NPPES file of Aug 9, 2026

Katie Anne Halbmaier, DNP

Family Nurse Practitioner · Iowa City, IA

Katie Anne Halbmaier, DNP is a family nurse practitioner with a practice address in Iowa City, Iowa, and NPI 1669958922, issued on Jul 19, 2018. Check the license (Iowa A136020, 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 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1669958922
Name
Katie Anne Halbmaier
Credential
DNP
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
A136020 IA
Self-reported in NPPES; status is on the state search
Practice location
200 Hawkins Dr, Iowa City, IA 52242
Phone
(319) 356-7374
Enumerated
Jul 19, 2018
Record last updated
Nov 2, 2018 (not updated in 8 years: call before relying on the address or phone)
Fax
(319) 353-6343
Medicare enrollment
Enrolled (PECOS I20181117000481); accepts Medicare assignment
Telehealth
Offers telehealth (CMS)
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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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 Katie Anne Halbmaier 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 A136020
    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

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2.9 times the Medicare Part D claims of the average family nurse practitioner in 2024

3,843 Medicare Part D claims for 419 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D.

  1. Katie Halbmaier3,843
  2. Specialty average1,305

Most prescribed

  1. Jardiance398 claims
  2. Metoprolol Succinate309 claims
  3. Spironolactone249 claims
  4. Entresto236 claims
  5. Furosemide216 claims
  6. Losartan Potassium215 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Industry payments in 2024: $32.80

1 payment: food and beverage; the largest payer was Abbott Laboratories. The 99,489 providers of this specialty with any payment received $650.95 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Katie Halbmaier$32.80
  2. Specialty average$650.95

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

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).

Katie Anne Halbmaier among 1,971 family nurse practitioner records in Iowa

Katie Anne Halbmaier, DNP is one of 1,971 family nurse practitioner records with a practice address in Iowa. 84% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2018, is newer than 47% of them.

  • NPI issued2018 · 47% of these records are older, 46% newer
  • In a Medicare fileYes · 84% of these records are
  • In the CMS Doctors and Clinicians fileYes · 71% of these records are
  • Graduated2018 · median 2018 among the 1,398 with a school on file
  • Record last updated2018 · 43% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363LF0000X and a Iowa practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

138 family nurse practitioner records list a practice address in Iowa City

They are 138 of the 7,163 NPPES records with a practice address in Iowa City, and 1,971 family nurse practitioner records in Iowa.

The 8 family nurse practitioner records with the nearest ZIP codes

  1. Bethany BryantIowa City, IA 522421992980098
  2. Teresa Coker, APRN, BCIowa City, IA 522421376736058
  3. Megan Davis-De Geus, ARNPIowa City, IA 522421093043580
  4. Cynthia Deschenes, ARNPIowa City, IA 522421306079900
  5. Heidi Flamming, NPIowa City, IA 522421225107030
  6. Aimee Foster, A.R.N.P.Iowa City, IA 522421720279086
  7. Emily Griffin, FNP-CIowa City, IA 522421952566390
  8. Margaret Guither, ARNPIowa City, IA 522421881747897

Common questions

What is Katie Anne Halbmaier, DNP's NPI number?

Katie Anne Halbmaier, DNP's National Provider Identifier (NPI) is 1669958922, issued on Jul 19, 2018. An NPI identifies a provider in billing; it is not a license.

Where is Katie Anne Halbmaier, DNP located?

The NPPES record lists a practice address at 200 Hawkins Dr, Iowa City, IA, 52242. Phone: (319) 356-7374. Providers update this record themselves, so call before visiting.

How can I verify Katie Anne Halbmaier, DNP's license?

NPPES lists Iowa license number A136020, as entered by the provider. Search the Iowa board that licenses this profession; the NPPES record confirms identity only.

How much does Katie Anne Halbmaier, DNP prescribe under Medicare Part D?

In 2024, Katie Anne Halbmaier, DNP had 3,843 Medicare Part D claims for 419 beneficiaries; the average among family nurse practitioner prescribers was 1,305. Part D covers Medicare prescriptions 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.

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.