NPPES file of Aug 9, 2026

Judith K. Johnston, ARNP

Family Medicine Physician · Cherokee, IA

Judith K. Johnston, ARNP is a family medicine physician with a practice address in Cherokee, Iowa, and NPI 1952414914, issued on Aug 16, 2006. Check the license (Iowa AO42119, as entered in NPPES) on the Iowa Board of Medicine; the federal record below is the public data PlainDoctor holds for this provider.

Record from CMS NPPES, file of Aug 9, 2026 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1952414914
Name
Judith K. Johnston
Credential
ARNP
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
AO42119 IA
Self-reported in NPPES; status is on the state search
Practice location
300 Sioux Valley Dr, Cherokee, IA 51012
Phone
(712) 225-6441
Enumerated
Aug 16, 2006
Record last updated
Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
Fax
(712) 225-3333
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 300 Sioux Valley Dr

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Lauren BareStudent in an Organized Health Care Education/Training Program1306770326
  2. Charles BarryCertified Registered Nurse Anesthetist1689949356
  3. Mackenzie Connor, PTAPhysical Therapy Assistant1447934898
  4. Edwin Cook, D.O.Diagnostic Radiology Physician1053388975
  5. Benjamin Cox, C.R.N.A.Certified Registered Nurse Anesthetist1659347532
  6. Jamie Crum, FNP-BC, CDCESFamily Nurse Practitioner1851150494

Verify Judith K. Johnston in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersIowa Board of Medicine
    Search for license AO42119
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Iowa license search

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6 family medicine physician records list a practice address in Cherokee

They are 6 of the 102 NPPES records with a practice address in Cherokee, and 2,336 family medicine physician records in Iowa. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

Other family medicine physician records in Iowa

  1. Jennifer Aanestad, M.D.Durant, IA1386649341
  2. Amjad Abdelhady, MDSioux City, IA1033966700
  3. Afsana Abdullah, D.O.Bettendorf, IA1760583066
  4. Raja Ali Abdullah, MDCedar Falls, IA1356101000
  5. Laura Abels, DOAnkeny, IA1427313527
  6. Matthew AbendrothDes Moines, IA1972918894
  7. Mabra Abernathy, M.D.Coralville, IA1316922545
  8. Jennifer Abler, D.O.Altoona, IA1528159068
  9. Michael Abouassaly, M.D.West Burlington, IA1184790909
  10. Safa Abukhalil, M.B.B.SWest Des Moines, IA1982084463

Common questions

What is Judith K. Johnston, ARNP's NPI number?

Judith K. Johnston, ARNP's National Provider Identifier (NPI) is 1952414914, issued on Aug 16, 2006. An NPI identifies a provider in billing; it is not a license.

Where is Judith K. Johnston, ARNP located?

The NPPES record lists a practice address at 300 Sioux Valley Dr, Cherokee, IA, 51012. Phone: (712) 225-6441. Providers update this record themselves, so call before visiting.

How can I verify Judith K. Johnston, ARNP's license?

NPPES lists Iowa license number AO42119, as entered by the provider. Search the Iowa Board of Medicine at https://dial.iowa.gov/about-dial/boards-and-commissions/medicine. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it 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.