NPPES file of Aug 9, 2026

Katie Hagerstrom, MSN, APNP, AGPC-BC

Geriatric Medicine (Internal Medicine) Physician · Kaukauna, WI

Katie Hagerstrom, MSN, APNP, AGPC-BC is a geriatric medicine (internal medicine) physician with a practice address in Kaukauna, Wisconsin, and NPI 1972994093, issued on Feb 11, 2015. Check the license (Wisconsin 16206-33, as entered in NPPES) on the Wisconsin Medical Examining Board; 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
1972994093
Name
Katie Hagerstrom
Credential
MSN, APNP, AGPC-BC
Primary taxonomy
Geriatric Medicine (Internal Medicine) Physician 207RG0300X
License number
16206-33 WI
Self-reported in NPPES; status is on the state search
Practice location
1746 Paul Dr, Kaukauna, WI 54130
Phone
(920) 422-7402
Enumerated
Feb 11, 2015
Record last updated
Jan 13, 2026
Fax
(920) 543-5288
Medicare enrollment
Enrolled (PECOS I20250224000369); 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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8 nearest geriatric medicine (internal medicine) physician records → All 110 in Wisconsin → Look up another NPI →

Also registered at 1746 Paul Dr

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

  1. Hadassa Abramov, NPPsychiatric/Mental Health Nurse Practitioner1639092422

Verify Katie Hagerstrom in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWisconsin Medical Examining Board
    Search for license 16206-33    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 Wisconsin 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. Sequoia Integrative Medical Services LLCGreen Bay, WI

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

Katie Hagerstrom among 110 geriatric medicine (internal medicine) physician records in Wisconsin

Katie Hagerstrom, MSN, APNP, AGPC-BC is one of 110 geriatric medicine (internal medicine) physician records with a practice address in Wisconsin. 76% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2015, is newer than 77% of them.

  • NPI issued2015 · 77% of these records are older, 20% newer
  • In a Medicare fileYes · 76% of these records are
  • In the CMS Doctors and Clinicians fileYes · 50% of these records are
  • Graduated2024 · median 2006 among the 55 with a school on file
  • Record last updated2026 · 47% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RG0300X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Geriatric Medicine (Internal Medicine) Physician providers in Wisconsin

There are 110 geriatric medicine (internal medicine) physician records in Wisconsin.

All 110 in Wisconsin → Every provider in Kaukauna → Geriatric Medicine (Internal Medicine) Physician nationwide →

The 8 geriatric medicine (internal medicine) physician records with the nearest ZIP codes

  1. Elwyn Mantei, MDMarinette, WI 541431568459998
  2. Robert Wampler, MDDe Pere, WI 541151184659724
  3. Fred Walbrun, MDGreen Bay, WI 543031306848700
  4. Thomas Flygt, MDBaraboo, WI 539131669437158
  5. Aanuoluwa Abiola, M.DMarshfield, WI 544491598117574
  6. Scott Erickson, MDMarshfield, WI 544491770683427
  7. Frank Guzowski, MDMarshfield, WI 544491871693523
  8. Robert Phillips, MDMarshfield, WI 544491518060615

Common questions

What is Katie Hagerstrom, MSN, APNP, AGPC-BC's NPI number?

Katie Hagerstrom, MSN, APNP, AGPC-BC's National Provider Identifier (NPI) is 1972994093, issued on Feb 11, 2015. An NPI identifies a provider in billing; it is not a license.

Where is Katie Hagerstrom, MSN, APNP, AGPC-BC located?

The NPPES record lists a practice address at 1746 Paul Dr, Kaukauna, WI, 54130. Phone: (920) 422-7402. Providers update this record themselves, so call before visiting.

How can I verify Katie Hagerstrom, MSN, APNP, AGPC-BC's license?

NPPES lists Wisconsin license number 16206-33, as entered by the provider. Search the Wisconsin Medical Examining Board at https://dsps.wi.gov/Pages/BoardsCouncils/MEB/Default.aspx. 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. 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.