NPPES file of Aug 9, 2026

Allergy & Immunology Physician in California

444 NPPES records list allergy & immunology physician with a practice address in California, 1.1 per 100,000 residents, the 21st highest rate of 51. San Diego and Los Angeles have the most; each record links to the provider's NPI and the California license search. Page 5 of 9.

CMS NPPES registry, file of Aug 9, 2026; 2023 Census estimates · NUCC 207K00000X · method

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

San Diego has the most, 48

  1. San Diego48
  2. Los Angeles34
  3. San Francisco15
  4. Walnut Creek14
  5. Palo Alto13

Allergy & Immunology Physician records in California

  1. Susan Kim, MDSan Francisco, CA 941211114160405
  2. Sara Kleinman, M.D.Palo Alto, CA 943041154610517
  3. Jimmy Ko, MDOakland, CA 946111780624791
  4. Barry Kohn, M.D.Los Angeles, CA 900281073699724
  5. Lisa Kohn, MD, PHDLos Angeles, CA 900951881115632
  6. Alexa Kollmeier, M.D.La Jolla, CA 920371700865417
  7. Katherine Konvinse, MD, PHDPalo Alto, CA 943041639707680
  8. Benjamin Kramer, MDSan Francisco, CA 941021730559600
  9. Yana Kryvokhyzha, DOTorrance, CA 905051548753312
  10. Kenneth Kurtz, MDSanta Rosa, CA 954031396829370
  11. Nataliya Kushnir, M.D.Berkeley, CA 947051689875692
  12. Yoon Kwon, M.D.Kentfield, CA 949041861408874
  13. Yat-Choi Kwong, M.D.Los Angeles, CA 900331649315698
  14. Felicidad Lao-Domingo, MDGilroy, CA 950201518977560
  15. Susan Laubach, M.D.San Diego, CA 921231366656209
  16. Efraim Lavi, MDSacramento, CA 958251518045285
  17. Annie Le, M.D.Monterey Park, CA 917551043252943
  18. Christina Lee, MDLos Angeles, CA 900731164574547
  19. Chyh Woei Lee, MDFremont, CA 945381871574400
  20. Jenny Lee, M.D.Irvine, CA 926971083076749
  21. Julia Lee, M.D.Los Angeles, CA 900671700225422
  22. Kelvin Lee, MDFresno, CA 937201023196151
  23. Michael Lee, DORichmond, CA 948011609370014
  24. Min Jung Lee, MDNewport Beach, CA 926601295050508
  25. Rachel Lee, MDSan Diego, CA 921031760452593
  26. Stacy Eui-Jung Lee, M.D.Santa Monica, CA 904041932158722
  27. Sydney Leibel, MDSan Diego, CA 921231861666919
  28. Toby Levenson, MDSan Jose, CA 951171649288945
  29. Donald Levy, MDOrange, CA 928681518055011
  30. Emily Liang, M.D.Los Angeles, CA 900271164865358
  31. Otto Liao, M.D.Tustin, CA 927801225042674
  32. Myron Liebhaber, M.D.Santa Barbara, CA 931101346253390
  33. Lisa Lim, M.D.Irvine, CA 926971336334820
  34. Chao-I Lin, MDOrange, CA 928681588779631
  35. Connie Lin, M.D.Torrance, CA 905051760825590
  36. Debby Lin, MDOakland, CA 946111952340325
  37. Erina Lin, MDLos Angeles, CA 900951295912277
  38. Henry Lin, MDRancho Cucamonga, CA 917391407966500
  39. Randolph Lippert, MDFremont, CA 945381316022072
  40. Anne Liu, M.D.Palo Alto, CA 943041821044314
  41. Betty Liu, M.D.Long Beach, CA 908151033301247
  42. Mona Liu, MDSan Jose, CA 951191043755754
  43. Robert Lo, M.D.South San Francisco, CA 940801710928999
  44. Matthew Lodewick, MDWalnut Creek, CA 945981922091362
  45. Alexander Loscialpo, M.D.Los Alamitos, CA 907201174638258
  46. Michael Louie, MDHayward, CA 945451629156492
  47. Andrew Lozano, MDSan Jose, CA 951241831234095
  48. Jun Lu, M.D.Stockton, CA 952091043403371
  49. Sulochina Lulla, MDSanta Clara, CA 950511821175753
  50. Kathleen Luskin, MDSan Diego, CA 921301740690478

Source: CMS NPPES, primary taxonomy 207K00000X: records by practice city and the list of records, file of Aug 9, 2026.

California ranks 21 of 51 per resident

  1. Hawaii1.2
  2. Arizona1.2
  3. Washington1.2
  4. California1.1
  5. Ohio1.1
  6. Rhode Island1.1
  7. 50 states and D.C.1.2

Source: CMS NPPES, primary taxonomy 207K00000X by practice state, file of Aug 9, 2026; records per 100,000 residents, 2023 Census estimates.

79.1% of these records appear in a Medicare file, against 80.0% 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. California79.1%
  2. United States80.0%

Allergy & Immunology Physician records in California, measured

  • In a Medicare file351 of 444 · 79.1% here, 80.0% nationally
  • In the CMS Doctors and Clinicians file281 · 63.3% here, 65.7% nationally
  • Not updated in five years or more276 · 62.2% here, 57.3% nationally
  • Median graduation year2004 · the 281 records with a school on file

Source: CMS NPPES, file of Aug 9, 2026 (primary taxonomy 207K00000X); CMS Medicare Part D Prescribers 2024, MIPS 2023, Open Payments 2024 and Doctors and Clinicians, matched by NPI.

What the count covers

444 NPPES records list allergy & immunology physician (207K00000X) as their primary taxonomy with a practice address in California: 1.1 per 100,000 residents against 1.2 nationally (50 states and D.C.). San Diego has 48 of them (11%).

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. Texas327
  2. New York311
  3. Florida204
  4. Pennsylvania183

States with a similar rate per 100,000

  1. Washington1.2
  2. Ohio1.1
  3. Rhode Island1.1
  4. Arizona1.2

The largest states

  1. Texas327
  2. New York311
  3. Florida204
  4. Pennsylvania183
  5. Illinois162

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.