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Thomas P O'Brien

Thomas P O'Brien, MD

4.943 ratings, 4 reviews

Family Medicine

Accepting New Patients
Online Booking
Need help scheduling? Call 406-898-1300

Highlights

Age Groups Seen

  • Infant 0-2
  • Child 2-12
  • Adolescent 12-17
  • Adult 18-65
  • Older Adult >65

Languages

  • English

Gender

Male

About Thomas P O'Brien

 

Tom O'Brien, MD is a dedicated healthcare provider. He graduated from the University of Mary Washington in Virginia, then completed medical school at The Medical School for International Health of Ben Gurion University in Israel. He then moved to Billings where he was selected as a chief resident of The Montana Family Residency Program. He practiced in rural Maine before returning to teach on faculty in Billings. Tom served as a flight surgeon for the US Army and is now serving the Bozeman community. He practices mindfulness and attends to his patient care with diligence. Tom lives with his wife and children; they gladly have family throughout town. He enjoys outdoor activities such as ski touring, ice and rock climbing, and trail running.

Video

Locations

  1. Billings Clinic Bozeman Family Medicine
    • 3905 Wellness Way, Billings Clinic Bozeman, Bozeman, MT 59718
    • Get Directions

Expertise

Education

  • Residency: Riverstone Health, Family Medicine, 2019
  • Internship: Riverstone Health, 2017
  • Medical School: Ben Gurion University of the Negev, MD , 2016
  • Undergraduate: University of Mary Washington , BS, 2011

Board Certifications

  • Family Medicine: American Board of Family Medicine, 2019

Ratings & Reviews

4.9 out of 5

43 ratings, 4 reviews

At Billings Clinic, our goal is that everyone who walks through our doors will feel informed, heard, and cared for. Patient experience focuses on delivering critical aspects of healthcare such as easy access to information and good communication with health care providers. We monitor patient experience with patient surveys to understand how we are doing, identify opportunities for improvement, and recognize exceptional care and team members. The patient experience rating is an average of all responses to the care provider related questions shown below.

    5 out of 5 stars
    Reviewed on 2/25/2026

    Dr. Thomas O'Brien was outstanding! He was kind, compassionate, a great listener and he is very intelligent. His suggestions and referrals were excellent!

    5 out of 5 stars
    Reviewed on 2/21/2026

    Always good when you have a very good Dr and my primary care physician as well

    5 out of 5 stars
    Reviewed on 2/17/2026

    Will recommend to others.

    5 out of 5 stars
    Reviewed on 2/11/2026

    Dr. O'Brien listens and explains everything quite well