IndividualActive
John Warren, MD
NPI 1104848563 · Clinical Pathology/Laboratory Medicine Physician · Chicago, IL
Provider details
- NPI number
- 1104848563
- Entity type
- Individual
- Primary specialty
- Clinical Pathology/Laboratory Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
Practice location
680 N Lake Shore Dr
Suite 1000
Chicago, IL 60611-4546
Phone: (312) 695-9797
Mailing address
680 N Lake Shore Dr
Chicago, IL 60611-4546
Registry dates
- Enumerated
- 2006-07-24
- Last updated
- 2007-07-08
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.