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 245 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. Dayna MarchioneRedding, CA 960011265575252
  2. Josefina MarcialEl Centro, CA 922431093992489
  3. Kennyth Marcial, BA; PC832Riverside, CA 925071831681642
  4. Nina MarcoChula Vista, CA 919101356887954
  5. Nicole MardesichCampbell, CA 950081912482308
  6. Marisol Marenco ContrerasSan Jose, CA 951361811603822
  7. Crystal Marentes, MSWLos Angeles, CA 900341619313525
  8. Emily MaresFrench Camp, CA 952311710756002
  9. Karen MaresLos Angeles, CA 900131417645300
  10. Maricela MaresBellflower, CA 907061467700633
  11. Sandra MaresOakland, CA 946051942900832
  12. Sonia MaresSan Mateo, CA 944031245627512
  13. Andres Mares-MuroRiverside, CA 925071285244194
  14. Leticia MaresgilSan Francisco, CA 941031679758775
  15. Angela MargesonSan Diego, CA 921101811104987
  16. Robin MargonieSan Rafael, CA 949011013386911
  17. Lily MarieGrass Valley, CA 959451699980334
  18. Lisa MarieEureka, CA 955011104047471
  19. Ln Marie, BAEureka, CA 955011700077096
  20. Alfonso MarinRiverside, CA 925031184478265
  21. Amanda MarinPacoima, CA 913311790245660
  22. Jason MarinLos Angeles, CA 900101417271966
  23. Julian MarinTulare, CA 932741528834751
  24. Maricarmen MarinLong Beach, CA 908101164234654
  25. Melissa MarinTemecula, CA 925911740756857
  26. Nora MarinBakersfield, CA 933091558585802
  27. Paul Marin, CADC-2Temecula, CA 925911316433949
  28. Tyswaya MarinLos Angeles, CA 900471528690419
  29. Jessica Marin OrdonezLaguna Hills, CA 926531487537585
  30. Maria Marin-ChavezNapa, CA 945581487360491
  31. Cena Marino, M.A.Eureka, CA 955031114053063
  32. Karli MarinoMerced, CA 953401689525677
  33. Trisha MarinoMerced, CA 953401568329936
  34. Bojidar MarinovCulver City, CA 902301427675123
  35. Todd MarionMerced, CA 953401518271337
  36. Arlene MariscalMerced, CA 953481487202958
  37. Cristian MariscalPomona, CA 917671811431596
  38. Gloria MariscalSan Mateo, CA 944031134246424
  39. Lizet MariscalLos Angeles, CA 900081144568163
  40. Mayra MariscalRiverside, CA 925031821616616
  41. Rosario MariscalSanta Monica, CA 904041437429800
  42. Victoria MariscalAzusa, CA 917021437504206
  43. Erica Mariscal-VigilVictorville, CA 923951053766121
  44. Christopher MarkCarson, CA 907451962746628
  45. Mark MarkarianGlendale, CA 912051427529395
  46. Christopher MarkhamGardena, CA 902471538645569
  47. Susan MarkhamSan Jose, CA 951261003470337
  48. Karen MarklandFresno, CA 937021326185455
  49. Hovhannes MarkosyanGlendale, CA 912051063761211
  50. Jennifer MarkowitzSan Jose, CA 951121770623324

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.