. Avak, O.D. had 170 Medicare Part D claims for 63 beneficiaries; the average among optometrist prescribers was 277. Part D covers Medicare prescriptions 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.