NPPES file of Aug 9, 2026

Anesthesiology Physician in California

7,571 NPPES records list anesthesiology physician with a practice address in California, 19 per 100,000 residents, the 18th 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 58 of 152.

CMS NPPES registry, file of Aug 9, 2026; 2023 Census estimates · NUCC 207L00000X · 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, 762

  1. Los Angeles762
  2. San Diego686
  3. San Francisco499
  4. Sacramento396
  5. Stanford387

Anesthesiology Physician records in California

  1. Benjamin Icard, MDSanta Barbara, CA 931051366029928
  2. Russell Igarashi, DOOrange, CA 928681346878105
  3. Sharon Ignarro, MDWest Hollywood, CA 900481689668220
  4. Wanda Iida, M.D.Sutter Creek, CA 956851326361775
  5. Kenneth Ikemiya, MDFresno, CA 937201396777801
  6. Paul Ikuta, M.D.Paramount, CA 907231023087640
  7. Brian Ilfeld, MDSan Diego, CA 921031659399012
  8. Yashar Ilkhchoui, M.D.Santa Monica, CA 904041669799110
  9. Mary Im, M.D.Stanford, CA 943051952540502
  10. Steve Im, MDCerritos, CA 907031114019544
  11. Sung Im, MDLos Angeles, CA 900171316122104
  12. Taeho Im, MD INCModesto, CA 953551841203288
  13. Kenneth Imanaka, MDModesto, CA 953551013974567
  14. Joseph Imarah, MDRiverside, CA 925051174682769
  15. Shale Imeson, M.D.Stockton, CA 952041962431759
  16. Dayle Imperato, M.D.Sacramento, CA 958211740280668
  17. Eutiquio Imperial, MDModesto, CA 953551659337467
  18. Andrew Infosino, MDSan Francisco, CA 941101679531990
  19. Christina Inglis-Arkell, M.D.San Francisco, CA 941431750514394
  20. Herbert Inglove, MDSanta Monica, CA 904051518292432
  21. James Ingram, M.D.Torrance, CA 905031750486940
  22. Jerry Ingrande, M.D.San Diego, CA 921031306033147
  23. Kofi Inkabi, M.D.Santa Rosa, CA 954031477887024
  24. Adrian Ionescu, MDEncinitas, CA 920241659507341
  25. Joseph Ipe, MDPorterville, CA 932571588638399
  26. Jason Ipson, MDSan Diego, CA 921231588978449
  27. Babar Iqbal, MDRiverside, CA 925051528139722
  28. Marc Iravani, MDLos Angeles, CA 900951306880976
  29. Takeshi Irie, M.D., PH.D.San Leandro, CA 945771275762304
  30. David Irwin, MDSan Francisco, CA 941181003856097
  31. Mark IsaacsonMonterey, CA 939401396715793
  32. Salim Islam, MDSan Francisco, CA 941151093893620
  33. Tanzeem Islam, M.D.Riverside, CA 925031144636325
  34. Gary Isley, M.D.San Diego, CA 921231902811672
  35. Nada IsmaielStanford, CA 943051063168698
  36. Johanes Ismawan, M.D.San Diego, CA 921341326275975
  37. Patrick Isola, MDLos Angeles, CA 900331679138382
  38. Lusine Israelyan, MDLos Angeles, CA 900331538722582
  39. George Istaphanous, M.D.Orange, CA 928681609096395
  40. Michelle Itkonen, MDMarina Del Rey, CA 902921194256347
  41. Johny IV, MDGlendale, CA 912041326425208
  42. Rasheed Ivey, MDWest Hollywood, CA 900481831715846
  43. Alan IwahashiMountain View, CA 940401356845044
  44. Kathryn IwataSan Diego, CA 921031467807032
  45. Komala Iyengar, M.D.Huntington Beach, CA 926471225107949
  46. Kamalnath Iyer, M.D.Bakersfield, CA 933011427078062
  47. Kanakavalli Iyer, M.D.Simi Valley, CA 930651285658807
  48. George Izmirian, M.D.Whittier, CA 906031184684383
  49. James Jaber, M.D,Fairfield, CA 945331629061361
  50. Nicole Jackman, MD,PHDSan Francisco, CA 941091225371578

Source: CMS NPPES, primary taxonomy 207L00000X: records by practice city and the list of records, file of Aug 9, 2026.

California ranks 18 of 51 per resident

  1. Montana20
  2. Arizona20
  3. Utah20
  4. California19
  5. Pennsylvania19
  6. Missouri19
  7. 50 states and D.C.18

Source: CMS NPPES, primary taxonomy 207L00000X by practice state, file of Aug 9, 2026; records per 100,000 residents, 2023 Census estimates.

71.3% of these records appear in a Medicare file, against 73.7% 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. California71.3%
  2. United States73.7%

Anesthesiology Physician records in California, measured

  • In a Medicare file5,396 of 7,571 · 71.3% here, 73.7% nationally
  • In the CMS Doctors and Clinicians file4,872 · 64.4% here, 67.2% nationally
  • Not updated in five years or more4,767 · 63.0% here, 57.8% nationally
  • Median graduation year2006 · the 4,868 records with a school on file

Source: CMS NPPES, file of Aug 9, 2026 (primary taxonomy 207L00000X); CMS Medicare Part D Prescribers 2024, MIPS 2023, Open Payments 2024 and Doctors and Clinicians, matched by NPI.

What the count covers

7,571 NPPES records list anesthesiology physician (207L00000X) as their primary taxonomy with a practice address in California: 19 per 100,000 residents against 18 nationally (50 states and D.C.). Los Angeles has 762 of them (10%).

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 York5,062
  2. Texas4,635
  3. Florida3,375
  4. Illinois2,575

States with a similar rate per 100,000

  1. Utah19.6
  2. Pennsylvania19.1
  3. Arizona19.8
  4. Montana20.0

The largest states

  1. New York5,062
  2. Texas4,635
  3. Florida3,375
  4. Illinois2,575
  5. Pennsylvania2,481

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.