Quick answers
- Does Michael A. Umland accept Medicare assignment?
- Yes. Medicare's clinician data says Michael A. Umland 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 Michael A. Umland see?
- In 2024, CMS data shows 728 Original Medicare patients and 3,965 services for Michael A. Umland. This counts Original Medicare only and measures volume, not quality.
- What is Michael A. Umland's NPI number?
- 1518920578. 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 Michael A. Umland, 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 | 728 |
|---|---|
| Services billed to Medicare | 3,965 |
| Different services or procedures | 80 |
| Participating Medicare provider | Yes |
| Average age of these patients | 73 |
Most frequent services
- Insertion of needle into vein for collection of blood sample (36415)921 services
- Blood test, comprehensive group of blood chemicals (80053)418 services
- Complete blood cell count (red cells, white blood cell, platelets), automated test (85027)239 services
- Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more (99214)239 services
- Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit (G0439)232 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 cholesterol75%
- High blood pressure74%
- Arthritis40%
- Diabetes32%
- Anxiety29%
- Chronic kidney disease27%
Hospitals where Michael A. Umland works
Medicare's Facility Affiliation Data lists Michael A. Umland 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.
- Aspirus Medford Hospital & Clinics, IncMedford, WI · Critical Access Hospital · Emergency services: listed by Medicare · CCN 521324
- Aspirus Rhinelander HospitalRhinelander, WI · Acute Care Hospital · Medicare rating: 3 of 5 stars · Emergency services: listed by Medicare · CCN 520019
- Aspirus Stevens Point Hospital & Clinics, Inc.Stevens Point, WI · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 520002
- Aspirus Wausau HospitalWausau, WI · Acute Care Hospital · Medicare rating: 4 of 5 stars · Emergency services: listed by Medicare · CCN 520030
- Langlade HospitalAntigo, WI · Critical Access Hospital · Emergency services: listed by Medicare · CCN 521350
Practice locations
Addresses where Michael A. Umland is enrolled with Medicare (CMS data updated October 2, 2026).
- 700 Clark StLodi, WI 53555 (608) 592‑3241
- 902 N 3rd StWausau, WI 54403 (715) 841‑9830
Group practices
Medicare enrollment lists Michael A. Umland as a member of these groups (CMS data updated October 2, 2026).
- Aspirus Medical Group, Inc.268 clinicians in the group
- Oak Medical SC123 clinicians in the group
Specialties
- Family Practiceprimary
- Emergency Medicinealso
Other family doctors in Lodi
Clinicians with the same Medicare primary specialty in Lodi, WI — not a recommendation.
Other clinicians in Aspirus Medical Group, Inc.
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Graduation year | 2005 (21 years since medical school) |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1518920578 |
| 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