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

Dr. John Leuthner, MD

Individual provider Physical Medicine & Rehabilitation Physician · NPI 1851737779

Dr. John Leuthner, MD is a Physical Medicine and Rehabilitation in Fox Lake, Illinois. Graduated from Loyola University of Chicago, Stritch School of Medicine in 2013, 13 years ago. Works from 4 locations and accepts Medicare assignment. Licensed in Illinois and Indiana.

Years since qualifying
13
Trained at
Loyola University of Chicago, Stritch School of Medicine
Licensed in
IL, IN
In the registry since
2013
Specialties on file
3
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

256 E Grand Ave
Fox Lake, IL 60020-1684
Phone: (847) 370-6712
Show map & directions

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

Additional practice locations (3)

  • 815 E Irving Park Rd, Streamwood, IL 60107-3073 — (877) 749-7428
  • 2200 Randallia Dr, Fort Wayne, IN 46805-4638 — (260) 373-4538
  • 7901 Broadway, Elmhurst, NY 11373-1329 — (718) 334-4000

Specialties & licences

Physical Medicine & Rehabilitation Physician (primary) Taxonomy 208100000X · Licence 036150646 (IL)
Physical Medicine & Rehabilitation Physician Taxonomy 208100000X · Licence 01078547 (IN)
Student in an Organized Health Care Education/Training Program Taxonomy 390200000X

Record details

NPI number1851737779
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 18, 2013
Last updated in NPPESAugust 23, 2024
Certification dateAugust 23, 2024
Mailing address6615 Grand Ave # 1037, Gurnee, IL 60031-4591

Medicare enrollment

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

Medicare specialtyPHYSICAL MEDICINE AND REHABILITATION
Medical schoolLOYOLA UNIVERSITY OF CHICAGO, STRITCH SCHOOL OF MEDICINE
Graduated 2013 (13 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare