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

Sarah Zallek

Individual provider Neurology Physician · NPI 1467543942

Sarah Zallek is a Sleep Medicine in Peoria, Illinois. Graduated from Rush Medical College of Rush University in 1992, 34 years ago. Practices with Osf Multi-Specialty Group, a 2,128-clinician group and accepts Medicare assignment. Licensed in Illinois.

Years since qualifying
34
Trained at
Rush Medical College of Rush University
Licensed in
IL
In the registry since
2006

Practice location Address checks out

100 NE Randolph Ave
Peoria, IL 61606-1919
Phone: (309) 624-8500
Fax: (309) 655-8552
Show map & directions

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

Specialties & licences

Neurology Physician (primary) Taxonomy 2084N0400X · Licence 036-097849 (IL)

Record details

NPI number1467543942
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorNo
NPI enumeratedSeptember 27, 2006
Last updated in NPPESJuly 8, 2007

Medicare enrollment

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

Medicare specialtySLEEP MEDICINE
Also practisesNEUROLOGY
Medical schoolRUSH MEDICAL COLLEGE OF RUSH UNIVERSITY
Graduated 1992 (34 years in practice)
Group practice Osf Multi-Specialty Group — 2128 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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