NPPES file of Aug 9, 2026

Dermatopathology Physician in California

64 NPPES records list dermatopathology physician with a practice address in California, 0.2 per 100,000 residents, the 19th highest rate of 47. San Diego and La Jolla have the most; each record links to the provider's NPI and the California license search. Page 2 of 2.

CMS NPPES registry, file of Aug 9, 2026; 2023 Census estimates · NUCC 207ND0900X · method

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

San Diego has the most, 6

  1. San Diego6
  2. La Jolla5
  3. Los Angeles4
  4. La Canada3
  5. Pasadena3

Dermatopathology Physician records in California

  1. Lawrence Sherwin, M.D.Santa Ana, CA 927051508863150
  2. Karen Sherwood, M.D.La Canada, CA 910111386646503
  3. Elina Shustef, D.OLa Jolla, CA 920371578843678
  4. Beth Silverman-Ruben, M.D.San Francisco, CA 941151245295088
  5. John Thacher, M.D.Ojai, CA 930231205962032
  6. Whitney Tolpinrud, M.D.San Diego, CA 921211932493053
  7. Stephen Vannucci, MDChico, CA 959261255405783
  8. Blake Vest, MDSan Diego, CA 921211891311403
  9. Christopher Villard, M.D.Visalia, CA 932911376515742
  10. Curt Vogel, M.D.Encinitas, CA 920241609831932
  11. Stacy Whitelock, M.D.Fullerton, CA 928351497886048
  12. Cole Willoughby, M.D.Chula Vista, CA 919101659375301
  13. Ada Winkielman, MDTarzana, CA 913561992798870
  14. Edward Young, MDTarzana, CA 913561447324850

Source: CMS NPPES, primary taxonomy 207ND0900X: records by practice city and the list of records, file of Aug 9, 2026.

California ranks 19 of 47 per resident

  1. Arizona0.2
  2. Massachusetts0.2
  3. Wyoming0.2
  4. California0.2
  5. Vermont0.2
  6. Wisconsin0.2
  7. 50 states and D.C.0.2

Source: CMS NPPES, primary taxonomy 207ND0900X by practice state, file of Aug 9, 2026; records per 100,000 residents, 2023 Census estimates.

What the count covers

64 NPPES records list dermatopathology physician (207ND0900X) as their primary taxonomy with a practice address in California: 0.2 per 100,000 residents against 0.2 nationally (50 states and D.C.). San Diego has 6 of them (9%).

A record is a registration a provider made and keeps up to date: it shows neither that the provider is licensed nor that they still practice there. The state's own license search is the check.

States with a similar number

  1. Florida41
  2. Texas40
  3. New York36
  4. Pennsylvania29

States with a similar rate per 100,000

  1. Massachusetts0.2
  2. Arizona0.2
  3. Colorado0.2
  4. Washington0.1

The largest states

  1. Florida41
  2. Texas40
  3. New York36
  4. Pennsylvania29
  5. Ohio25

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy; 2023 Census population estimates. A registry record 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.