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

Charles Muller, MD

Individual provider Internal Medicine Physician · NPI 1699156133

Charles Muller, MD is a Gastroenterology in Chicago, Illinois. Graduated from University of Chicago, Pritzker School of Medicine in 2015, 11 years ago. Practices with Northwestern Medical Faculty Foundation, a 4,394-clinician group, works from 2 locations, accepts Medicare assignment and offers telehealth. Licensed in Illinois.

Years since qualifying
11
Trained at
University of Chicago, Pritzker School of Medicine
Licensed in
IL
In the registry since
2015
Specialties on file
3
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

259 E Erie St Ste 1600
Chicago, IL 60611-3111
Phone: (312) 695-5620
Fax: (126) 952-7293
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

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

Additional practice locations (1)

  • 5841 S Maryland Ave, Chicago, IL 60637-1447 — (773) 702-6840

Specialties & licences

Gastroenterology Physician (primary) Taxonomy 207RG0100X · Licence 036145246 (IL)
Internal Medicine Physician Taxonomy 207R00000X · Licence 125067234 (IL)
Internal Medicine Physician Taxonomy 207R00000X · Licence 036.145246 (IL)

Record details

NPI number1699156133
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 10, 2015
Last updated in NPPESSeptember 27, 2021
Certification dateSeptember 27, 2021

Medicare enrollment

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

Medicare specialtyGASTROENTEROLOGY
Also practisesINTERNAL MEDICINE
Medical schoolUNIVERSITY OF CHICAGO, PRITZKER SCHOOL OF MEDICINE
Graduated 2015 (11 years in practice)
Group practice Northwestern Medical Faculty Foundation — 4394 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services

Other providers in Chicago