Quick answers
- Does Donald W. Preussler accept Medicare assignment?
- Yes. Medicare's clinician data says Donald W. Preussler 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 W. Preussler see?
- In 2024, CMS data shows 24 Original Medicare patients and 136 services for Donald W. Preussler. This counts Original Medicare only and measures volume, not quality.
- What is Donald W. Preussler's NPI number?
- 1215955810. 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 W. Preussler, 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 | 24 |
|---|---|
| Services billed to Medicare | 136 |
| Different services or procedures | 4 |
| Participating Medicare provider | Yes |
| Average age of these patients | 68 |
Most frequent services
- Psychiatric diagnostic evaluation (90791)14 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%
- Anxiety71%
- Depression67%
- Arthritis46%
Practice locations
Addresses where Donald W. Preussler is enrolled with Medicare (CMS data updated October 2, 2026).
- 1100 Hwy 71 S, Suite 101Hot Springs, SD 57747 (605) 745‑8050
- 1245 Washington AveDetroit Lakes, MN 56501 (218) 846‑2000
- 1412 Main StHawley, MN 56549 (218) 483‑3564
Group practices
Medicare enrollment lists Donald W. Preussler as a member of these groups (CMS data updated October 2, 2026).
- Sanford Medical Center Fargo1,225 clinicians in the group
- Monument Health Network Inc160 clinicians in the group
Specialties
- Clinical Psychologistprimary
Find other clinicians: Clinical Psychologist, South Dakota →
Other clinical psychologists in South Dakota
Clinicians with the same Medicare primary specialty in South Dakota — not a recommendation.
Other clinicians in Sanford Medical Center Fargo
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | CP |
|---|---|
| Graduation year | 1989 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1215955810 |
| 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
- 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