Quick answers
- Does Mara K. Waaraniemi accept Medicare assignment?
- Yes. Medicare's clinician data says Mara K. Waaraniemi 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 Mara K. Waaraniemi see?
- In 2024, CMS data shows 114 Original Medicare patients and 230 services for Mara K. Waaraniemi. This counts Original Medicare only and measures volume, not quality.
- What is Mara K. Waaraniemi's NPI number?
- 1467128470. 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 Mara K. Waaraniemi, 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 | 114 |
|---|---|
| Services billed to Medicare | 230 |
| Different services or procedures | 13 |
| Participating Medicare provider | Yes |
| Average age of these patients | 75 |
Most frequent services
- Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)70 services
- Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes (99233)60 services
- Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes (99231)31 services
- Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes (99223)27 services
- Hospital discharge day management, more than 30 minutes (99239)23 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 cholesterol73%
- Chronic kidney disease55%
- Arthritis54%
- Depression49%
- Heart failure49%
Hospitals where Mara K. Waaraniemi works
Medicare's Facility Affiliation Data lists Mara K. Waaraniemi 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.
- Maple Grove HospitalMaple Grove, MN · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 240214
- North Memorial Health HospitalRobbinsdale, MN · Acute Care Hospital · Medicare rating: 1 of 5 stars · Emergency services: listed by Medicare · CCN 240001
Practice locations
Addresses where Mara K. Waaraniemi is enrolled with Medicare (CMS data updated October 2, 2026).
- 1216 2nd St SWRochester, MN 55902 (507) 255‑5123
- 200 1st St SWRochester, MN 55905
- 3300 Oakdale Ave NRobbinsdale, MN 55422
- 9855 Hospital DrMaple Grove, MN 55369
- 9875 Hospital DrMaple Grove, MN 55369
Group practices
Medicare enrollment lists Mara K. Waaraniemi as a member of these groups (CMS data updated October 2, 2026).
- Mayo Clinic4,956 clinicians in the group
- North Memorial Health Care504 clinicians in the group
Specialties
- Physician Assistantprimary
Other physician assistants in Rochester
Clinicians with the same Medicare primary specialty in Rochester, MN — not a recommendation.
Other clinicians in Mayo Clinic
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Graduation year | 2021 |
|---|---|
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1467128470 |
| 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