NPPES file of Aug 9, 2026

Connie Sauwen Tsai, O.D.

Optometrist · Mission Viejo, CA

Connie Sauwen Tsai, O.D. is an optometrist with a practice address in Mission Viejo, California, and NPI 1417387234, issued on Nov 14, 2013. Check the license (California 15374 OPT, as entered in NPPES) with the California board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1417387234
Name
Connie Sauwen Tsai
Credential
O.D.
Primary taxonomy
Optometrist 152W00000X
License number
15374 OPT CA
Self-reported in NPPES; status is on the state search
Practice location
25800 Jeronimo RD Ste 701, Mission Viejo, CA 92691
Phone
(949) 799-3663
Enumerated
Nov 14, 2013
Record last updated
Dec 19, 2019 (not updated in 7 years: call before relying on the address or phone)
Fax
(949) 799-4333
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 25800 Jeronimo RD Ste 701

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Vincent Cano, O.D.Optometrist1114369709

Verify Connie Sauwen Tsai in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich California board licenses this profession
    Search for license 15374 OPT
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Find the California license search

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Industry payments in 2024: $948.29

13 payments; by number, the most common kind was food and beverage; the largest payer was CooperVision 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.

  1. Connie Tsai$948.29
  2. Specialty average$769.99

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Connie Sauwen Tsai among 8,308 optometrist records in California

Connie Sauwen 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 2013, is newer than 66% of them.

  • NPI issued2013 · 66% of these records are older, 32% newer
  • In a Medicare fileYes · 67% of these records are
  • In the CMS Doctors and Clinicians fileNo · 43% of these records are
  • Record last updated2019 · 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).

58 optometrist records list a practice address in Mission Viejo

They are 58 of the 2,156 NPPES records with a practice address in Mission Viejo, and 8,308 optometrist records in California.

The 8 optometrist records with the nearest ZIP codes

  1. Leila Ahmadi, O.D.Mission Viejo, CA 926911962595009
  2. Atousa Attar, O.D.Mission Viejo, CA 926911689619512
  3. Diana Ciobanu, O.D.Mission Viejo, CA 926911013002179
  4. James Dugue, O.D.Mission Viejo, CA 926911659306330
  5. Kathryn Fallon Mijailovic, O.D.Mission Viejo, CA 926911659436426
  6. Keith Farson, O.D.Mission Viejo, CA 926911366419798
  7. Jean Feneis, O.D.Mission Viejo, CA 926911538224308
  8. Linda Hsieh, O.D.Mission Viejo, CA 926911205846961

Common questions

What is Connie Sauwen Tsai, O.D.'s NPI number?

Connie Sauwen Tsai, O.D.'s National Provider Identifier (NPI) is 1417387234, issued on Nov 14, 2013. An NPI identifies a provider in billing; it is not a license.

Where is Connie Sauwen Tsai, O.D. located?

The NPPES record lists a practice address at 25800 Jeronimo RD Ste 701, Mission Viejo, CA, 92691. Phone: (949) 799-3663. Providers update this record themselves, so call before visiting.

How can I verify Connie Sauwen Tsai, O.D.'s license?

NPPES lists California license number 15374 OPT, 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.