Doanh Nguyen, O.D.
Optometrist · Ventura, CA
Doanh Nguyen, O.D. is an optometrist with a practice address in Ventura, California, and NPI 1366895062, issued on Jul 18, 2016. Check the license (California OPT33526 TLG, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Doanh Nguyen
- Credential
- O.D.
- Primary taxonomy
- Optometrist 152W00000X
- License number
- OPT33526 TLG CA
Self-reported in NPPES; status is on the state search - Practice location
- 3085 Loma Vista RD, Ventura, CA 93003
- Phone
- (805) 648-3085
- Enumerated
- Jul 18, 2016
- Record last updated
- Dec 16, 2020 (not updated in 6 years: call before relying on the address or phone)
- Fax
- (805) 648-7027
- Medicare enrollment
- Enrolled (PECOS I20160923001814); accepts Medicare assignment
- Entity
- Type 1 · individual
8 nearest optometrist records → All 8,308 in California → Look up another NPI →
Also registered at 3085 Loma Vista RD
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Elizabeth Batchelor, O.D.Optometrist1922312081
- Vladislav Bekerman, MDOphthalmology Physician1285138362
- Kathleen Beuttler, M.D.Ophthalmology Physician1669416103
- Michael Boggs, O.D.Optometrist1447287503
- Mark Brunette, O.D.Optometrist1538105846
- Steven Carter, MDOphthalmology Physician1275038267
Verify Doanh Nguyen in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license OPT33526 TLGCheck the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
4% fewer Medicare Part D claims than the average optometrist in 2024
265 Medicare Part D claims for 98 beneficiaries, against an average of 277 among the 33,128 providers of this specialty who prescribed in Part D. Brand-name drugs were 50% of claims.
Most prescribed
- Latanoprost105 claims
- Timolol Maleate29 claims
- Restasis20 claims
- Brimonidine Tartrate15 claims
- Cyclosporine15 claims
- Dorzolamide-Timolol13 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.
The practice group's MIPS final score for 2023 (Medicare payment program): 83.8 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $143.10
5 payments; by number, the most common kind was food and beverage; the largest payer was Abbvie Inc. 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
- Miramar Eye Specialists Medical Group IncOxnard, CA
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Doanh Nguyen among 8,308 optometrist records in California
Doanh Nguyen, 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 2016, is newer than 73% of them.
- NPI issued2016 · 73% of these records are older, 24% newer
- In a Medicare fileYes · 67% of these records are
- In the CMS Doctors and Clinicians fileYes · 43% of these records are
- Graduated2016 · median 2008 among the 3,573 with a school on file
- Record last updated2020 · 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).
51 optometrist records list a practice address in Ventura
They are 51 of the 4,435 NPPES records with a practice address in Ventura, and 8,308 optometrist records in California.
All 8,308 in California → Every provider in Ventura → Optometrist nationwide →
The 8 optometrist records with the nearest ZIP codes
- Richard Blue, ODVentura, CA 930031366523193
- Michael Boggs, O.D.Ventura, CA 930031447287503
- Mark Bozek, O.D.Ventura, CA 930031649249319
- Mark Brunette, O.D.Ventura, CA 930031538105846
- Dan Clower, O.D.Ventura, CA 930031720015811
- James Deardorff, O.D.Ventura, CA 930031598780611
- John Floryan, O.D.Ventura, CA 930031700853462
- Thomas Funnell, ODVentura, CA 930031851401020
Common questions
What is Doanh Nguyen, O.D.'s NPI number?
Doanh Nguyen, O.D.'s National Provider Identifier (NPI) is 1366895062, issued on Jul 18, 2016. An NPI identifies a provider in billing; it is not a license.
Where is Doanh Nguyen, O.D. located?
The NPPES record lists a practice address at 3085 Loma Vista RD, Ventura, CA, 93003. Phone: (805) 648-3085. Providers update this record themselves, so call before visiting.
How can I verify Doanh Nguyen, O.D.'s license?
NPPES lists California license number OPT33526 TLG, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Doanh Nguyen, O.D. prescribe under Medicare Part D?
In 2024, Doanh Nguyen, O.D. had 265 Medicare Part D claims for 98 beneficiaries; the average among optometrist prescribers was 277. Part D covers Medicare prescriptions only.
What is Doanh Nguyen, O.D.'s MIPS final score?
The 2023 MIPS final score is 83.8 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
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.