NPPES file of Aug 9, 2026

Nephrology Physician in Idaho

34 NPPES records list nephrology physician with a practice address in Idaho, 1.7 per 100,000 residents, the 50th highest rate of 51. Meridian and Boise have the most; each record links to the provider's NPI and the Idaho license search.

CMS NPPES registry, file of Aug 9, 2026; 2023 Census estimates · NUCC 207RN0300X · method

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

Meridian has the most, 9

  1. Meridian9
  2. Boise6
  3. Coeur D Alene5
  4. Twin Falls5
  5. Chubbuck3

Nephrology Physician records in Idaho

  1. Micheal Adcox, M.D.Boise, ID 837021851345193
  2. Scott Bieber, D.O.Coeur D Alene, ID 838141447452578
  3. Kenneth Cogen, M.D.Twin Falls, ID 833011629064555
  4. Casey Cotant, M.D.Coeur D Alene, ID 838141427182781
  5. James Crouch, MDBoise, ID 837061720303753
  6. Robert Davidson, M.D.Meridian, ID 836421144275694
  7. Mary Dittrich, MDMeridian, ID 836421437194552
  8. Aaron Fearday, M.D.Meridian, ID 836421952543118
  9. Sherwin Foster, M.D.Hayden, ID 838351720074990
  10. Michael Haderlie, MDChubbuck, ID 832021700083813
  11. Amanda Hall, D.O.Meridian, ID 836421871737973
  12. Nicholas Hunt, MDBoise, ID 837061780621771
  13. Javier Jaramillo Morales, M.D.Boise, ID 837061245692813
  14. Tiana Jespersen Nizamic, MDCoeur D Alene, ID 838141891182911
  15. Heidi Joist, MDNampa, ID 836871366409948
  16. Shaun Joshi, MDHayden, ID 838351073629150
  17. Christopher Keller, MDCaldwell, ID 836051255467312
  18. Ajith Kumar, MDLewiston, ID 835011609952381
  19. William Lefler, MDTwin Falls, ID 833011023235058
  20. Heather McGuire, MDTwin Falls, ID 833011508806100
  21. Jerry Meng, MDMeridian, ID 836421295894939
  22. Brendan Mielke, MDCoeur D Alene, ID 838141265425532
  23. Kevin Mitchell, MBBSMeridian, ID 836421366837718
  24. Michelle Myers, D.O.Twin Falls, ID 833011962533083
  25. Nagraj Narasimhan, M.D.Twin Falls, ID 833011063449221
  26. Emily Petersen, MDCoeur D Alene, ID 838141750414447
  27. Thomas Pintar, MDBoise, ID 837061952343352
  28. Fahim Rahim, M.D.Chubbuck, ID 832021164579736
  29. Naeem Rahim, M.D.Chubbuck, ID 832021235286808
  30. Amit Sharma, MD, FACP, FASNMeridian, ID 836421730123779
  31. Arnold Silva, MD, PHDMeridian, ID 836421497790646
  32. Brian Snow, D.O.Nampa, ID 836871558680587
  33. Jon Wagnild, MDBoise, ID 837061164459541
  34. Liang Wu, MDMeridian, ID 836421073776258

Source: CMS NPPES, primary taxonomy 207RN0300X: records by practice city and the list of records, file of Aug 9, 2026.

Idaho ranks 50 of 51 per resident

  1. Vermont2.3
  2. Montana2.3
  3. Alaska1.9
  4. Idaho1.7
  5. Wyoming1.7
  6. 50 states and D.C.4.0

Source: CMS NPPES, primary taxonomy 207RN0300X by practice state, file of Aug 9, 2026; records per 100,000 residents, 2023 Census estimates.

88.2% of these records appear in a Medicare file, against 85.8% 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. Idaho88.2%
  2. United States85.8%

Nephrology Physician records in Idaho, measured

  • In a Medicare file30 of 34 · 88.2% here, 85.8% nationally
  • In the CMS Doctors and Clinicians file27 · 79.4% here, 76.0% nationally
  • Not updated in five years or more15 · 44.1% here, 54.9% nationally
  • Median graduation year2002 · the 27 records with a school on file

Source: CMS NPPES, file of Aug 9, 2026 (primary taxonomy 207RN0300X); CMS Medicare Part D Prescribers 2024, MIPS 2023, Open Payments 2024 and Doctors and Clinicians, matched by NPI.

What the count covers

34 NPPES records list nephrology physician (207RN0300X) as their primary taxonomy with a practice address in Idaho: 1.7 per 100,000 residents against 4 nationally (50 states and D.C.). Meridian has 9 of them (26%).

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 Hampshire37
  2. North Dakota28
  3. Montana26
  4. South Dakota26

States with a similar rate per 100,000

  1. Wyoming1.7
  2. Alaska1.9
  3. Vermont2.3
  4. Kansas2.4

The largest states

  1. California1,468
  2. Texas1,159
  3. New York1,049
  4. Florida840
  5. Pennsylvania651

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.