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

Gregory T. Brebach, MD

Individual provider Orthopaedic Surgery Physician · NPI 1598751034

Gregory T. Brebach, MD is an Orthopedic Surgery in Barrington, Illinois. Graduated from Rush Medical College of Rush University in 1997, 29 years ago. Practices with Illinois Bone and Joint Institute, LLC, a 606-clinician group and accepts Medicare assignment. Licensed in Illinois.

Years since qualifying
29
Trained at
Rush Medical College of Rush University
Licensed in
IL
In the registry since
2005
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

27401 W Highway 22 Ste 125
Barrington, IL 60010-5934
Phone: (847) 381-0388
Fax: (847) 381-0811
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Orthopaedic Surgery Physician (primary) Taxonomy 207X00000X · Licence 036108476 (IL)

Record details

NPI number1598751034
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedSeptember 20, 2005
Last updated in NPPESDecember 21, 2021
Certification dateDecember 21, 2021
Mailing address900 Rand Rd Ste 300, Des Plaines, IL 60016-2359

Medicare enrollment

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

Medicare specialtyORTHOPEDIC SURGERY
Medical schoolRUSH MEDICAL COLLEGE OF RUSH UNIVERSITY
Graduated 1997 (29 years in practice)
Group practice Illinois Bone And Joint Institute, Llc — 606 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations11 on file with Medicare

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