NPPES file of Aug 9, 2026

Lindy P. Fox, MD

Dermatology Physician · San Francisco, CA

Lindy P. Fox, MD is a dermatology physician with a practice address in San Francisco, California, and NPI 1790738953, issued on May 18, 2006. Check the license (California A91253, 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
1790738953
Name
Lindy P. Fox
Credential
MD
Primary taxonomy
Dermatology Physician 207N00000X
License number
A91253 CA
Self-reported in NPPES; status is on the state search
Practice location
1701 Divisadero St, San Francisco, CA 94115
Phone
(415) 353-4333
Enumerated
May 18, 2006
Record last updated
Oct 8, 2008 (not updated in 18 years: call before relying on the address or phone)
Fax
(415) 353-7850
Medicaid ID
00A912530 CA
Medicare enrollment
Enrolled (PECOS I20050627001007); accepts Medicare assignment
Medical or professional school
University Of Texas Southwestern Medical School At Dallas, 2000
Telehealth
Offers telehealth (CMS)
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 1701 Divisadero St

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

  1. Regina-Celeste Ahmad, M.D., PHDDermatology Physician1861629321
  2. Erin Amerson, M.D.Dermatology Physician1679732671
  3. Ryan Arakaki, MDDermatology Physician1063850600
  4. Timothy Berger, MDDermatology Physician1124079181
  5. David Buchholz, MDPediatrics Physician1487738191
  6. Daniel Butler, M.D.Internal Medicine Physician1013320738

Verify Lindy P. Fox in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersMedical Board of California
    Search for license A91253
    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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84% more Medicare Part D claims than the average dermatology physician in 2024

1,464 Medicare Part D claims for 332 beneficiaries, against an average of 797 among the 12,802 providers of this specialty who prescribed in Part D. Brand-name drugs were 11% of claims.

  1. Lindy Fox1,464
  2. Specialty average797

Most prescribed

  1. Triamcinolone Acetonide119 claims
  2. Ketoconazole108 claims
  3. Clobetasol Propionate85 claims
  4. Hydrocortisone77 claims
  5. Minoxidil63 claims
  6. Mupirocin62 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).

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).

Lindy P. Fox among 2,083 dermatology physician records in California

Lindy P. Fox, MD 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 2006, is newer than 6% of them.

  • NPI issued2006 · 6% of these records are older, 56% newer
  • In a Medicare fileYes · 83% of these records are
  • In the CMS Doctors and Clinicians fileYes · 70% of these records are
  • Graduated2000 · median 2006 among the 1,450 with a school on file
  • Record last updated2008 · 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. Timothy Berger, MDSan Francisco, CA 941151124079181
  2. Kerry Blacker, MDSan Francisco, CA 941151841378452
  3. Mary Connolly, MDSan Francisco, CA 941151942265772
  4. Quita Cruciger, M.D.San Francisco, CA 941151629161245
  5. Anna Haemel, M.D.San Francisco, CA 941151962448522
  6. Frank Jonelis, MDSan Francisco, CA 941151245318849
  7. Mohammed Kashani-Sabet, M.D.San Francisco, CA 941151629026174
  8. Amelia Kaymen, MDSan Francisco, CA 941151720170780

Common questions

What is Lindy P. Fox, MD's NPI number?

Lindy P. Fox, MD's National Provider Identifier (NPI) is 1790738953, issued on May 18, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Lindy P. Fox, MD located?

The NPPES record lists a practice address at 1701 Divisadero St, San Francisco, CA, 94115. Phone: (415) 353-4333. Providers update this record themselves, so call before visiting.

How can I verify Lindy P. Fox, MD's license?

NPPES lists California license number A91253, 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 Lindy P. Fox, MD prescribe under Medicare Part D?

In 2024, Lindy P. Fox, MD had 1,464 Medicare Part D claims for 332 beneficiaries; the average among dermatology physician prescribers was 797. Part D covers Medicare prescriptions only.

What is Lindy P. Fox, 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.