NPPES file of Aug 9, 2026

Elaine Jenny Lin, M.D.

Dermatology Physician · San Rafael, CA

Elaine Jenny Lin, M.D. is a dermatology physician with a practice address in San Rafael, California, and NPI 1881049872, issued on Apr 27, 2016. Check the license (California A150780, 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 2023 and 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1881049872
Name
Elaine Jenny Lin
Credential
M.D.
Primary taxonomy
Dermatology Physician 207N00000X
License number
A150780 CA
Self-reported in NPPES; status is on the state search
Practice location
5000 Civic Center Dr, San Rafael, CA 94903
Phone
(415) 499-0100
Enumerated
Apr 27, 2016
Record last updated
Dec 13, 2020 (not updated in 6 years: call before relying on the address or phone)
Medicare enrollment
Enrolled (PECOS I20200813000653); may accept Medicare assignment
Medical or professional school
Loma Linda University School Of Medicine, 2016
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 5000 Civic Center Dr

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

  1. Kristen Chen, MDDermatology Physician1952930604
  2. Ravinder Gogia, MDDermatology Physician1083872618
  3. Renee Howard, M.D.Dermatology Physician1952336232
  4. Amy Kobalter, M.D.Dermatology Physician1902830623
  5. Matthew Koehler, DODermatology Physician1801090519
  6. Lucinda Kohn, M.D.Pediatric Dermatology Physician1346669561

Verify Elaine Jenny 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 A150780
    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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9% more Medicare Part D claims than the average dermatology physician in 2024

868 Medicare Part D claims for 353 beneficiaries, against an average of 797 among the 12,802 providers of this specialty who prescribed in Part D. Brand-name drugs were 10% of claims.

  1. Elaine Lin868
  2. Specialty average797

Most prescribed

  1. Triamcinolone Acetonide134 claims
  2. Ketoconazole60 claims
  3. Mupirocin45 claims
  4. Clobetasol Propionate43 claims
  5. Minoxidil36 claims
  6. Fluocinonide35 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): 75.1 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%57.3
  3. Promoting interoperabilityout of 100 · 25%78.0
  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: $284.54

11 payments; by number, the most common kind was food and beverage; the largest payer was Incyte Corporation. The 10,250 providers of this specialty with any payment received $8,544.61 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Elaine Lin$284.54
  2. Specialty average$8,544.61

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

Bills Medicare through one group practice

  1. Regents Univ OF California UcsfSan Francisco, CA

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

Elaine Jenny Lin among 2,083 dermatology physician records in California

Elaine Jenny Lin, M.D. is one of 2,083 dermatology physician records with a practice address in California. 83% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2016, is newer than 80% of them.

  • NPI issued2016 · 80% of these records are older, 17% newer
  • In a Medicare fileYes · 83% of these records are
  • In the CMS Doctors and Clinicians fileYes · 70% of these records are
  • Graduated2016 · median 2006 among the 1,450 with a school on file
  • Record last updated2020 · 58% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207N00000X and a California practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Dermatology Physician providers in California

There are 2,083 dermatology physician records in California.

The 8 dermatology physician records with the nearest ZIP codes

  1. Kristen Chen, MDSan Rafael, CA 949031952930604
  2. Ravinder Gogia, MDSan Rafael, CA 949031083872618
  3. Julia Haimowitz, MDSan Rafael, CA 949031205910205
  4. Renee Howard, M.D.San Rafael, CA 949031952336232
  5. Linda Hwang, MDSan Rafael, CA 949031124102116
  6. Estelle Kahn, MDSan Rafael, CA 949031336465517
  7. Kevin Kim, M.D./PH.D.San Rafael, CA 949031063755734
  8. Amy Kobalter, M.D.San Rafael, CA 949031902830623

Common questions

What is Elaine Jenny Lin, M.D.'s NPI number?

Elaine Jenny Lin, M.D.'s National Provider Identifier (NPI) is 1881049872, issued on Apr 27, 2016. An NPI identifies a provider in billing; it is not a license.

Where is Elaine Jenny Lin, M.D. located?

The NPPES record lists a practice address at 5000 Civic Center Dr, San Rafael, CA, 94903. Phone: (415) 499-0100. Providers update this record themselves, so call before visiting.

How can I verify Elaine Jenny Lin, M.D.'s license?

NPPES lists California license number A150780, 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 Elaine Jenny Lin, M.D. prescribe under Medicare Part D?

In 2024, Elaine Jenny Lin, M.D. had 868 Medicare Part D claims for 353 beneficiaries; the average among dermatology physician prescribers was 797. Part D covers Medicare prescriptions only.

What is Elaine Jenny Lin, M.D.'s MIPS final score?

The 2023 MIPS final score is 75.1 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.