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

Paul Russell Harper, DO

Individual provider Critical Care Medicine (Internal Medicine) Physician · NPI 1548919970

Paul Russell Harper, DO is a Critical Care Medicine (Internal Medicine) Physician in Chicago, Illinois. Practices as a sole proprietor. Licensed in Illinois.

Licensed in
IL
In the registry since
2022
Specialties on file
2
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

See every abbreviation used in this directory →

Practice location Address checks out

600 S Paulina St Ste 403
Chicago, IL 60612-3806
Phone: (312) 942-5495
Show map & directions

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

Specialties & licences

Pulmonary Disease Physician (primary) Taxonomy 207RP1001X · Licence 036.171287 (IL)
Critical Care Medicine (Internal Medicine) Physician Taxonomy 207RC0200X · Licence 036.171287 (IL)

Record details

NPI number1548919970
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorYes
NPI enumeratedMarch 22, 2022
Last updated in NPPESApril 30, 2025
Certification dateApril 30, 2025

Other providers in Chicago