Photo: Charla Willis, MD

Charla Willis, MD

Internal Medicine

Dr. Charla Willis, MD, an internal medicine specialist at Catalyst Medical Group in Lewiston, Idaho, offers top-notch care. With extensive expertise in diagnosing, treating, and preventing complex illnesses, Dr. Willis prioritizes each patient’s well-being. Having earned a Bachelor of Science degree with honors in botany from Andrews University in 1987, she later earned her Doctor of Medicine degree from Loma Linda University School of Medicine. She then completed her residency in internal medicine at Yale New Haven Hospital in 1994.

Dr. Willis values patient advocacy, ensuring each individual feels valued and heard. Schedule a consultation with Dr. Willis and the team at Catalyst Medical Group to experience personalized healthcare and support.


  • Andrews University, Berrien Springs, MI

Medical Degree

  • Loma Linda University School of Medicine, Loma Linda, CA


  • Yale New Haven Hospital, New Haven, CT

Board Certification

  • American Board of Internal Medicine

Logo: American Board of Internal Medicine

Professional Associations

  • Idaho Medical Association
  • North Idaho District Medical Society
  • “Dr. Willis is an excellent doctor and is concerned with my well-being.”

    – Charles S.

    Patient Rating:

Patient Reviews


  • 2315 8th Street
    Lewiston, ID 83501
    United States

    Phone: (208) 746-1383
    Toll-Free: (800) 735-2426
    Fax: (833) 941-3874
    Medical Records: (208) 746-1383, ext. 6411
    Billing: (208) 746-1383, ext. 6625