NPPES file of Aug 9, 2026

Katelin Judith Hartmann, FNP-C

Family Nurse Practitioner · Webster City, IA

Katelin Judith Hartmann, FNP-C is a family nurse practitioner with a practice address in Webster City, Iowa, and NPI 1023523412, issued on Dec 6, 2017. Check the license (Iowa A136840, 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
1023523412
Name
Katelin Judith Hartmann
Credential
FNP-C
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
A136840 IA
Self-reported in NPPES; status is on the state search
Practice location
903 Willson Ave, Webster City, IA 50595
Phone
(515) 524-6060
Enumerated
Dec 6, 2017
Record last updated
Oct 5, 2022
Fax
(515) 524-6061
Medicare enrollment
Enrolled (PECOS I20180810002440); 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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Also registered at 903 Willson Ave

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

  1. Donald Woodhouse, M.D.Family Medicine Physician1669455473

Verify Katelin Judith Hartmann 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 A136840
    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
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81% fewer Medicare Part D claims than the average family nurse practitioner in 2024

254 Medicare Part D claims for 87 beneficiaries, against an average of 1,305 among the 140,557 providers of this specialty who prescribed in Part D. Brand-name drugs were 12% of claims.

  1. Katelin Hartmann254
  2. Specialty average1,305

Most prescribed

  1. Ketoconazole48 claims
  2. Clobetasol Propionate21 claims
  3. Betamethasone Dipropionate20 claims
  4. Mometasone Furoate19 claims
  5. Dupixent Pen16 claims
  6. Triamcinolone Acetonide16 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: $220.04

12 payments; by number, the most common kind was food and beverage; the largest payer was Lilly USA, LLC. 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. Katelin Hartmann$220.04
  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.

Katelin Judith Hartmann among 1,971 family nurse practitioner records in Iowa

Katelin Judith Hartmann, FNP-C 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 2017, is newer than 42% of them.

  • NPI issued2017 · 42% of these records are older, 53% newer
  • In a Medicare fileYes · 84% of these records are
  • In the CMS Doctors and Clinicians fileYes · 71% of these records are
  • Graduated2017 · median 2018 among the 1,398 with a school on file
  • Record last updated2022 · 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).

7 family nurse practitioner records list a practice address in Webster City

They are 7 of the 106 NPPES records with a practice address in Webster City, and 1,971 family nurse practitioner records in Iowa.

The 8 family nurse practitioner records with the nearest ZIP codes

  1. Anna Lee CollinsWebster City, IA 505951679291959
  2. Jessica KruckenbergWebster City, IA 505951194349258
  3. Jennifer Lynn, ARNPWebster City, IA 505951891102802
  4. Jennie Nuehring, ARNPWebster City, IA 505951598979163
  5. Vanessa Paquette, ARNPWebster City, IA 505951588552053
  6. Kayla Tafolla, ARNPWebster City, IA 505951568054831
  7. Kari Bollinger, AGPCNPSwea City, IA 505901295512283
  8. Tiffany Gramblin, ARNPAckley, IA 506011760849343

Common questions

What is Katelin Judith Hartmann, FNP-C's NPI number?

Katelin Judith Hartmann, FNP-C's National Provider Identifier (NPI) is 1023523412, issued on Dec 6, 2017. An NPI identifies a provider in billing; it is not a license.

Where is Katelin Judith Hartmann, FNP-C located?

The NPPES record lists a practice address at 903 Willson Ave, Webster City, IA, 50595. Phone: (515) 524-6060. Providers update this record themselves, so call before visiting.

How can I verify Katelin Judith Hartmann, FNP-C's license?

NPPES lists Iowa license number A136840, as entered by the provider. Search the Iowa board that licenses this profession; the NPPES record confirms identity only.

How much does Katelin Judith Hartmann, FNP-C prescribe under Medicare Part D?

In 2024, Katelin Judith Hartmann, FNP-C had 254 Medicare Part D claims for 87 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.