Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Jeffrey A Willis, PA

Individual provider Physician Assistant · NPI 1558388520

Jeffrey A Willis, PA is a Physician Assistant in Mequon, Wisconsin. Qualified in 2004, 22 years ago. Practices with Milwaukee Radiologists Ltd, a 16-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Wisconsin.

Years since qualifying
22
Licensed in
WI
In the registry since
2006
What do these letters mean?
PA — Physician Assistant
A licensed clinician who examines, diagnoses and treats under a physician's supervision.

See every abbreviation used in this directory →

Practice location Address checks out

10945 N Port Washington Rd Ste 201
Mequon, WI 53092-5078
Phone: (262) 292-3151
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 707 S University Ave, Beaver Dam, WI 53916-3027 — (920) 887-7181

Specialties & licences

Physician Assistant (primary) Taxonomy 363A00000X · Licence 1730 (WI)

Record details

NPI number1558388520
Entity typeIndividual (Type 1)
GenderMale
Credentials PA
Sole proprietorNo
NPI enumeratedJuly 16, 2006
Last updated in NPPESDecember 10, 2025
Certification dateDecember 10, 2025
Mailing address10945 N Port Washington Rd Ste 201, Mequon, WI 53092-5078

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyPHYSICIAN ASSISTANT
Medical schoolOTHER
Graduated 2004 (22 years in practice)
Group practice Milwaukee Radiologists Ltd — 16 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations4 on file with Medicare

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