Quick answers
- Where does Peter J. Parthum see patients?
- Medicare's clinician data lists 2 practice locations, including Hales Corners, WI and Waukesha, WI. Call before your visit to confirm the address.
- What is Peter J. Parthum's specialty?
- Medicare lists Family Practice as the primary specialty, and also Preventive Medicine.
- Does Peter J. Parthum accept Medicare assignment?
- Yes. Medicare's clinician data says Peter J. Parthum 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 Peter J. Parthum?
- (414) 427-7787, as listed in official Medicare / NPI Registry data.
- What is Peter J. Parthum's NPI number?
- 1518930288. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Practice locations
Addresses where Peter J. Parthum is enrolled with Medicare (CMS data updated 2026-10-02).
- 10691 W Parnell AveHales Corners, WI 53130 (414) 427‑7787
- 222 Park PlWaukesha, WI 53186 (651) 631‑6570
Group practices
Medicare enrollment lists Peter J. Parthum as a member of this group (CMS data updated 2026-10-02).
- Presbyterian Homes of Wisconsin Inc35 clinicians in the group
Specialties
- Family Practiceprimary
- Preventive Medicinealso
Other family doctors in Wisconsin
Clinicians with the same Medicare primary specialty in Wisconsin — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Medical College Of Wisconsin |
| Graduation year | 1976 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1518930288 |
| 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 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