1. Home
  2. Get Care
  3. Providers
  4. Erin B. Fennern, MD
  1. ProvidersProviders
Skip to Main Content
  • MyChart
  • Pay a Bill
  • Help
St. Luke's Logo to Homepage
Erin Fennern, MD

Erin B. Fennern, MD

  • Colon and Rectal Surgery
St. Luke's Clinic Provider

St. Luke's Clinic Provider

  • Accepting New Patients

  • 4.9 Star Rating
  • About
  • Locations
  • Reviews

About Erin B. Fennern, MD

Erin Fennern, MD specializes in the diagnosis and treatment of both benign and malignant diseases of the colon, rectum, and anus, including cancer, inflammatory bowel disease, pelvic floor disorders, diverticulitis, and benign anorectal disease. She has a particular interest in caring for underserved or marginalized patient populations. Her aim is to provide compassionate and evidence-based care to patients, with the goal of optimizing both the length and quality of their lives.

Education

Medical School

Oregon Health & Science University School of Medicine

Residency

Icahn School of Medicine at Mount Sinai

Fellowship

University Hospitals at Case Medical Center

Board Certification

  • General Surgery

Language(s) Spoken

  • English

Provider Locations

  • Primary Location
    St. Luke's Clinic - Colon and Rectal Surgery: Boise

    100 E Idaho St, Boise, ID 83712
    (208) 381-9350
    Mon - Thu: 8:30 a.m. - 5 p.m.
    Fri: 8:30 a.m. - 12 p.m.
    Location details
    Exterior view of St. Luke's Cancer Institute: Boise where St. Luke's Clinic – Colon and Rectal Surgery: Boise is located

Reviews

Overall Rating

4.9

127 Reviews

Now displaying 4 reviews
  • Very pleased -lovely people

    JUL 11, 2025

  • Excellent Doctor ! She personally called me about my post surgery results which made me very happy. She and Dr. Goulet are the only Doctors who have ever done this. Very impressed !!!

    JUL 6, 2025

  • Dr Fennern is amazing!!!!!!

    JUN 19, 2025

  • Very good

    JUN 1, 2025

St. Luke's Homepage

About St. Luke’s

Who We Are
News
Careers

Team Resources

For Providers
For Employees
For Contractors

Patient Resources

Financial Assistance
Mental Health Support
Medical Records
Patient Rights & Responsibilities

Essential Information

Accessibility
Price Transparency
En Español

Quick Links

Contact Us
St. Luke’s FitOne
St. Luke’s Health Partners
St. Luke’s Health Plan

DisclaimerNon-Discrimination/EEOPrivacy PracticesTerms of Use
© 2025 St. Luke’s Health System. All rights reserved.
FacebookLinkedinYoutubeInstagram