Quick answers
- Where does Mariah Hilby see patients?
- Medicare's clinician data lists 6 practice locations, including New Berlin, WI, Brookfield, WI and Mukwonago, WI. Call before your visit to confirm the address.
- What is Mariah Hilby's specialty?
- Medicare lists Physician Assistant as the primary specialty.
- Does Mariah Hilby accept Medicare assignment?
- Yes. Medicare's clinician data says Mariah Hilby 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 Mariah Hilby?
- (262) 928-4500, as listed in official Medicare / NPI Registry data.
- What is Mariah Hilby's NPI number?
- 1578715819. 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 Mariah Hilby is enrolled with Medicare (CMS data updated 2026-10-02). The first 5 of 6; the Medicare profile lists all.
- 13900 W National AveNew Berlin, WI 53151 (262) 928‑4500
- 13900 W National Ave, Suite 200New Berlin, WI 53151 (262) 928‑8400
- 195 Discovery DrBrookfield, WI 53045
- 240 Maple AveMukwonago, WI 53149 (262) 928‑1900
- N14W24100 Riverwood DrWaukesha, WI 53188
Group practices
Medicare enrollment lists Mariah Hilby as a member of this group (CMS data updated 2026-10-02).
- Prohealth Medical Group Inc479 clinicians in the group
Specialties
- Physician Assistantprimary
Other physician assistants in New Berlin
Clinicians with the same Medicare primary specialty in New Berlin, WI — not a recommendation.
Clinician information
| Credential | PA |
|---|---|
| Medical school | Midwestern University, Chicago College Of Osteopathic Med |
| Graduation year | 2008 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1578715819 |
| 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