NPPES file of Aug 9, 2026

Clinical Social Worker in Iowa

2,170 NPPES records list clinical social worker with a practice address in Iowa, 68 per 100,000 residents, the 38th highest rate of 51. Des Moines and Cedar Rapids have the most; each record links to the provider's NPI and the Iowa license search. Page 29 of 44.

CMS NPPES registry, file of Aug 9, 2026; 2023 Census estimates · NUCC 1041C0700X · method

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

Des Moines has the most, 434

  1. Des Moines434
  2. Cedar Rapids206
  3. Iowa City171
  4. West Des Moines114
  5. Davenport105

Clinical Social Worker records in Iowa

  1. Tonya Niehaus, LMSWCedar Rapids, IA 524031619747409
  2. Kimberlee Niemeier, LBSW, CADCSioux City, IA 511011407218597
  3. Jeanetta Nieuwsma, LISWPella, IA 502191235440454
  4. Angela Nilles, LISWLe Mars, IA 510311104303155
  5. Charlotte Nissen, LISWSpencer, IA 513011932159340
  6. Kelly Nissen, LISWCoralville, IA 522411952548497
  7. Joseph NixonDes Moines, IA 503121811336845
  8. Ty Noard, LMSWWest Des Moines, IA 502651336881432
  9. Jerry Noble, LISWWest Des Moines, IA 502651689642753
  10. Gregory Nooney, MSWSioux City, IA 511061285694869
  11. Robert Norman, MSW LCSWDavenport, IA 528011538275540
  12. Kadee NorrisClinton, IA 527321154039261
  13. Stacey Norton-Modrell, LISWSioux City, IA 511041780645275
  14. Rebecca Nosbusch, MSW, LICSWEstherville, IA 513341235760125
  15. Katherine Nucaro, LISWDes Moines, IA 503091487201158
  16. Nichole Nuehring, LMSW, APSWWest Union, IA 521751467322164
  17. Laura Nydam, LMSWClive, IA 503251851732481
  18. Quinn O'Brian, LCSWDavenport, IA 528011588411730
  19. Baylee O'BrienDes Moines, IA 503211053780775
  20. Jennifer O'Hare-Marker, LISWDavenport, IA 528071013905892
  21. Zachary O'Hollearn, LMSWWest Des Moines, IA 502661205676905
  22. Ann O'Klock, LCSWDavenport, IA 528071588657316
  23. Dawn O'Regan, MSW, LISWCedar Falls, IA 506131255397865
  24. Jennifer O'TooleDes Moines, IA 503091891099685
  25. Anne Oakes, LISWDavenport, IA 528041629119193
  26. Calista Oberhelman, LMSWDes Moines, IA 503091669678926
  27. Janice Obriant, LISWDes Moines, IA 503101255361374
  28. Caroline Oestreich, LISWWest Des Moines, IA 502651740618461
  29. Brianna Oetken, LMSWOrange City, IA 510411003531955
  30. Mary Oetter, MSWAtlantic, IA 500221720117815
  31. Gary Ogren, MSW,LISWOskaloosa, IA 525771629084611
  32. Melissa Ohden, L.I.S.W.Orange City, IA 510411538495007
  33. Kayleigh Ohnemus, LMSWDes Moines, IA 503121194419812
  34. Lori Ohrt, LISWFort Dodge, IA 505011104885375
  35. Chidi Ojinnaka, LISWManchester, IA 520571780647198
  36. Lauren Oldag, LISWIndependence, IA 506441710432786
  37. Jaime Oler-Harrop, LMSWDubuque, IA 520011679371827
  38. Danelle Oliver, LMSWCouncil Bluffs, IA 515031669257416
  39. Sarah Oliver, MSW, LISWIowa City, IA 522461619934585
  40. Brenda Olmsted, LISWCedar Rapids, IA 524021992856132
  41. Aspen Olsen, LMSWBelmond, IA 504211609472562
  42. Holly Olsen, LISWDes Moines, IA 503101154123404
  43. Ashley OlsonDes Moines, IA 503091477863405
  44. Erin Olson, LISWSioux Center, IA 512501124738802
  45. Kirsten Olson, LISWFort Dodge, IA 505011780956094
  46. Leah Olson, LMSWLamoni, IA 501401740521491
  47. Jennifer Oman, LISWDes Moines, IA 503211689751042
  48. Annika Omelia, LISWDavenport, IA 528031861767022
  49. Elaine Oneal, LISWAmes, IA 500141972538866
  50. Christa Orfitelli, LISW, OTR/LBettendorf, IA 527221407998180

Source: CMS NPPES, primary taxonomy 1041C0700X: records by practice city and the list of records, file of Aug 9, 2026.

Iowa ranks 38 of 51 per resident

  1. Louisiana69
  2. Arkansas69
  3. Nevada68
  4. Iowa68
  5. South Dakota61
  6. Pennsylvania60
  7. 50 states and D.C.93

Source: CMS NPPES, primary taxonomy 1041C0700X by practice state, file of Aug 9, 2026; records per 100,000 residents, 2023 Census estimates.

17.1% of these records appear in a Medicare file, against 11.7% 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. Iowa17.1%
  2. United States11.7%

Clinical Social Worker records in Iowa, measured

  • In a Medicare file370 of 2,170 · 17.1% here, 11.7% nationally
  • In the CMS Doctors and Clinicians file528 · 24.3% here, 19.1% nationally
  • Not updated in five years or more1,055 · 48.6% here, 52.9% nationally
  • Median graduation year2011 · the 528 records with a school on file

Source: CMS NPPES, file of Aug 9, 2026 (primary taxonomy 1041C0700X); CMS Medicare Part D Prescribers 2024, MIPS 2023, Open Payments 2024 and Doctors and Clinicians, matched by NPI.

What the count covers

2,170 NPPES records list clinical social worker (1041C0700X) as their primary taxonomy with a practice address in Iowa: 68 per 100,000 residents against 93 nationally (50 states and D.C.). Des Moines has 434 of them (20%).

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. Nevada2,164
  2. Arkansas2,103
  3. South Carolina2,046
  4. Oklahoma1,995

States with a similar rate per 100,000

  1. Louisiana69.5
  2. Wisconsin70.1
  3. North Dakota72.2
  4. South Dakota61.5

The largest states

  1. California36,261
  2. New York29,293
  3. Massachusetts17,815
  4. Michigan17,644
  5. North Carolina15,561

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.