
Billings Clinic
General Surgery • Lewistown, MT • Since 1939
About
Billings Clinic is a nonprofit, integrated health care system based in Billings, Montana, serving Montana, Wyoming, and western Dakotas. It operates a 336-bed main hospital with Level I Emergency & Trauma Center, Inpatient Cancer Care, Surgery Center, and a mobile MedFlight program. The system includes multiple locations across Montana and Wyoming, offering primary and specialty care with more than 80 specialties and nearly 600 physicians/advanced practitioners. While not specific to Lewistown, the clinic has affiliate locations around central Montana and provides general and specialty surgical services, including general surgery, with a broad impact in the region.
Clinic Type
General Surgery
Address
3905 Wellness Way Bozeman, MT 59718; 801 North 29th St Billings, MT 59101 (as referenced under General Surgery sections)
Phone
406-435-2321
roih@billingsclinic.org
Opening Hours
Not published — contact the clinic to confirm hours.
Services Offered
Technology & Equipment
Insurance & Payment
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Languages Spoken
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FAQs
How can I schedule an appointment with a General Surgeon?
Call 406-435-2321 to schedule your own appointment; you may also contact your primary care physician for a referral.
If you do not have a primary care physician, who can help?
Call Billings Clinic HealthLine at 406-255-8400 or 800-252-1246; a registered nurse will assist you.
How do I schedule my appointment with a General Surgeon?
You can call 406-435-2321 to schedule your own appointment with a General Surgeon.
Social Media
Photos




What Patients Say
Overall sentiment across review platforms: mixed
- Healthgrades: 72% patient recommendation rate for the primary facility serving the area (Central Montana Medical Center) (N/A)
- Healthgrades (specific to a Billings Clinic general surgeon): 5.0/5.0 (1 written review)
Patients praise
- Providers described as thorough, personable, and skilled
- Patients appreciated clear explanations of procedures and post-operative care information
- General satisfaction with the demeanor and bedside manner of certain individual surgeons
Common complaints
- Reports of long wait times for appointments and procedures
- Instances of poor communication regarding scheduling or patient status
- Isolated reports of negative surgical outcomes or dissatisfaction with specific care providers
"Dr. Clewley was excellent with explaining my procedure and her overall demeanor was calming and kind. She is very skilled in her profession."
— Healthgrades review for a Billings Clinic affiliated surgeon"doctor was two hours late. my bf is in so much pain and was told to be here by 1 it's now 2:38 and they havent said anything..."
— Yelp review for Billings Clinic Surgery CenterSynthesized from public review platforms as of Jul 11, 2026 — sources: [1][2][3][4].
In the News
- Dr. John Gregory, MD - General Surgeon in Billings, MT — Jan 4, 2026
- NP or PA General Surgery Jobs at Billings Clinic - News Usa Today — Jun 8, 2026
- [PDF] Report to our Donors 2025 - Billings Clinic — Jul 16, 2025
- Primary Care | Montana | Billings Clinic — Sep 10, 2025
Information sourced from the clinic's website as of . Own this clinic? Claim or correct this listing.
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