Quick answers
- Does Tomasz R. Okon accept Medicare assignment?
- Yes. Medicare's clinician data says Tomasz R. Okon 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 Tomasz R. Okon see?
- In 2024, CMS data shows 53 Original Medicare patients and 159 services for Tomasz R. Okon. This counts Original Medicare only and measures volume, not quality.
- What is Tomasz R. Okon's NPI number?
- 1497867667. 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 Tomasz R. Okon, 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 | 53 |
|---|---|
| Services billed to Medicare | 159 |
| Different services or procedures | 9 |
| Participating Medicare provider | Yes |
| Average age of these patients | 76 |
Most frequent services
- Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes (99233)66 services
- Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes (99223)28 services
- Prolonged hospital inpatient or observation care evaluation and management service(s) beyond the total time for the primary service (when the primary service has been selected using time on the date of the primary service); each additional 15 minutes by th (G0316)26 services
- Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes (99232)20 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 cholesterol74%
- Chronic kidney disease60%
- Heart failure60%
- Ischemic heart disease45%
- Depression43%
Hospitals where Tomasz R. Okon works
Medicare's Facility Affiliation Data lists Tomasz R. Okon 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.
- Mayo Clinic Health System Eau Claire HospitalEau Claire, WI · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 520070
- Mayo Clinic Health System-Franciscan Medical Center IncLa Crosse, WI · Acute Care Hospital · Medicare rating: 5 of 5 stars · Emergency services: listed by Medicare · CCN 520004
Practice locations
Addresses where Tomasz R. Okon is enrolled with Medicare (CMS data updated October 2, 2026).
- 1221 Whipple StEau Claire, WI 54703 (715) 838‑3806
- 1222 E Woodland AveBarron, WI 54812 (715) 537‑3166
- 733 W Clairemont AveEau Claire, WI 54701 (715) 838‑5222
- 800 W Ave SLa Crosse, WI 54601 (608) 785‑0940
Group practices
Medicare enrollment lists Tomasz R. Okon as a member of these groups (CMS data updated October 2, 2026).
- Mayo Clinic Health System-Northwest Wisconsin Region Inc802 clinicians in the group
- Mayo Clinic Health System-Southwest Wisconsin Region Inc534 clinicians in the group
Specialties
- Hospice/Palliative Careprimary
- Internal Medicinealso
Other palliative care doctors in Eau Claire
Clinicians with the same Medicare primary specialty in Eau Claire, WI — not a recommendation.
Other clinicians in Mayo Clinic Health System-Northwest Wisconsin Region Inc
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of Toledo College Of Medicine |
| Graduation year | 1997 (29 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1497867667 |
| 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