Quick answers
- Does Donald S. Hart accept Medicare assignment?
- Yes. Medicare's clinician data says Donald S. Hart 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 Donald S. Hart see?
- In 2024, CMS data shows 13 Original Medicare patients and 14 services for Donald S. Hart. This counts Original Medicare only and measures volume, not quality.
- What is Donald S. Hart's NPI number?
- 1609854900. 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 Donald S. Hart, 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 | 13 |
|---|---|
| Services billed to Medicare | 14 |
| Different services or procedures | 7 |
| Participating Medicare provider | Yes |
| Average age of these patients | 74 |
Hospitals where Donald S. Hart works
Medicare's Facility Affiliation Data lists Donald S. Hart 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.
- Black River Memorial HospitalBlack River Falls, WI · Critical Access Hospital · Emergency services: listed by Medicare · CCN 521333
- Peninsula Medical CenterBurlingame, CA · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 050007
Practice locations
Addresses where Donald S. Hart is enrolled with Medicare (CMS data updated October 2, 2026).
- 1525 W 5th StStorm Lake, IA 50588 (712) 732‑4030
- 711 W Adams StBlack River Falls, WI 54615 (715) 284‑5361
- N3708 River AveNeillsville, WI 54456 (715) 743‑3101
Group practices
Medicare enrollment lists Donald S. Hart as a member of these groups (CMS data updated October 2, 2026).
- Black River Health Inc60 clinicians in the group
- Memorial Hospital Inc41 clinicians in the group
- Buena Vista Regional Medical Center26 clinicians in the group
Specialties
Find other clinicians: Certified Registered Nurse Anesthetist (CRNA), Iowa →
Other nurse anesthetists in Storm Lake
Clinicians with the same Medicare primary specialty in Storm Lake, IA — not a recommendation.
Other clinicians in Black River Health Inc
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | CNA |
|---|---|
| Graduation year | 2005 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1609854900 |
| 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