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

James C. Larsen, MD

Individual provider Family Medicine Physician · NPI 1760528855

James C. Larsen, MD is an Emergency Medicine in Sundance, Wyoming. Graduated from Creighton University School of Medicine in 1983, 43 years ago. Practices with Crook County Medical Services District, a 14-clinician group and accepts Medicare assignment. Licensed in Wyoming.

Years since qualifying
43
Trained at
Creighton University School of Medicine
Licensed in
WY
In the registry since
2007
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

713 Oak St
Sundance, WY 82729-0517
Phone: (307) 283-3501
Fax: (307) 283-2255
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 4487A (WY)

Record details

NPI number1760528855
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJanuary 29, 2007
Last updated in NPPESAugust 9, 2018
Mailing addressPo Box 517, Sundance, WY 82729-0517

Medicare enrollment

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

Medicare specialtyEMERGENCY MEDICINE
Medical schoolCREIGHTON UNIVERSITY SCHOOL OF MEDICINE
Graduated 1983 (43 years in practice)
Group practice Crook County Medical Services District — 14 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations3 on file with Medicare

Other providers in Sundance