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

Jeffrey Reid Trimark, MD

Individual provider Internal Medicine Physician · NPI 1295781680

Jeffrey Reid Trimark, MD is an Internal Medicine in Glenview, Illinois. Graduated from University of Chicago, Pritzker School of Medicine in 1992, 34 years ago. Practices with Endeavor Health Medical Group, a 3,348-clinician group, accepts Medicare assignment and offers telehealth. Licensed in Illinois and Wisconsin.

Years since qualifying
34
Trained at
University of Chicago, Pritzker School of Medicine
Licensed in
IL, WI
In the registry since
2006
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

2050 Pfingsten Rd Ste 2000
Glenview, IL 60026-1324
Phone: (847) 503-2222
Fax: (847) 503-2228
Show map & directions

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

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 036157173 (IL)
Internal Medicine Physician Taxonomy 207R00000X · Licence 34584 (WI)

Record details

NPI number1295781680
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 26, 2006
Last updated in NPPESJuly 29, 2021
Certification dateJuly 29, 2021

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolUNIVERSITY OF CHICAGO, PRITZKER SCHOOL OF MEDICINE
Graduated 1992 (34 years in practice)
Group practice Endeavor Health Medical Group — 3348 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations2 on file with Medicare

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