NPPES file of Aug 9, 2026

Surgery of the Hand (Surgery) Physician in California

39 NPPES records list surgery of the hand (surgery) physician with a practice address in California, 0.1 per 100,000 residents, the 34th highest rate of 46. Fresno and Los Angeles have the most; each record links to the provider's NPI and the California license search.

CMS NPPES registry, file of Aug 9, 2026; 2023 Census estimates · NUCC 2086S0105X · method

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

Fresno has the most, 5

  1. Fresno5
  2. Los Angeles5
  3. Fontana4
  4. San Francisco4
  5. San Diego3

Surgery of the Hand (Surgery) Physician records in California

  1. Frederick Abruzzo, M.D.San Francisco, CA 941031801000815
  2. Ricardo Avena, M.D.Fresno, CA 937201114903648
  3. Nicholas Caggiano, MDSan Luis Obispo, CA 934051306133699
  4. Walter Chang, MDFontana, CA 923351083781835
  5. Marie Dusch, MDSanta Maria, CA 934551659753911
  6. Bradford Edgerton, MDLos Angeles, CA 900341902954795
  7. Michael Feldman, MDBeverly Hills, CA 902111285657478
  8. Randi Galli, M.D.Fresno, CA 937201932184959
  9. Julie Gilbert, M.D.San Diego, CA 921231659378990
  10. Andrew Guenthart, M.D.Morgan Hill, CA 950371134482805
  11. Kenny Hanna, MDGlendale, CA 912041629283510
  12. Sharon Kalina, MDFontana, CA 923351053488908
  13. Samuel Kao, M.D.San Francisco, CA 941081497747943
  14. Christopher Katcherian, MDLa Mirada, CA 906381316106685
  15. Darrel Keyser, MDHayward, CA 945451346292539
  16. Ravi Kiran, MDFontana, CA 923351952459984
  17. Asher Kupperman, M.D.Santa Barbara, CA 931011104141993
  18. Eric Larson, M.D.Santa Monica, CA 904041487016432
  19. Dong-Joon Lee, MDLos Angeles, CA 900341578623740
  20. Jonathan Liu, M.D.Visalia, CA 932771841376969
  21. Gregory Mack, M.D.San Diego, CA 921231528169513
  22. Alexander Majors, M.D.Fresno, CA 937201598879694
  23. Robert Markison, MDSan Francisco, CA 941091952469983
  24. Howard Matsuba, MDBellflower, CA 907061548337363
  25. Katharina Pellegrin, M.D.San Francisco, CA 941091114994233
  26. Emily Perez, M.D.La Mirada, CA 906381790072718
  27. Isobel Santos, M.D.Fresno, CA 937201316306574
  28. Grant Seiden, MDOceanside, CA 920561992025407
  29. Aileen Shieu, MDSan Mateo, CA 944031154515385
  30. Mark Slonim, M.D.La Jolla, CA 920371730410747
  31. Ryan Stehr, MDFresno, CA 937201972828812
  32. David Subin, M.D.San Diego, CA 921231770694622
  33. Todd Theman, M.D.Los Angeles, CA 900951346481256
  34. Touraj Touran, MDLos Angeles, CA 900341376610279
  35. Gregory Tsushima, M.D.Los Angeles, CA 900481033122254
  36. Stephen West, MDFontana, CA 923351194873075
  37. Anisa Yalom, MDSan Marcos, CA 920691164679908
  38. Henry Young, MDBellflower, CA 907061396817870
  39. Alarick Yung, M.D.Encino, CA 914361780646372

Source: CMS NPPES, primary taxonomy 2086S0105X: records by practice city and the list of records, file of Aug 9, 2026.

California ranks 34 of 46 per resident

  1. New York0.1
  2. Illinois0.1
  3. Indiana0.1
  4. California0.1
  5. Tennessee0.1
  6. New Jersey0.1
  7. 50 states and D.C.0.1

Source: CMS NPPES, primary taxonomy 2086S0105X by practice state, file of Aug 9, 2026; records per 100,000 residents, 2023 Census estimates.

76.9% of these records appear in a Medicare file, against 78.0% nationally

A Medicare file here is Part D prescribing (2024), a MIPS score (2023), an Open Payments record (2024) or Medicare group billing (CMS Doctors and Clinicians). A record outside them may still see patients: these files cover Medicare only.

  1. California76.9%
  2. United States78.0%

Surgery of the Hand (Surgery) Physician records in California, measured

  • In a Medicare file30 of 39 · 76.9% here, 78.0% nationally
  • In the CMS Doctors and Clinicians file29 · 74.4% here, 68.0% nationally
  • Not updated in five years or more27 · 69.2% here, 54.2% nationally
  • Median graduation year2000 · the 29 records with a school on file

Source: CMS NPPES, file of Aug 9, 2026 (primary taxonomy 2086S0105X); CMS Medicare Part D Prescribers 2024, MIPS 2023, Open Payments 2024 and Doctors and Clinicians, matched by NPI.

What the count covers

39 NPPES records list surgery of the hand (surgery) physician (2086S0105X) as their primary taxonomy with a practice address in California: 0.1 per 100,000 residents against 0.1 nationally (50 states and D.C.). Fresno has 5 of them (13%).

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. Michigan38
  2. Texas42
  3. Florida43
  4. Kentucky27

States with a similar rate per 100,000

  1. Illinois0.1
  2. New York0.1
  3. Pennsylvania0.1
  4. Ohio0.1

The largest states

  1. Florida43
  2. Texas42
  3. Michigan38
  4. Kentucky27
  5. Missouri22

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.