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

Dr. Gage James Buness, DO

Individual provider Family Medicine Physician · NPI 1881449635

Dr. Gage James Buness, DO is a Family Medicine Physician in O Fallon, Illinois. Practices as a sole proprietor. Licensed in Illinois.

Licensed in
IL
In the registry since
2024
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

1 Saint Elizabeth Blvd
O Fallon, IL 62269-1099
Phone: (618) 233-7880
Show map & directions

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

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence 125.086678 (IL)

Record details

NPI number1881449635
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorYes
NPI enumeratedApril 23, 2024
Last updated in NPPESMarch 23, 2026
Certification dateMarch 23, 2026
Mailing address3504 E Claremont Ave, Paradise Valley, AZ 85253-3749

Other providers in O Fallon