Amanda Hartzell Middendorf, APNP
NPI 1558027052 · Gerontology Nurse Practitioner · Caledonia, MN
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Amanda Hartzell Middendorf, APNP is a Gerontology Nurse Practitioner provider in Caledonia, MN (NPI 1558027052).
Provider details
- NPI number
- 1558027052
- Entity type
- Individual
- Primary specialty
- Gerontology Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- APNP
- Sex
- Female
- Sole proprietor
- No
- License
- 11435 (WI)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
4 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)28% of score
757 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Subsequent Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 30 Minutes99309 | 192 | $86 |
| Telephone Medical Discussion With Physician, 5-10 Minutes99441 | 165 | $28 |
| Subsequent Nursing Facility Care With Straightforward Level of Medical Decision Making, Per Day, If Using Time, 20 Minutes Or More99308 | 124 | $59 |
| Telephone Medical Discussion With Physician, 11-20 Minutes99442 | 78 | $52 |
| Initial Nursing Facility Care With Moderate Level of Medical Decision Making, Per Day, If Using Time, at Least 35 Minutes99305 | 39 | $107 |
| Telephone Medical Discussion With Physician, 21-30 Minutes99443 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 16 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Oxycodone Hcl | 48 | 16 |
| Gabapentin | 36 | 12 |
| Buspirone Hcl | 27 | 14 |
| Tramadol Hcl | 25 | 11 |
| Trazodone Hcl | 24 | 14 |
| Insulin Glargine,hum.rec.anlogbrand: Lantus Solostar | 18 | — |
| Baclofen | 17 | — |
Practice location
Mailing address
Registry dates
- Enumerated
- 2021-11-10
- Last updated
- 2026-02-02
- Certified
- 2026-02-02
Frequently asked questions
- What is Amanda Hartzell Middendorf's NPI number?
- Amanda Hartzell Middendorf's National Provider Identifier (NPI) is 1558027052, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Amanda Hartzell Middendorf's specialty?
- Amanda Hartzell Middendorf is listed in the NPPES registry with a primary specialty of Gerontology Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Amanda Hartzell Middendorf located?
- Amanda Hartzell Middendorf's practice location on file with NPPES is 405 S Highway 44 76, Caledonia, MN 55921-1861.
- What is Amanda Hartzell Middendorf's phone number?
- The practice phone number listed in the NPPES registry for Amanda Hartzell Middendorf is (608) 668-9118.
- Does Amanda Hartzell Middendorf accept Medicare?
- Amanda Hartzell Middendorf is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Amanda Hartzell Middendorf's NPI active?
- Yes — Amanda Hartzell Middendorf's NPI (1558027052) is active in the NPPES registry as of the last update on 2026-02-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.