Bitterroot Surgical Associates

Bitterroot Surgical Associates


215 N 10th Street
Suites A&B

Hamilton, MT 59840

Monday - Friday
8:00am - 5:00pm


Welcome to Bitterroot Surgical Associates

Bitterroot Surgical Associates Provides Comprehensive Gastroenterology, Urology, and General Surgical Services in Hamilton, MT

Located in Hamilton, MT, Bitterroot Surgical Associates offers the highest quality of comprehensive Gastroenterology and Hepatology, Urology, and General Surgical services in the Bitterroot Valley, serving patients throughout Ravalli County, from Sula to Florence. Call (406) 375-2930 to contact our Bitterroot Valley office to schedule an appointment with one of the highly skilled members board-certified surgical team.

Our Medical Providers

  • Bitterroot Surgical Associates Kellan F. Clark, DO

    Kellan F. Clark, DOUrology

    Board-certified urologist, Dr. Clark graduated from the Edward Via College of Osteopathic Medicine in Virginia. After attending a urology conference at the Charleston Area Medical Center (CAMC) and completing a four-week rotation at CAMC, Dr. Clark knew Urology was for him. Read More →

  • Bitterroot Surgical Associates Joshua R. Waggener, MD

    Joshua R. Waggener, MDGeneral Surgery

    Joshua R. Waggener, MD is a native of Butte, Montana. Achieving his medical degree in 2014 from Oregon Health and Sciences University of Medicine located in Portland, OR. Read More →

Please Call (406) 375-2930 to Schedule an Appointment

Our Medical Services

We offer a wide range of Gastroenterology, General Surgery, Hepatology, and Urology services; including: Vasectomy, Kidney Stone Treatment, Hernia Repair, Colonoscopy, Diagnosis and Treatment of Chronic Bladder Infections, Pediatric Urology, Erectile Dysfunction, Breast Biopsy, and more.

Bitterroot Gastroenterology and Hepatology Services

Conditions and Disorders
  • Celiac Disease
  • Crohn’s Disease
  • Diverticulitis
  • Irritable Bowel Syndrome (IBS)
  • Reflux Disorders
  • Ulcerative Colitis

Screenings and Treatments
  • Colon Cancer Screening
  • Colonoscopy
  • Hemorrhoid Banding
  • Intestinal Motility Testing
  • Therapeutic Endoscopy
  • Wireless Capsule Endoscopy

Bitterroot General Surgical Services

Conditions and Disorders
  • Appendicitis
  • Benign Breast Conditions
  • Gallstones
  • Hemorrhoids
  • Hernias
  • Lipomas and Cysts

Screenings and Treatments
  • Appendectomy
  • Gallbladder Surgery
  • Hernia Repair
  • Laparoscopic Surgery
  • Skin and Soft Tissue Biopsy
  • Upper Endoscopy

Bitterroot Urology Services

Conditions and Disorders
  • Chronic Bladder Infection
  • Enlarged Prostate (BPH)
  • Erectile Dysfunction
  • Kidney Stones
  • Pelvic Floor Dysfunction
  • Urinary Incontinence

Screenings and Treatments

Bitterroot Surgical Associates, Where Patient Health and Satisfaction Are Top Priorities

Our Hamilton, MT surgical specialists provide excellence in skill, communication and care ranging from a routine visit to the most complex surgical procedures. We are dedicated to educating and working with you to ensure you achieve the best health care possible. Contact Bitterroot Surgical Associates at (406) 375-2930 to schedule your appointment.

Request an Appointment - Bitterroot Surgical Associates

We make every effort to accommodate your preferred appointment date and time; if your desired options are not available when we call to schedule your appointment, we’ll work with you to find other options. It’s important to us that you receive care as soon as possible.

Send Request


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What Our Patients Say About Us

  • "Corvallis Family Practice- is the most amazing clinic! I am so very thankful for all the amazing people that make CFP possible-I have the most complete and total confidence in all of you-thanks so much."
    - Anonymous
  • "I have had very good Lab tests for over a year-nurse call to inform me the results and directions for change (if any) in meds and when to return for my next test. The lab tech does painless blood draw-always efficient (and) professional."
    - Anonymous
  • "Overall, I felt well cared for as a patient of Dr. Calderwood. This includes the entire staff. I have and always will recommend him to anyone who is looking for an ophthalmologist."
    - Anonymous