NPPES file of Aug 9, 2026

Kristina Lin, MD

Optometrist · San Francisco, CA

Kristina Lin, MD is an optometrist with a practice address in San Francisco, California, and NPI 1518535855, issued on Jun 14, 2021. Check the license (California 35008, 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1518535855
Name
Kristina Lin
Credential
MD
Primary taxonomy
Optometrist 152W00000X
License number
35008 CA
Self-reported in NPPES; status is on the state search
Practice location
490 Illinois St, San Francisco, CA 94158
Phone
(415) 353-2800
Enumerated
Jun 14, 2021
Record last updated
Aug 5, 2022
Medicare enrollment
Enrolled (PECOS I20220725003001); accepts Medicare assignment
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 490 Illinois St

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

  1. Sugeile Benavidez QuezadaLicensed Vocational Nurse1285594531
  2. Samantha Chan, ODOptometrist1861179806
  3. Michael Chang, ODOptometrist1811792435
  4. William Doan Nguyen, ODOptometrist1689564486
  5. Samya GhuloumStudent in an Organized Health Care Education/Training Program1851240840
  6. Britney Kitamata-Wong, ODOptometrist1467804922

Verify Kristina Lin 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 35008
    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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60% fewer Medicare Part D claims than the average optometrist in 2024

110 Medicare Part D claims for 36 beneficiaries, against an average of 277 among the 33,128 providers of this specialty who prescribed in Part D. Brand-name drugs were 42% of claims.

  1. Kristina Lin110
  2. Specialty average277

Most prescribed

  1. Latanoprost32 claims
  2. Brimonidine Tartrate17 claims
  3. Lansoprazole13 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): 74.5 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.

  1. Qualitynot scored (reweighted)
  2. Costout of 100 · 30%46.7
  3. Promoting interoperabilityout of 100 · 25%76.0
  4. Improvement activities40 of 40 points · 15%100.0

Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).

Industry payments in 2024: $30.39

1 payment: 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. Kristina Lin$30.39
  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.

Bills Medicare through 2 group practices

  1. Ucsf Medical Group Business ServicesSan Francisco, CA
  2. University OF California San FranciscoSan Francisco, CA

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

Kristina Lin among 8,308 optometrist records in California

Kristina Lin, MD 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 2021, is newer than 86% of them.

  • NPI issued2021 · 86% of these records are older, 11% newer
  • In a Medicare fileYes · 67% of these records are
  • In the CMS Doctors and Clinicians fileYes · 43% of these records are
  • Graduated2021 · median 2008 among the 3,573 with a school on file
  • Record last updated2022 · 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).

Optometrist providers in California

There are 8,308 optometrist records in California.

The 8 optometrist records with the nearest ZIP codes

  1. Christine Brischer, O.D.San Francisco, CA 941581053376541
  2. Samantha Chan, ODSan Francisco, CA 941581861179806
  3. Michael Chang, ODSan Francisco, CA 941581811792435
  4. William Doan Nguyen, ODSan Francisco, CA 941581689564486
  5. Lakshmisahithi Jaeel, ODSan Francisco, CA 941581366173718
  6. Ashby Jones, O.D.San Francisco, CA 941581194789651
  7. Britney Kitamata-Wong, ODSan Francisco, CA 941581467804922
  8. Muhammad Muhanna, ODSan Francisco, CA 941581891641007

Common questions

What is Kristina Lin, MD's NPI number?

Kristina Lin, MD's National Provider Identifier (NPI) is 1518535855, issued on Jun 14, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Kristina Lin, MD located?

The NPPES record lists a practice address at 490 Illinois St, San Francisco, CA, 94158. Phone: (415) 353-2800. Providers update this record themselves, so call before visiting.

How can I verify Kristina Lin, MD's license?

NPPES lists California license number 35008, as entered by the provider. Search the California board that licenses this profession; the NPPES record confirms identity only.

How much does Kristina Lin, MD prescribe under Medicare Part D?

In 2024, Kristina Lin, MD had 110 Medicare Part D claims for 36 beneficiaries; the average among optometrist prescribers was 277. Part D covers Medicare prescriptions only.

What is Kristina Lin, MD's MIPS final score?

The 2023 MIPS final score is 74.5 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.