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

Individual provider Physician Assistant · NPI 1043968001

William Christian Ahrenholz, PA is a Physician Assistant in Chicago, Illinois. Qualified in 2022, 4 years ago. Practices with Lawndale Christian Health Center, a 123-clinician group and accepts Medicare assignment. Licensed in Illinois.

Years since qualifying
4
Licensed in
IL
In the registry since
2022
What do these letters mean?
PA — Physician Assistant
A licensed clinician who examines, diagnoses and treats under a physician's supervision.

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Practice location Address checks out

676 N Saint Clair St Ste 2100
Chicago, IL 60611-2993
Phone: (312) 695-1800
Fax: (312) 695-4741
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Physician Assistant (primary) Taxonomy 363A00000X · Licence 085009068 (IL)

Record details

NPI number1043968001
Entity typeIndividual (Type 1)
GenderMale
Credentials PA
Sole proprietorYes
NPI enumeratedMarch 17, 2022
Last updated in NPPESJuly 10, 2026
Certification dateJuly 10, 2026

Medicare enrollment

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

Medicare specialtyPHYSICIAN ASSISTANT
Medical schoolOTHER
Graduated 2022 (4 years in practice)
Group practice Lawndale Christian Health Center — 123 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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