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

John Joseph Farrell, MD

Individual provider Infectious Disease Physician · NPI 1043284649

John Joseph Farrell, MD is a Pathology in Peoria, Illinois. Graduated from Clvlnd Clinic Lerner College of Med of Case Wstn Rsv University in 1995, 31 years ago. Practices with The Board of Trustees of the University of Illinois, a 1,142-clinician group and accepts Medicare assignment. Licensed in Illinois.

Years since qualifying
31
Trained at
Clvlnd Clinic Lerner College of Med of Case Wstn Rsv University
Licensed in
IL
In the registry since
2006
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 Partly verified

Some contact details are missing from the federal record.

Department Of Internal Medicine 530 NE Glen Oak Dr
Peoria, IL 61637-0001
Phone: (309) 655-7734
Show map & directions

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

Specialties & licences

Infectious Disease Physician (primary) Taxonomy 207RI0200X · Licence 036111223 (IL)

Record details

NPI number1043284649
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedFebruary 13, 2006
Last updated in NPPESAugust 5, 2011
Mailing address723 Ne Glen Oak Ave, Peoria, IL 61603-3252

Medicare enrollment

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

Medicare specialtyPATHOLOGY
Also practisesINTERNAL MEDICINE
Medical schoolCLVLND CLINIC LERNER COLLEGE OF MED OF CASE WSTN RSV UNIVERSITY
Graduated 1995 (31 years in practice)
Group practice The Board Of Trustees Of The University Of Illinois — 1142 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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