NPPES file of Aug 9, 2026

Orthopaedic Surgery Physician in California

2,276 NPPES records list orthopaedic surgery physician with a practice address in California, 5.8 per 100,000 residents, the 49th highest rate of 51. Los Angeles and San Diego have the most; each record links to the provider's NPI and the California license search. Page 33 of 46.

CMS NPPES registry, file of Aug 9, 2026; 2023 Census estimates · NUCC 207X00000X · 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, 187

  1. Los Angeles187
  2. San Diego154
  3. San Francisco121
  4. Sacramento79
  5. La Jolla55

Orthopaedic Surgery Physician records in California

  1. Morris Platt, MDLa Quinta, CA 922531922187806
  2. Nathan Pliam, MD, PH.D.Diamond Bar, CA 917651710040944
  3. Landon Polakof, MDStanford, CA 943051417442682
  4. Reese Polesky, MDBeverly Hills, CA 902101396797205
  5. Sharoun Porat, MDFoothill Ranch, CA 926101366644486
  6. Anthony Porter, M.D.Oakland, CA 946111679869515
  7. Scott Porter, M.D.Davis, CA 956161043442650
  8. Ronald Portnoff, MDIndian Wells, CA 922101568788966
  9. John Portwood, M.D.Riverside, CA 925031255393492
  10. Rick Pospisil, MDHuntington Beach, CA 926481265450837
  11. Roy Pottenger, MDCarmichael, CA 956081497757587
  12. Neema Pourtaheri, MDSanta Rosa, CA 954051720272313
  13. Thomas Powers, M.D.Elk Grove, CA 957571174755789
  14. Alex Prescott, MDLarkspur, CA 949391427132596
  15. Michael Price, MDSanta Barbara, CA 931011609805019
  16. Victor Prieto, MDSan Francisco, CA 941091275692873
  17. Pablo Prietto, MDOrange, CA 928681073500351
  18. Maya Pring, M.D.San Diego, CA 921231104997964
  19. Christopher ProctorSanta Barbara, CA 931011033291786
  20. George Pugh, M.D.Oakland, CA 946121003866518
  21. Michael Puniak, M.D.San Dimas, CA 917731861492712
  22. Graham Purcell, MDEncino, CA 913161609961382
  23. Robert Purchase, M.D.San Francisco, CA 941091750596326
  24. Jack Purdy, MDPacific Palisades, CA 902721801872155
  25. Mikael Purne, M.D.Torrance, CA 905051801840293
  26. Michael Purnell, MDModesto, CA 953551982652459
  27. Ricardo Pyfrom, MDMerced, CA 953401083788095
  28. Peter Pyrko, M.D., PH.D.Fountain Valley, CA 927081467695056
  29. Albi Qeli, M.D.Travis Afb, CA 945351649466434
  30. Michael QuacinellaSan Diego, CA 921031962815100
  31. John Quigley, M.D.Arcadia, CA 910071235120635
  32. John Quinn, M.D.Oxnard, CA 930301740690270
  33. Ryan Quinn, DOMoreno Valley, CA 925551861075269
  34. George Rab, MDSacramento, CA 958171689664955
  35. Ramin Rabbani, MDLos Angeles, CA 900481306926340
  36. Jacob Rabinovich, MDSanta Ana, CA 927011467507442
  37. Richard Raczka, MDFountain Valley, CA 927081194744680
  38. Lenny Radomski, MDSan Francisco, CA 941101215670716
  39. Faiz Rahman, D.O.Santa Ana, CA 927051316252109
  40. Hamid Rahman, MDSanta Ana, CA 927071235199514
  41. Omar RahmanSanta Monica, CA 904051952833667
  42. Anjali RaiFremont, CA 945381720949910
  43. Sean Rajaee, M.D.West Hollywood, CA 900481730561879
  44. Anant Ram, MDWest Covina, CA 917901205858677
  45. Baer Rambach, M.D.Mather, CA 956551083848618
  46. Prem Ramkumar, M.D., M.B.A.Downey, CA 907121255794889
  47. Christine Ramsay, P.A.-CSebastopol, CA 954721053485490
  48. William Ramsey, M.D.Santa Rosa, CA 954031831265073
  49. Robert Randall, MDSacramento, CA 958171073566717
  50. Santi Rao, M.D.Concord, CA 945201144249962

Source: CMS NPPES, primary taxonomy 207X00000X: records by practice city and the list of records, file of Aug 9, 2026.

California ranks 49 of 51 per resident

  1. Tennessee6.6
  2. Florida6.5
  3. Arizona6.2
  4. California5.8
  5. Nevada5.1
  6. Texas5.0
  7. 50 states and D.C.7.4

Source: CMS NPPES, primary taxonomy 207X00000X by practice state, file of Aug 9, 2026; records per 100,000 residents, 2023 Census estimates.

74.0% of these records appear in a Medicare file, against 76.5% 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. California74.0%
  2. United States76.5%

Orthopaedic Surgery Physician records in California, measured

  • In a Medicare file1,684 of 2,276 · 74.0% here, 76.5% nationally
  • In the CMS Doctors and Clinicians file1,347 · 59.2% here, 62.5% nationally
  • Not updated in five years or more1,493 · 65.6% here, 56.8% nationally
  • Median graduation year2003 · the 1,347 records with a school on file

Source: CMS NPPES, file of Aug 9, 2026 (primary taxonomy 207X00000X); CMS Medicare Part D Prescribers 2024, MIPS 2023, Open Payments 2024 and Doctors and Clinicians, matched by NPI.

What the count covers

2,276 NPPES records list orthopaedic surgery physician (207X00000X) as their primary taxonomy with a practice address in California: 5.8 per 100,000 residents against 7.4 nationally (50 states and D.C.). Los Angeles has 187 of them (8%).

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. Texas1,514
  2. Florida1,470
  3. New York1,339
  4. Pennsylvania1,253

States with a similar rate per 100,000

  1. Arizona6.2
  2. Nevada5.1
  3. Tennessee6.6
  4. Alabama6.7

The largest states

  1. Texas1,514
  2. Florida1,470
  3. New York1,339
  4. Pennsylvania1,253
  5. Illinois995

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.