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

Dr. Kenneth Edward Langen, MD

Individual provider Pediatric Anesthesiology Physician · NPI 1043437304

Dr. Kenneth Edward Langen, MD is an Anesthesiology in Bozeman, Montana. Graduated from Loyola University of Chicago, Stritch School of Medicine in 2002, 24 years ago. Practices with Reid Physician Associates Inc, a 423-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Illinois and Montana.

Years since qualifying
24
Trained at
Loyola University of Chicago, Stritch School of Medicine
Licensed in
IL, MT
In the registry since
2007
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

915 Highland Blvd
Bozeman, MT 59715-6902
Phone: (406) 414-5000
Show map & directions

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

Additional practice locations (1)

  • 801 S Washington St, Naperville, IL 60540-7430 — (630) 355-0450

Specialties & licences

Pediatric Anesthesiology Physician (primary) Taxonomy 207LP3000X · Licence MED-PHYS-LIC-92033 (MT)
Pediatric Anesthesiology Physician Taxonomy 207LP3000X · Licence 036-111989 (IL)

Record details

NPI number1043437304
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 19, 2007
Last updated in NPPESFebruary 21, 2026
Certification dateFebruary 21, 2026

Medicare enrollment

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

Medicare specialtyANESTHESIOLOGY
Medical schoolLOYOLA UNIVERSITY OF CHICAGO, STRITCH SCHOOL OF MEDICINE
Graduated 2002 (24 years in practice)
Group practice Reid Physician Associates Inc — 423 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare