NPPES file of Aug 9, 2026

Katie Knapp

Physician Assistant · Dubuque, IA

Katie Knapp is a physician assistant with a practice address in Dubuque, Iowa, and NPI 1639478357, issued on Mar 21, 2011. Check the license 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
1639478357
Name
Katie Knapp
Primary taxonomy
Physician Assistant 363A00000X
License number
7742528-1206 UT
Self-reported in NPPES; status is on the state search
Practice location
535 Cedar Cross RD, Dubuque, IA 52003
Phone
(563) 239-9039
Enumerated
Mar 21, 2011
Record last updated
Sep 20, 2023
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 535 Cedar Cross RD

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

  1. Justin HunnPhysician Assistant1962164624
  2. Katelynn Knipper, PACPhysician Assistant1700452117
  3. Taylor Schaul, AUDAudiologist1891433926

Verify Katie Knapp in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Iowa board licenses this professionCheck 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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Industry payments in 2024: $20.04

1 payment: food and beverage; the largest payer was Galderma Laboratories, L.P. The 64,719 providers of this specialty with any payment received $841.65 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Katie Knapp$20.04
  2. Specialty average$841.65

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

Katie Knapp among 1,525 physician assistant records in Iowa

Katie Knapp is one of 1,525 physician assistant 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 2011, is newer than 37% of them.

  • NPI issued2011 · 37% of these records are older, 60% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileNo · 69% of these records are
  • Record last updated2023 · 41% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 363A00000X and a Iowa practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

55 physician assistant records list a practice address in Dubuque

They are 55 of the 1,468 NPPES records with a practice address in Dubuque, and 1,525 physician assistant records in Iowa.

The 8 physician assistant records with the nearest ZIP codes

  1. Justin HunnDubuque, IA 520031962164624
  2. Kalli Kallman, PA-CDubuque, IA 520031518618081
  3. Katelynn Knipper, PACDubuque, IA 520031700452117
  4. Gabrielle MuellerDubuque, IA 520031689455396
  5. Rylee Sigwarth, PA-CDubuque, IA 520031841945888
  6. Jeffrey Ashline, PA-CDubuque, IA 520021447342910
  7. Chelsea Berry, PA-CDubuque, IA 520021679105449
  8. George Casey, P.A.Dubuque, IA 520021508816141

Common questions

What is Katie Knapp's NPI number?

Katie Knapp's National Provider Identifier (NPI) is 1639478357, issued on Mar 21, 2011. An NPI identifies a provider in billing; it is not a license.

Where is Katie Knapp located?

The NPPES record lists a practice address at 535 Cedar Cross RD, Dubuque, IA, 52003. Phone: (563) 239-9039. Providers update this record themselves, so call before visiting.

How can I verify Katie Knapp's license?

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.

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.