NPPES file of Aug 9, 2026

Katherine Elizabeth Stallman

Nurse Practitioner · Iowa City, IA

Katherine Elizabeth Stallman is a nurse practitioner with a practice address in Iowa City, Iowa, and NPI 1508658394, issued on May 19, 2025. Check the license (Iowa H186799, as entered in NPPES) with the Iowa board that licenses this profession; the Medicare figures below come from public CMS files.

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

NPPES recordNPPES file of Aug 9, 2026
1508658394
Name
Katherine Elizabeth Stallman
Primary taxonomy
Nurse Practitioner 363L00000X
License number
H186799 IA
Self-reported in NPPES; status is on the state search
Practice location
200 Hawkins Dr, Iowa City, IA 52242
Phone
(319) 356-7102
Enumerated
May 19, 2025
Record last updated
Oct 7, 2025
Fax
(319) 356-3891
Medicare enrollment
Enrolled (PECOS I20251015004491); accepts Medicare assignment
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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8 nearest nurse practitioner records → All 1,294 in Iowa → Look up another NPI →

Also registered at 200 Hawkins Dr

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

  1. Helena Aaberg, MDAnesthesiology Physician1689301558
  2. Abdullah Abbasi, MDGastroenterology Physician1932944204
  3. Mary Jo Abbott, RPHPharmacist1841325875
  4. Francois Abboud, MDCardiovascular Disease Physician1598753113
  5. Abdalla Abdalla, MBBCHAnatomic Pathology & Clinical Pathology Physician1518859826
  6. Sameh AbdallaAnatomic Pathology & Clinical Pathology Physician1437902160

Verify Katherine Elizabeth Stallman in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Iowa board licenses this profession
    Search for license H186799    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
Find the Iowa license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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Bills Medicare through one group practice

  1. State University OF IowaIowa City, IA

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Katherine Elizabeth Stallman among 1,294 nurse practitioner records in Iowa

Katherine Elizabeth Stallman is one of 1,294 nurse practitioner records with a practice address in Iowa. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2025, is newer than 94% of them.

  • NPI issued2025 · 94% of these records are older, 2% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileYes · 68% of these records are
  • Graduated2025 · median 2018 among the 873 with a school on file
  • Record last updated2025 · 46% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363L00000X and a Iowa practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

199 nurse practitioner records list a practice address in Iowa City

They are 199 of the 7,163 NPPES records with a practice address in Iowa City, and 1,294 nurse practitioner records in Iowa.

All 1,294 in Iowa → Every provider in Iowa City → Nurse Practitioner nationwide →

The 8 nurse practitioner records with the nearest ZIP codes

  1. David Barloon, ARNPIowa City, IA 522421881689552
  2. Katherine Bjornsen, ARNPIowa City, IA 522421851386791
  3. Joni Bosch, PHD ARNPIowa City, IA 522421700871647
  4. Kathryn Breitbach, ARNPIowa City, IA 522421841285772
  5. Kristen Brown, ARNPIowa City, IA 522421518952720
  6. Jo Crowe, ARNPIowa City, IA 522421982699658
  7. Elizabeth Dowd, ARNPIowa City, IA 522421710972591
  8. Kathleen Fenoy, ARNPIowa City, IA 522421063405181

Common questions

What is Katherine Elizabeth Stallman's NPI number?

Katherine Elizabeth Stallman's National Provider Identifier (NPI) is 1508658394, issued on May 19, 2025. An NPI identifies a provider in billing; it is not a license.

Where is Katherine Elizabeth Stallman located?

The NPPES record lists a practice address at 200 Hawkins Dr, Iowa City, IA, 52242. Phone: (319) 356-7102. Providers update this record themselves, so call before visiting.

How can I verify Katherine Elizabeth Stallman's license?

NPPES lists Iowa license number H186799, as entered by the provider. Search the Iowa board that licenses this profession; the NPPES record confirms identity only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

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

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.