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 16 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. Barry Grames, MDRedlands, CA 923741346336088
  2. Kevin Gramyk, MDRoseville, CA 956611407934177
  3. Kirk Granlund, MDChico, CA 959281063481893
  4. Edward Green, M.D.Long Beach, CA 908131467554220
  5. Tyler Green, M.D.San Diego, CA 921031629412937
  6. Robert Greene, M.D.Salinas, CA 939011225258569
  7. John Greenfield, M. D.Sacramento, CA 958161861406506
  8. Jon Greenfield, M.D.Los Angeles, CA 900481487644118
  9. Richard Greenfield, M.D.San Diego, CA 921171528020864
  10. Stephen Gregorius, M.D.Salinas, CA 939011760660062
  11. Theodore Gregorius, M.D.Newport Beach, CA 926601013950450
  12. Jason Grieshober, M.D.Anaheim, CA 928051063730612
  13. Matthew Griffin, MDSalinas, CA 939011770832230
  14. Rebecca Griffith, M.D.Highland, CA 923461972997260
  15. Sean Griffiths, D.O.Walnut Creek, CA 945981457705667
  16. Grigor Grigoryan, MDRedlands, CA 923731750726857
  17. Ramon Grijalva, M.D.Riverside, CA 925051023295292
  18. James Grimes, MDBakersfield, CA 933111215040845
  19. Margaret Grisell, M.D.Modesto, CA 953561265636013
  20. Edwin Gromis, M.D.Los Angeles, CA 900351932598067
  21. John Grotting, M.D.San Diego, CA 921211376838680
  22. R. Grotz, M.D.San Francisco, CA 941091528146487
  23. Sheridon GrovesSanta Ana, CA 927051073738712
  24. James Guadagni, M.D.Visalia, CA 932911013913664
  25. Christian Guier, MDSanta Barbara, CA 931011679676530
  26. Guy Guilfoy, MDFolsom, CA 956301154381341
  27. Eric GuoLa Jolla, CA 920371760017990
  28. Neeraj Gupta, MDPomona, CA 917671457329732
  29. Shivali Gupta, DO, MPHSan Jose, CA 951241023509502
  30. Yazeed Gussous, M.B.B.S.Mountain View, CA 940401891969184
  31. Todd Guthrie, M.D.Mount Shasta, CA 960671871555334
  32. Craig Gyory, MDWalnut Creek, CA 945961861570921
  33. Michael Hachadorian, MDSan Marcos, CA 920691740844836
  34. Bradford Hack, M.D.Arcadia, CA 910071154312536
  35. Zachary Hadley, M.D.Redlands, CA 923741750596631
  36. Fred Hafezi, M.D.West Covina, CA 917911801961206
  37. Max Haffner, MDFolsom, CA 956301700323425
  38. Mark Haft, DOMoreno Valley, CA 925551609610104
  39. Erin Haggerty, M.D.Santa Barbara, CA 931011235580192
  40. Jesse Hahn, M.D.San Francisco, CA 941101881865459
  41. Peter Hahn, MDSan Diego, CA 921231952742744
  42. Holly Haight, M.D.Stanford, CA 943051083693923
  43. Robert Haimson, MDSanta Rosa, CA 954031629000815
  44. Farhad Hajaliloo, M.D.Long Beach, CA 908061780674507
  45. Ahmad Hajj, MDSanta Ana, CA 927071043287345
  46. Christopher Hajnik, M.D.Encinitas, CA 920241083883987
  47. Julian Hakim BaloyanChula Vista, CA 919101932722733
  48. Neil Halbridge, MDRiverside, CA 925011073518353
  49. William Hale, M.D.Pomona, CA 917671578666491
  50. Jerome Hall, M.D.San Diego, CA 921231962425777

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.