NPPES file of Aug 9, 2026

Case Manager/Care Coordinator in California

22,803 NPPES records list case manager/care coordinator with a practice address in California, 59 per 100,000 residents, the 16th highest rate of 51. Los Angeles and Sacramento have the most; each record links to the provider's NPI and the California license search. Page 102 of 457.

CMS NPPES registry, file of Aug 9, 2026; 2023 Census estimates · NUCC 171M00000X · 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, 2,545

  1. Los Angeles2,545
  2. Sacramento1,380
  3. San Diego1,173
  4. Bakersfield906
  5. San Jose864

Case Manager/Care Coordinator records in California

  1. Irais DiazEscondido, CA 920251225319171
  2. Iris DiazEl Monte, CA 917311194343319
  3. Isabela DiazLos Angeles, CA 900171174257935
  4. Izaura DiazChula Vista, CA 919111548131154
  5. Jacob DiazBell Gardens, CA 902011659074912
  6. Jacob DiazCamarillo, CA 930121881420040
  7. Jacqueline DiazPomona, CA 917671841955135
  8. Jacquelyn DiazValencia, CA 913551093167819
  9. Jennifer DiazSacramento, CA 958261407610744
  10. Jose DiazLa Mesa, CA 919421710254347
  11. Julianna DiazEureka, CA 955011619442050
  12. Leticia DiazLynwood, CA 902621598408486
  13. Lizbeth DiazSan Leandro, CA 945771902515307
  14. Luis DiazLos Angeles, CA 900271386268761
  15. Maria DiazHuntington Park, CA 902551093284812
  16. Maria DiazFresno, CA 937111073293965
  17. Maria DiazGilroy, CA 950201396148037
  18. Melina DiazLos Angeles, CA 900131073138087
  19. Melissa DiazPacoima, CA 913311710331491
  20. Michelle DiazCommerce, CA 900221548883663
  21. Morena DiazJurupa Valley, CA 925091164397295
  22. Noemi DiazLompoc, CA 934361578240701
  23. Paulina DiazBakersfield, CA 933011558030585
  24. Ramon DiazBakersfield, CA 933071427407113
  25. Rebecca DiazSan Diego, CA 921021609418979
  26. Rosa DiazVictorville, CA 923941144653783
  27. Stephanie DiazVictorville, CA 923941841861481
  28. Susana DiazLos Angeles, CA 900261780378513
  29. Tanya DiazSan Diego, CA 921101780983189
  30. Veronica DiazSouth Gate, CA 902801235483868
  31. Vianey Diaz, BAColton, CA 923241659755643
  32. Victor Diaz, AODC #1402San Diego, CA 921081205190964
  33. Yasmin DiazCommerce, CA 900221932846854
  34. Yoseline Diaz, BSWUpland, CA 917861932758778
  35. Itzel Diaz AndradeIndio, CA 922011609442730
  36. Alec Diaz BecerraVisalia, CA 932771598490864
  37. Michelle Diaz De LeonPalmdale, CA 935501144918194
  38. Elizabeth Diaz MartinezSan Jose, CA 951261083372502
  39. Jennifer Diaz PachecoMerced, CA 953411336840701
  40. Jose Diaz Solorio, BSW STUDENTRiverside, CA 925071528625142
  41. Yulissa Diaz VillaLathrop, CA 953301710842307
  42. Daniela Diaz-BarreraWasco, CA 932801124687306
  43. Daisy Diaz-CastellanosLos Angeles, CA 900031881263986
  44. Jesus Diaz-CejaPomona, CA 917671194075663
  45. Aide Diaz-Ibarra, B.A.Commerce, CA 900221073644274
  46. Ashley Diaz-MacielLos Angeles, CA 900151477474161
  47. Rocio Diaz-MartinSouth Pasadena, CA 910301821414251
  48. Bonnie Dibble-Ciudad, B.A.Sacramento, CA 958381295227312
  49. Dennis DiblasiSan Diego, CA 921231962329169
  50. Grace Dicarlo, PUBLIC HEALTH B.SSan Diego, CA 921081396635546

Source: CMS NPPES, primary taxonomy 171M00000X: records by practice city and the list of records, file of Aug 9, 2026.

California ranks 16 of 51 per resident

  1. New Hampshire87
  2. Vermont77
  3. Kentucky59
  4. California59
  5. Tennessee48
  6. Michigan45
  7. 50 states and D.C.48

Source: CMS NPPES, primary taxonomy 171M00000X by practice state, file of Aug 9, 2026; records per 100,000 residents, 2023 Census estimates.

0.1% of these records appear in a Medicare file, against 0.1% 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. California0.1%
  2. United States0.1%

Case Manager/Care Coordinator records in California, measured

  • In a Medicare file18 of 22,803 · 0.1% here, 0.1% nationally
  • In the CMS Doctors and Clinicians file21 · 0.1% here, 0.1% nationally
  • Not updated in five years or more15,371 · 67.4% here, 53.9% nationally
  • Median graduation year2014 · the 21 records with a school on file

Source: CMS NPPES, file of Aug 9, 2026 (primary taxonomy 171M00000X); CMS Medicare Part D Prescribers 2024, MIPS 2023, Open Payments 2024 and Doctors and Clinicians, matched by NPI.

What the count covers

22,803 NPPES records list case manager/care coordinator (171M00000X) as their primary taxonomy with a practice address in California: 59 per 100,000 residents against 48 nationally (50 states and D.C.). Los Angeles has 2,545 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. Arkansas11,186
  2. Ohio35,022
  3. Louisiana10,221
  4. Oklahoma8,823

States with a similar rate per 100,000

  1. Kentucky59.1
  2. Tennessee48.4
  3. Michigan45.4
  4. New York41.9

The largest states

  1. Ohio35,022
  2. Arkansas11,186
  3. Louisiana10,221
  4. Oklahoma8,823
  5. New York8,208

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.