NPPES file of Aug 9, 2026

Christine F. Lin

Ophthalmology Physician · Irvine, CA

Christine F. Lin is an ophthalmology physician with a practice address in Irvine, California, and NPI 1912224809, issued on Apr 30, 2010. Check the license (California A119337, as entered in NPPES) 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
1912224809
Name
Christine F. Lin
Primary taxonomy
Ophthalmology Physician 207W00000X
License number
A119337 CA
Self-reported in NPPES; status is on the state search
Practice location
850 Health Sciences RD, Irvine, CA 92617
Phone
(408) 504-5591
Enumerated
Apr 30, 2010
Record last updated
Dec 17, 2021 (not updated in 5 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20140522000175); accepts Medicare assignment
Medical or professional school
Northwestern University Feinberg Medical School, 2010
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 850 Health Sciences RD

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

  1. Ashraf Ahmad, M.D.Ophthalmology Physician1689108425
  2. Yosur AlsulaimanOphthalmology Physician1457204661
  3. Andrew Browne, M.D., PH.D.Retina Specialist (Ophthalmology) Physician1154615383
  4. Teresa Chen, MDOphthalmology Physician1679034367
  5. Katherine Chuang, MDOphthalmology Physician1356831929
  6. Robert Crow, MDNeuro-ophthalmology Physician1285646398

Verify Christine F. Lin in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A119337
    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
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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71% fewer Medicare Part D claims than the average ophthalmology physician in 2024

441 Medicare Part D claims for 127 beneficiaries, against an average of 1,518 among the 16,459 providers of this specialty who prescribed in Part D. Brand-name drugs were 28% of claims.

  1. Christine Lin441
  2. Specialty average1,518

Most prescribed

  1. Prednisolone Acetate124 claims
  2. Moxifloxacin83 claims
  3. Bromfenac Sodium44 claims
  4. Diclofenac Sodium41 claims
  5. Brimonidine Tartrate34 claims
  6. Dorzolamide-Timolol34 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.

Bills Medicare through one group practice

  1. Permanente Medical Group IncSacramento, CA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Christine F. Lin among 2,899 ophthalmology physician records in California

Christine F. Lin is one of 2,899 ophthalmology physician records with a practice address in California. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2010, is newer than 74% of them.

  • NPI issued2010 · 74% of these records are older, 24% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 66% of these records are
  • Graduated2010 · median 2001 among the 1,907 with a school on file
  • Record last updated2021 · 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 207W00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Ophthalmology Physician providers in California

There are 2,899 ophthalmology physician records in California.

The 8 ophthalmology physician records with the nearest ZIP codes

  1. Ashraf Ahmad, M.D.Irvine, CA 926171689108425
  2. Yosur AlsulaimanIrvine, CA 926171457204661
  3. Teresa Chen, MDIrvine, CA 926171679034367
  4. Katherine Chuang, MDIrvine, CA 926171356831929
  5. Lisa Collea, MDIrvine, CA 926171023174182
  6. Terry Hsieh, MD, PHDIrvine, CA 926171497251367
  7. Kevin Jwo, M.D.Irvine, CA 926171346501137
  8. Changyow KwanIrvine, CA 926171588110423

Common questions

What is Christine F. Lin's NPI number?

Christine F. Lin's National Provider Identifier (NPI) is 1912224809, issued on Apr 30, 2010. An NPI identifies a provider in billing; it is not a license.

Where is Christine F. Lin located?

The NPPES record lists a practice address at 850 Health Sciences RD, Irvine, CA, 92617. Phone: (408) 504-5591. Providers update this record themselves, so call before visiting.

How can I verify Christine F. Lin's license?

NPPES lists California license number A119337, as entered by the provider. 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.

How much does Christine F. Lin prescribe under Medicare Part D?

In 2024, Christine F. Lin had 441 Medicare Part D claims for 127 beneficiaries; the average among ophthalmology physician prescribers was 1,518. 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.