NPPES file of Aug 9, 2026

Amanda Mae Hartzell Middendorf, APNP

Gerontology Nurse Practitioner · Caledonia, MN

Amanda Mae Hartzell Middendorf, APNP is a gerontology nurse practitioner with a practice address in Caledonia, Minnesota, and NPI 1558027052, issued on Nov 10, 2021. Check the license with the Minnesota 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
1558027052
Name
Amanda Mae Hartzell Middendorf
Credential
APNP
Primary taxonomy
Gerontology Nurse Practitioner 363LG0600X
License number
11435 WI
Self-reported in NPPES; status is on the state search
Practice location
405 S Highway 44 76, Caledonia, MN 55921
Phone
(608) 668-9118
Enumerated
Nov 10, 2021
Record last updated
Feb 2, 2026
Fax
(608) 305-8746
Medicare enrollment
Enrolled (PECOS I20211203000738); 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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Verify Amanda Mae Hartzell Middendorf in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich Minnesota 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
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55% fewer Medicare Part D claims than the average gerontology nurse practitioner in 2024

621 Medicare Part D claims for 109 beneficiaries, against an average of 1,369 among the 6,165 providers of this specialty who prescribed in Part D. 100 claims were for opioids.

  1. Amanda Hartzell Middendorf621
  2. Specialty average1,369

Most prescribed

  1. Oxycodone Hcl48 claims
  2. Gabapentin36 claims
  3. Buspirone Hcl27 claims
  4. Tramadol Hcl25 claims
  5. Trazodone Hcl24 claims
  6. Lantus Solostar18 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.

Amanda Mae Hartzell Middendorf among 363 gerontology nurse practitioner records in Minnesota

Amanda Mae Hartzell Middendorf, APNP is one of 363 gerontology nurse practitioner records with a practice address in Minnesota. 71% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2021, is newer than 77% of them.

  • NPI issued2021 · 77% of these records are older, 19% newer
  • In a Medicare fileYes · 71% of these records are
  • In the CMS Doctors and Clinicians fileYes · 58% of these records are
  • Graduated2021 · median 2018 among the 209 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 363LG0600X and a Minnesota practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

1 gerontology nurse practitioner record lists a practice address in Caledonia

They are 1 of the 22 NPPES records with a practice address in Caledonia, and 363 gerontology nurse practitioner records in Minnesota.

The 8 gerontology nurse practitioner records with the nearest ZIP codes

  1. Jordan Anderson, DNP, APRN, CNPRochester, MN 559041881301109
  2. Alicia Minnis, RN, AGNP-CRochester, MN 559021972121952
  3. Nina Malm, APRN, CNPRochester, MN 559011336562172
  4. Jackie Stevens, RN, CNPZumbro Falls, MN 559911801807235
  5. Marie Steffl, CNPMankato, MN 560011427484781
  6. Veronica Carson, GNP-BGHermantown, MN 558111366751059
  7. Carin ElingDuluth, MN 558051346297959
  8. Linda Koskiniemi, APRN, CNPDuluth, MN 558051689235244

Common questions

What is Amanda Mae Hartzell Middendorf, APNP's NPI number?

Amanda Mae Hartzell Middendorf, APNP's National Provider Identifier (NPI) is 1558027052, issued on Nov 10, 2021. An NPI identifies a provider in billing; it is not a license.

Where is Amanda Mae Hartzell Middendorf, APNP located?

The NPPES record lists a practice address at 405 S Highway 44 76, Caledonia, MN, 55921. Phone: (608) 668-9118. Providers update this record themselves, so call before visiting.

How can I verify Amanda Mae Hartzell Middendorf, APNP's license?

Search the Minnesota board that licenses this profession; the NPPES record confirms identity only.

How much does Amanda Mae Hartzell Middendorf, APNP prescribe under Medicare Part D?

In 2024, Amanda Mae Hartzell Middendorf, APNP had 621 Medicare Part D claims for 109 beneficiaries; the average among gerontology nurse practitioner prescribers was 1,369. 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.