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

Dr. Christopher Thomas Holbrook, MD

Individual provider Hospitalist Physician · NPI 1831486281

Dr. Christopher Thomas Holbrook, MD is a Hospitalist in Chicago, Illinois. Graduated from University of Illinois College of Med (CHI/PEOR/ROCK/Chm-Urb) in 2007, 19 years ago. Practices with Prime Healthcare Illinois Medical Group LLC, a 281-clinician group and accepts Medicare assignment. Licensed in Illinois.

Years since qualifying
19
Trained at
University of Illinois College of Med (CHI/PEOR/ROCK/Chm-Urb)
Licensed in
IL
In the registry since
2011
Specialties on file
2
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

676 N Saint Clair St
Chicago, IL 60611-2927
Phone: (312) 503-8481
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Hospitalist Physician (primary) Taxonomy 208M00000X · Licence 036141735 (IL)
Surgery Physician Taxonomy 208600000X · Licence 125054037 (IL)

Record details

NPI number1831486281
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedJuly 6, 2011
Last updated in NPPESApril 27, 2017

Medicare enrollment

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

Medicare specialtyHOSPITALIST
Also practisesINTERNAL MEDICINE
Medical schoolUNIVERSITY OF ILLINOIS COLLEGE OF MED (CHI/PEOR/ROCK/CHM-URB)
Graduated 2007 (19 years in practice)
Group practice Prime Healthcare Illinois Medical Group Llc — 281 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

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