Ivan Young Tsai, O.D.
Optometrist · Huntington Beach, CA
Ivan Young Tsai, O.D. is an optometrist with a practice address in Huntington Beach, California, and NPI 1427023068, issued on Feb 17, 2006. Check the license (California 11335T, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Ivan Young Tsai
- Credential
- O.D.
- Primary taxonomy
- Optometrist 152W00000X
- License number
- 11335T CA
Self-reported in NPPES; status is on the state search - Practice location
- 5890 Edinger Ave, Huntington Beach, CA 92649
- Phone
- (714) 840-2020
- Enumerated
- Feb 17, 2006
- Record last updated
- Feb 19, 2014 (not updated in 12 years: call before relying on the address or phone)
- Fax
- (714) 840-2025
- Medicare enrollment
- Enrolled (PECOS I20040909000883); may accept Medicare assignment
- Medical or professional school
- Illinois College Of Optometry At Chicago, 1998
- Entity
- Type 1 · individual
8 nearest optometrist records → All 8,308 in California → Look up another NPI →
Also registered at 5890 Edinger Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Christine Nguyen-Tri, ODOptometrist1023787264
- Shilah Tsai, O.D.Optometrist1265406912
Verify Ivan Young Tsai in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich California board licenses this profession
Search for license 11335TCheck the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
56% fewer Medicare Part D claims than the average optometrist in 2024
122 Medicare Part D claims for 34 beneficiaries, against an average of 277 among the 33,128 providers of this specialty who prescribed in Part D. Brand-name drugs were 39% of claims.
Most prescribed
- Moxifloxacin31 claims
- Prednisolone Acetate27 claims
- Latanoprost17 claims
- Neomycin-Polymyxin-Dexameth14 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: $469.33
11 payments; by number, the most common kind was food and beverage; the largest payer was Johnson & Johnson Vision Care, 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.
Ivan Young Tsai among 8,308 optometrist records in California
Ivan Young Tsai, 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
- Graduated1998 · median 2008 among the 3,573 with a school on file
- Record last updated2014 · 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 Huntington Beach
They are 51 of the 4,031 NPPES records with a practice address in Huntington Beach, and 8,308 optometrist records in California.
All 8,308 in California → Every provider in Huntington Beach → Optometrist nationwide →
The 8 optometrist records with the nearest ZIP codes
- Paul Blaze, ODHuntington Beach, CA 926491376503482
- Ana Chang Smith, ODHuntington Beach, CA 926491639242019
- Timothy Jankowski, O.D.Huntington Beach, CA 926491912912718
- Michael Jones, ODHuntington Beach, CA 926491083607949
- Lilan LeHuntington Beach, CA 926491104230200
- Christine Nguyen-Tri, ODHuntington Beach, CA 926491023787264
- Gregory Smith, ODHuntington Beach, CA 926491184797557
- Don Tran, O.D.Huntington Beach, CA 926491063870574
Common questions
What is Ivan Young Tsai, O.D.'s NPI number?
Ivan Young Tsai, O.D.'s National Provider Identifier (NPI) is 1427023068, issued on Feb 17, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Ivan Young Tsai, O.D. located?
The NPPES record lists a practice address at 5890 Edinger Ave, Huntington Beach, CA, 92649. Phone: (714) 840-2020. Providers update this record themselves, so call before visiting.
How can I verify Ivan Young Tsai, O.D.'s license?
NPPES lists California license number 11335T, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.
How much does Ivan Young Tsai, O.D. prescribe under Medicare Part D?
In 2024, Ivan Young Tsai, O.D. had 122 Medicare Part D claims for 34 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.