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

Lillie Cook

Individual provider Physician Assistant · NPI 1205583085

Lillie Cook is a Physician Assistant in Chicago, Illinois. Qualified in 2021, 5 years ago. Practices with Illinois Gastroenterology Group LLC, a 116-clinician group, works from 2 locations, accepts Medicare assignment and offers telehealth. Licensed in Illinois.

Years since qualifying
5
Licensed in
IL
In the registry since
2022
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Practice location Address checks out

331 W Surf St Ste 912
Chicago, IL 60657-7227
Phone: (847) 491-9020
Fax: (847) 491-0182
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 800 Austin St, Evanston, IL 60202-3439 — (847) 491-9020

Specialties & licences

Physician Assistant (primary) Taxonomy 363A00000X · Licence 085009578 (IL)

Record details

NPI number1205583085
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorYes
NPI enumeratedMarch 2, 2022
Last updated in NPPESNovember 20, 2025
Certification dateNovember 20, 2025

Medicare enrollment

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

Medicare specialtyPHYSICIAN ASSISTANT
Medical schoolOTHER
Graduated 2021 (5 years in practice)
Group practice Illinois Gastroenterology Group Llc — 116 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations4 on file with Medicare

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