Quick answers
- Does Christine Ostendorf accept Medicare assignment?
- Yes. Medicare's clinician data says Christine Ostendorf accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- How many Medicare patients does Christine Ostendorf see?
- In 2024, CMS data shows 20 Original Medicare patients and 51 services for Christine Ostendorf. This counts Original Medicare only and measures volume, not quality.
- What is Christine Ostendorf's NPI number?
- 1023492022. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Medicare activity in 2024
Official CMS public-use data for Christine Ostendorf, data year 2024 (released May 21, 2026). It covers Original Medicare (fee-for-service) patients only, not Medicare Advantage or other insurance. It shows volume, not quality or outcomes. CMS hides any count of 10 or fewer patients.
| Original Medicare patients | 20 |
|---|---|
| Services billed to Medicare | 51 |
| Different services or procedures | 7 |
| Participating Medicare provider | Yes |
| Average age of these patients | 84 |
Most frequent services
- Advance care planning, first 30 minutes (99497)16 services
- Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes (99223)13 services
Chronic conditions among these patients
Share of this clinician’s Original Medicare patients with each condition, as published by CMS (it describes the patients, not the care given).
- High blood pressure75%
- High cholesterol75%
- Alzheimer's disease or dementia70%
- Ischemic heart disease65%
- Chronic kidney disease55%
- Atrial fibrillation55%
Hospitals where Christine Ostendorf works
Medicare's Facility Affiliation Data lists Christine Ostendorf at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- Abbott Northwestern HospitalMinneapolis, MN · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 240057
- Allina United HospitalSaint Paul, MN · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 240038
- Mercy HospitalCoon Rapids, MN · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 240115
- St Francis Regional Medical CenterShakopee, MN · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 240104
Practice locations
Addresses where Christine Ostendorf is enrolled with Medicare (CMS data updated October 2, 2026).
- 333 Smith Ave NSaint Paul, MN 55102 (651) 241‑8000
- 800 E 28th StMinneapolis, MN 55407 (612) 262‑8425
Group practices
Medicare enrollment lists Christine Ostendorf as a member of this group (CMS data updated October 2, 2026).
- Allina Health System3,842 clinicians in the group
Specialties
- Nurse Practitionerprimary
Other nurse practitioners in Saint Paul
Clinicians with the same Medicare primary specialty in Saint Paul, MN — not a recommendation.
Other clinicians in Allina Health System
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | NP |
|---|---|
| School | University Of Wisconsin School Of Medicine |
| Graduation year | 2015 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1023492022 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- Medicare Physician & Other Practitioners - by Provider — CMS, data year 2024, released May 21, 2026; Medicare Physician & Other Practitioners - by Provider and Service
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians