Campbell County Memorial Hospital
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Internal Medicine

Main Clinic, 501 S. Burma Ave.
Across from the CCSD Bus Barn
Gillette, WY 82716

Hours of Operation
Monday-Thursday, 8 am-5 pm
Friday, 9 am-noon
Saturday-Sunday, Closed

Holiday Closures
Memorial Day
Labor Day
Thanksgiving Day and the day after
Christmas Day
New Year's Day

Landi Halloran, MD

Timothy Horn, MD

Kim Handley, RD

Download Patient Forms

Access your online medical record.
Registration begins at the Clinic.

Internal Medicine provides adult medical care for patients with chronic medical conditions, treatment of day-to-day concerns and preventative checkups. Diabetes educators are on hand to help patients with diabetes maintain a healthy lifestyle.

Providing care and treatment for:

  • Congestive Heart Failure and other heart conditions
  • COPD
  • Diabetes
  • Gastrointestinal Disease
  • Kidney Disease
  • Liver disease
  • Thyroid Concerns
  • Wellness Exams
  • Women's Health

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Website Survey

In 2016, Campbell County Health (CCH) is redesigning its website,, to help the organization provide the best quality care to our patients and residents. To begin this effort, we are asking the public to answer a six-question survey on what items they would like to have on our website. The survey should take no more than five minutes to complete and will closed at noon on Friday, January 29.