Quick answers
- Which hospitals does John D. Anczak work at?
- Medicare's official clinician data lists John D. Anczak at 3 hospitals: M Health Fairview St John's Hospital, M Health Fairview University of MN Medical Center and Mayo Clinic Health System Eau Claire Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does John D. Anczak see patients?
- Medicare's clinician data lists 7 practice locations, including Eau Claire, WI, Saint Paul, MN and Woodbury, MN. Call before your visit to confirm the address.
- What is John D. Anczak's specialty?
- Medicare lists Physician Assistant as the primary specialty.
- Does John D. Anczak accept Medicare assignment?
- Yes. Medicare's clinician data says John D. Anczak accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- What is the phone number for John D. Anczak?
- (715) 838-3806, as listed in official Medicare / NPI Registry data.
- What is John D. Anczak's NPI number?
- 1881793206. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where John D. Anczak works
Medicare's Facility Affiliation Data lists John D. Anczak at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- M Health Fairview St John's HospitalMaplewood, MN · Acute Care Hospital · CCN 240210
- M Health Fairview University of MN Medical CenterMinneapolis, MN · Acute Care Hospital · CCN 240080
- Mayo Clinic Health System Eau Claire HospitalEau Claire, WI · Acute Care Hospital · CCN 520070
Practice locations
Addresses where John D. Anczak is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 7; the Medicare profile lists all.
- 1221 Whipple StEau Claire, WI 54703 (715) 838‑3806
- 1700 University Ave WSaint Paul, MN 55104
- 1875 Woodwinds DrWoodbury, MN 55125
- 1925 Woodwinds DrWoodbury, MN 55125
- 2945 Hazelwood St, Suite 100Maplewood, MN 55109 (651) 232‑7800
Group practices
Medicare enrollment lists John D. Anczak as a member of these groups (CMS data updated 2026-10-02).
- Mayo Clinic Health System-Northwest Wisconsin Region Inc802 clinicians in the group
- Fairview Clinics782 clinicians in the group
- HealthEast Medical Research Institute649 clinicians in the group
Specialties
- Physician Assistantprimary
Other physician assistants in Eau Claire
Clinicians with the same Medicare primary specialty in Eau Claire, WI — not a recommendation.
Clinician information
| Credential | PA |
|---|---|
| Graduation year | 2000 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1881793206 |
| 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 2026-10-02, retrieved 2026-10-29
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- 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