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 381 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. Marcy ShineSan Diego, CA 921101801509799
  2. Megan ShinkleRichmond, CA 948011447139472
  3. William Shiu, B.A.Turlock, CA 953821609116268
  4. Russell ShivelyEureka, CA 955011396360582
  5. Tatianna ShoalsPasadena, CA 911071043925670
  6. Amber ShobashRed Bluff, CA 960801164809299
  7. Alexis ShohetSan Luis Obispo, CA 934011447021266
  8. Bill ShomerSan Francisco, CA 941031629285424
  9. Daniel ShookSan Diego, CA 921041497166300
  10. Devin ShoopSan Jose, CA 951261235768516
  11. Phoebe Shorter, BAInglewood, CA 903011083388730
  12. Jimmy ShortersBeaumont, CA 922231831618446
  13. Elizabeth ShowalterRiverside, CA 925031215342886
  14. Jonathan ShraderCulver City, CA 902301861114092
  15. Astha ShresthaWalnut Creek, CA 945981427772623
  16. Isha ShresthaSan Francisco, CA 941031144653874
  17. Anthony ShropshireCulver City, CA 902301417603663
  18. Poonam Shukla, LMFTSan Jose, CA 951261770070179
  19. Miguel ShumEl Monte, CA 917311871916338
  20. John ShumakerSan Francisco, CA 941161609360106
  21. Natalie ShumakerRedding, CA 960021497193338
  22. Kenroy ShungVictorville, CA 923941952513590
  23. Jennifer ShurSan Diego, CA 921081972726776
  24. Marcie Shurn-PetersFrench Camp, CA 952311164244463
  25. Christina SiaRosemead, CA 917701265946123
  26. Peik SiaSan Jose, CA 951281053713677
  27. Linda SibioYucca Valley, CA 922841669519476
  28. Raymond SibleyChula Vista, CA 919111841952231
  29. Gerzon SibrianLos Angeles, CA 900261902451081
  30. Mario SibrianPasadena, CA 911071033863360
  31. Victor SibrianLos Angeles, CA 900271245755610
  32. Janelle SicairosCeres, CA 953071831819325
  33. Gianpiero Siciliano Di RendeBeaumont, CA 922231134567902
  34. George SickelsBakersfield, CA 933011740407568
  35. Taimur SiddiqiCulver City, CA 902301477265874
  36. Amandeep SidhuSacramento, CA 958341679877450
  37. Ana Siebert-RalstinVacaville, CA 956881417111907
  38. Alexia SiebuhrEureka, CA 955031790338861
  39. Sara SiegelSanta Cruz, CA 950601194242032
  40. Madison Siemers, BA, FEMINIST STUDIESSan Jose, CA 951121255939252
  41. Angela SierraLos Angeles, CA 900571023508009
  42. Diana SierraStockton, CA 952021306235643
  43. Kathryn SierraDavis, CA 956161104605393
  44. Luz SierraMartinez, CA 945531588846992
  45. Melanie Sierra, CADC II-CSVentura, CA 930091548539794
  46. Carmen Sierra-TorresLaguna Hills, CA 926531508493958
  47. Evan SierrasSan Rafael, CA 949031992501035
  48. Amy SiezChula Vista, CA 919111942654017
  49. Rosa SifuentesMurrieta, CA 925631194470526
  50. Veronica SifuentesPico Rivera, CA 906601710486139

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.