NPPES file of Aug 9, 2026

Addiction Psychiatry Physician in California

73 NPPES records list addiction psychiatry physician with a practice address in California, 0.2 per 100,000 residents, the 20th highest rate of 48. Los Angeles 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 2084P0802X · method

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

Los Angeles has the most, 5

  1. Los Angeles5
  2. La Jolla4
  3. Sacramento4
  4. San Diego4
  5. Santa Monica4

Addiction Psychiatry Physician records in California

  1. Nagamani Padala, MDStockton, CA 952021659303253
  2. Elton Parker-Calderon, RADT-1Indio, CA 922011437734209
  3. Dashrath Patel, M.D.Bakersfield, CA 933081326254525
  4. David Pating, MDSan Francisco, CA 941151801974456
  5. Juan Pequeno, MDNeedles, CA 923631477537942
  6. Daniel Pickrell, DORedding, CA 960011952808149
  7. Anton Power, D.O.Los Angeles, CA 900731285175075
  8. Muhammad Quidwai, MDRepresa, CA 956711679750988
  9. Ricardo Restrepo-Guzman, M.DLong Beach, CA 908221891720512
  10. Stephen Richmond, M.D.Menlo Park, CA 940251013051143
  11. Steven Rudolph, DOSan Diego, CA 921211316085293
  12. Wesley Ryan, M.DMarina Del Rey, CA 902921275845901
  13. Daniel Saal, MDSanta Clara, CA 950511730267279
  14. Raman SandhuBakersfield, CA 933091366858433
  15. Suzie Schuder, M.D.Newport Beach, CA 926601497830681
  16. Randall Stenson, MDSacramento, CA 958161164465357
  17. John Straznickas, M.D.San Francisco, CA 941211548291164
  18. Kyle StreetLa Jolla, CA 920371457912131
  19. Sheela Surapaneni, M.D.Azusa, CA 917021154445450
  20. Emjay Tan, M.D.San Bruno, CA 940661124244090
  21. Frank Tan, M.D.Los Angeles, CA 900491285729723
  22. Scott Ward, CADC CASPalm Springs, CA 922621275201022
  23. Evelina WeinsteinSanta Monica, CA 904011891023842

Source: CMS NPPES, primary taxonomy 2084P0802X: records by practice city and the list of records, file of Aug 9, 2026.

California ranks 20 of 48 per resident

  1. Pennsylvania0.2
  2. Ohio0.2
  3. Arizona0.2
  4. California0.2
  5. New Jersey0.2
  6. Michigan0.2
  7. 50 states and D.C.0.2

Source: CMS NPPES, primary taxonomy 2084P0802X by practice state, file of Aug 9, 2026; records per 100,000 residents, 2023 Census estimates.

72.6% of these records appear in a Medicare file, against 67.8% 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. California72.6%
  2. United States67.8%

Addiction Psychiatry Physician records in California, measured

  • In a Medicare file53 of 73 · 72.6% here, 67.8% nationally
  • In the CMS Doctors and Clinicians file25 · 34.2% here, 38.0% nationally
  • Not updated in five years or more41 · 56.2% here, 50.5% nationally
  • Median graduation year2008 · the 25 records with a school on file

Source: CMS NPPES, file of Aug 9, 2026 (primary taxonomy 2084P0802X); CMS Medicare Part D Prescribers 2024, MIPS 2023, Open Payments 2024 and Doctors and Clinicians, matched by NPI.

What the count covers

73 NPPES records list addiction psychiatry physician (2084P0802X) 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.). Los Angeles has 5 of them (7%).

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. New York95
  2. Florida40
  3. Texas34
  4. Massachusetts33

States with a similar rate per 100,000

  1. New Jersey0.2
  2. Michigan0.2
  3. Indiana0.2
  4. Arizona0.2

The largest states

  1. New York95
  2. Florida40
  3. Texas34
  4. Massachusetts33
  5. Georgia31

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.