NPPES file of Aug 9, 2026

Tiffany A. Chen, MD

Pediatric Ophthalmology and Strabismus Specialist Physician · San Francisco, CA

Tiffany A. Chen, MD is a pediatric ophthalmology and strabismus specialist physician with a practice address in San Francisco, California, and NPI 1003310673, issued on Mar 20, 2018. Check the license on the Medical Board of California; 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
1003310673
Name
Tiffany A. Chen
Credential
MD
Primary taxonomy
Pediatric Ophthalmology and Strabismus Specialist Physician 207WX0110X
License number
291481 MA
Self-reported in NPPES; status is on the state search
Practice location
1825 4TH St FL 5, San Francisco, CA 94143
Phone
(415) 353-2800
Enumerated
Mar 20, 2018
Record last updated
Nov 2, 2023
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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8 nearest pediatric ophthalmology and strabismus specialist physician records → All 31 in California → Look up another NPI →

Also registered at 1825 4TH St FL 5

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

  1. Christopher Acebedo, NPAcute Care Nurse Practitioner1104085109
  2. Silvia Bellfort Salinas, LCSWClinical Social Worker1295415487
  3. Sarah Cairo, M.D., M.P.H.Pediatric Surgery Physician1790121770
  4. Ashley Carrington, AU.D.Audiologist1144048513
  5. Michael Chow, MDPlastic Surgery within the Head & Neck (Otolaryngology) Physician1700349958
  6. Kristi Choy, O.D.Optometrist1578117404

Verify Tiffany A. Chen in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of CaliforniaCheck 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
Open the California license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Industry payments in 2024: $37.13

1 payment: food and beverage; the largest payer was Alcon Vision LLC. The 114 providers of this specialty with any payment received $369.04 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Tiffany Chen$37.13
  2. Specialty average$369.04

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

Tiffany A. Chen among 31 pediatric ophthalmology and strabismus specialist physician records in California

Tiffany A. Chen, MD is one of 31 pediatric ophthalmology and strabismus specialist physician records with a practice address in California. 90% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2018, is newer than 84% of them.

  • NPI issued2018 · 84% of these records are older, 10% newer
  • In a Medicare fileYes · 90% of these records are
  • In the CMS Doctors and Clinicians fileNo · 74% of these records are
  • Record last updated2023 · 45% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207WX0110X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Pediatric Ophthalmology and Strabismus Specialist Physician providers in California

There are 31 pediatric ophthalmology and strabismus specialist physician records in California.

All 31 in California → Every provider in San Francisco → Pediatric Ophthalmology and Strabismus Specialist Physician nationwide →

The 8 pediatric ophthalmology and strabismus specialist physician records with the nearest ZIP codes

  1. Douglas Fredrick, MDDaly City, CA 940151053366633
  2. Solin SalehPalo Alto, CA 943031073124848
  3. Euna Koo, MDPalo Alto, CA 943041275832768
  4. Scott Lambert, MDPalo Alto, CA 943041093748766
  5. Ann Shue, MDStanford, CA 943051184967796
  6. Derick Holt, M.D., PH.D.Fresno, CA 937201386886729
  7. Tina Chou, M.D.Walnut Creek, CA 945961336250117
  8. Lana Verkuil, MDOakland, CA 946111497287098

Common questions

What is Tiffany A. Chen, MD's NPI number?

Tiffany A. Chen, MD's National Provider Identifier (NPI) is 1003310673, issued on Mar 20, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Tiffany A. Chen, MD located?

The NPPES record lists a practice address at 1825 4TH St FL 5, San Francisco, CA, 94143. Phone: (415) 353-2800. Providers update this record themselves, so call before visiting.

How can I verify Tiffany A. Chen, MD's license?

Search the Medical Board of California at https://www.mbc.ca.gov/License-Verification/default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.