Photo: Zachary Ripley, DO

Zachary Ripley, DO

Family Practice

Dr. Zach Ripley is an experienced board-certified family medicine physician practicing with Catalyst Medical Group at Valley Medical Center in Lewiston, Idaho. Dr. Ripley is committed to delivering exceptional preventive and innovative healthcare services to the Lewiston community and its neighboring areas.

Dr. Ripley's journey into the medical field began in 2004 when he pursued his Associate of Business Administration degree with a focus in accounting at Columbia Basin College in Pasco, Washington. Building on this foundation, he earned a Bachelor of Science degree in biological sciences from the University of Nevada. His passion for medicine led him to achieve a Doctor of Osteopathic Medicine degree from the Western University of Health Sciences College of Osteopathic Medicine of the Pacific Northwest in Lebanon, Oregon, in 2015.

During his medical training, Dr. Ripley completed a comprehensive OB/GYN residency at Mercy Health from 2015 to 2016. Following this, he further honed his skills during his residency and served as the chief resident of the family medicine program at Texoma Medical Center from 2017 to 2019.

Since 2019, Dr. Ripley has been a dedicated Valley Medical Center provider, joining Catalyst Medical Group due to its commitment to value-based programs. These initiatives are centered on enhancing the community's health and quality of care through innovative and preventive medical practices, all while reducing healthcare costs. Dr. Ripley's expertise and passion for both business and medicine make him a valuable asset to the healthcare landscape in Lewiston.


  • Columbia Basin College, Pasco, WA
  • University of Nevada, Las Vegas, NV

Medical Degree

  • Western University of Health Sciences, Lebanon, OR


  • Mercy Health, Muskegon, MI
  • Texoma Medical Center, Denison, TX

Board Certification

  • American Osteopathic Board of Family Physicians

Logo: American Osteopathic Board of Family Physicians

Professional Associations

  • American Medical Association
  • American Osteopathic Association
  • “Dr. Ripley is amazing.”

    – Dalinda M.

    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