Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Dr. Benjamin Gruber, MD, PHD, FACS

Individual provider Otolaryngology Physician · NPI 1134197957

Dr. Benjamin Gruber, MD, PHD, FACS is an Otolaryngology in Chicago, Illinois. Graduated from University of Chicago, Pritzker School of Medicine in 1982, 44 years ago. Practices with Advocate Health and Hospitals Corporation, a 3,079-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Illinois.

Years since qualifying
44
Trained at
University of Chicago, Pritzker School of Medicine
Licensed in
IL
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.
FACS — Fellow of the American College of Surgeons
A surgeon admitted as a fellow of the ACS.

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Practice location Address checks out

2535 S King Dr
Chicago, IL 60616-4746
Phone: (312) 842-7117
Fax: (312) 326-2102
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 2525 S Michigan Ave, Chicago, IL 60616-2477 — (312) 567-2002

Specialties & licences

Otolaryngology Physician (primary) Taxonomy 207Y00000X · Licence 036-067590 (IL)

Record details

NPI number1134197957
Entity typeIndividual (Type 1)
GenderMale
Credentials MD , PHD , FACS
Sole proprietorNo
NPI enumeratedMarch 9, 2006
Last updated in NPPESJuly 9, 2025
Certification dateJuly 9, 2025

Medicare enrollment

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

Medicare specialtyOTOLARYNGOLOGY
Medical schoolUNIVERSITY OF CHICAGO, PRITZKER SCHOOL OF MEDICINE
Graduated 1982 (44 years in practice)
Group practice Advocate Health And Hospitals Corporation — 3079 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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