Registry data as of Aug 27, 2026

Katie Annen, N.P.

Family Nurse Practitioner · Buffalo, MN

Katie Annen, N.P. is a family nurse practitioner with a practice address in Buffalo, Minnesota, and NPI 1720330632, issued on Oct 3, 2012. Check the license (Minnesota R1703966, as entered in NPPES) with the Minnesota board that licenses this profession; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1720330632
Name
Katie Annen
Credential
N.P.
Primary taxonomy
Family Nurse Practitioner 363LF0000X
License number
R1703966 MN
Self-reported in NPPES; status is on the state search
Practice location
303 Catlin St, Buffalo, MN 55313
Phone
(612) 669-0365
Enumerated
Oct 3, 2012
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 303 Catlin St

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

  1. Nicholas Abram, M.D.Emergency Medicine Physician1437374303
  2. Leslie Akram, DOObstetrics & Gynecology Physician1316976061
  3. Jessica Anderson, D.O.Orthopaedic Surgery Physician1841518966
  4. Kayla Anderson, M.D.Internal Medicine Physician1962565333
  5. Mary Bartzen, OTROccupational Therapist1851512115
  6. Anita Bazan, SLPSpeech-Language Pathologist1639208465

Verify Katie Annen in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Minnesota board licenses this profession
    Search for license R1703966
    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 Minnesota 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.

93% fewer Medicare Part D claims than the average family nurse practitioner in 2024

96 Medicare Part D claims for 22 beneficiaries, against an average of 1,302 among the 128,048 providers of this specialty who prescribed in Part D.

  1. Katie Annen96
  2. Specialty average1,302

Most prescribed

  1. Levothyroxine Sodium15 claims
  2. Liothyronine Sodium12 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: $101.25

4 payments, mostly food and beverage; the largest payer was Abbvie Inc.. The 91,435 providers of this specialty with any payment received $675.31 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Katie Annen$101.25
  2. Specialty average$675.31

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

15 family nurse practitioner records list a Buffalo practice address

They are 15 of the 462 NPPES records with a Buffalo practice address, and 3,148 family nurse practitioner records in Minnesota.

Other family nurse practitioner records in Minnesota

  1. Christine Aas-Larson, RN, CNPDuluth, MN1124016563
  2. Joeanna Aasen, APRN, CNP, DNPMinneapolis, MN1154617256
  3. Joanie Aasen Gausman, CNPVadnais Heights, MN1306789060
  4. Rodney AbaryMinneapolis, MN1598959470
  5. Amal Abdalle, RN, FNPMinneapolis, MN1316476179
  6. Hamdi Abdi, ARNPMinneapolis, MN1306563739
  7. Nimo AbdiEden Prairie, MN1114477858
  8. Waris AbdiSaint Paul, MN1174234942
  9. Zahra Abdi, NPMinneapolis, MN1740026905
  10. Yasmin AbdilleMinneapolis, MN1629727557

Common questions

What is Katie Annen, N.P.'s NPI number?

Katie Annen, N.P.'s National Provider Identifier (NPI) is 1720330632, issued on Oct 3, 2012. An NPI identifies a provider in billing; it is not a license.

Where is Katie Annen, N.P. located?

The NPPES record lists a practice address at 303 Catlin St, Buffalo, MN, 55313. Phone: (612) 669-0365. Providers update this record themselves, so call before visiting.

How can I verify Katie Annen, N.P.'s license?

NPPES lists Minnesota license number R1703966, as entered by the provider. Search the Minnesota board that licenses this profession; the NPPES record confirms identity only.

How much does Katie Annen, N.P. prescribe under Medicare Part D?

In 2024, Katie Annen, N.P. had 96 Medicare Part D claims for 22 beneficiaries; the average among family nurse practitioner prescribers was 1,302. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.