Summary

Dr. Gregory Rennirt specializes in orthopedic surgery, focusing on helping patients overcome bone, joint, and muscle problems. He earned his medical degree from the University of Louisville School of Medicine in Kentucky, where he also completed his residency training. Dr. Rennirt furthered his expertise through fellowship training at The Lipscomb University Clinic in Nashville, Tennessee. He speaks English with his patients.

Dr. Rennirt practices at CHI St. Alexius Health Williston Orthopedic Clinic in Williston, North Dakota, and maintains an affiliation with Tristar Centennial Medical Center. He commonly treats patients dealing with joint pain, knee discomfort, and shoulder problems. His approach to care includes physical therapy, strength training, and hands-on manual therapy techniques. Patients rate Dr. Rennirt 4.1 out of 5 stars for his care.

AI-generated from data on this provider profile.

Quick Facts

  • accepting new patients
  • 4.1
  • 24 insurance plans accepted
  • speaks English
  • The Lipscomb University Clinic - Nashville, TN
  • 9 written reviews
  • 1 specialty
  • 21 areas of expertise
  • 1 board certification
  • 1 hospital affiliation
  • 1 office location
  • Male

Office Location

CHI St. Alexius Health Williston Orthopedic Clinic

1500 14th St W Ste 300Williston, ND 58801
Mon8:00 am - 5:00 pm
Tue8:00 am - 5:00 pm
Wed8:00 am - 5:00 pm
Thu8:00 am - 5:00 pm
Fri8:00 am - 5:00 pm
SatClosed
SunClosed

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Dr. Gregory W. Rennirt, MD
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Dr. Gregory W. Rennirt, MDDr. David Milton Denenny, MDDr. Gregory Alexander Brown, MDErika Frey, AGACNP
Orthopedic SurgeryOrthopedic SurgeryOrthopedic SurgeryOrthopedic Surgery
Accepts New Patients Accepts New Patients
4.1 
4.6 
53 Years of Experience 34 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks English Speaks Spanish, English Speaks English
Williston , NDWilliston , NDWilliston , NDWilliston , ND
Med School: University Of Louisville School Of Medicine - Louisville, KY Med School: UNIVERSITY OF SOUTH CAROLINA SCHOOL OF MEDICINE Med School: Harvard Medical School
Current Profile
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Insurance Plans Accepted by Dr. Gregory W. Rennirt

  • Accepts Medicare
  • Accepts Medicaid
  • AARP
  • Aetna
  • Blue Cross Blue Shield
  • Blue Cross Blue Shield of North Dakota
  • Blue Cross Blue Shield of Texas
  • Cigna
  • First Choice Health
  • First Health (Coventry Health Care)
  • GEHA
  • HealthPartners
  • Humana
  • Humana - Medicare
  • Medica
  • Medicaid - Medicaid
  • Medicaid - Medicaid (Managed)
  • Medicare
  • Medicare - Medicaid (Managed)
  • Medicare - Medicare
  • Meritain Health
  • Progressive
  • Sanford Health Plan
  • Tricare
  • UnitedHealthcare
  • UnitedHealthcare - Medicare

Medical Specialties

Dr. Gregory W. Rennirt has the following specialty

Specialty Expertise

Dr. Gregory W. Rennirt has the following 21 areas of expertise

  • Arthroscopy
  • Bone Fracture
  • Carpal Tunnel Syndrome
  • Herniated Disc
  • Hip Osteoarthritis
  • Hip Surgery
  • Joint Pain/Swelling
  • Joint Replacement
  • Knee Dislocation
  • Knee Disorders
  • Knee Injuries
  • Knee Osteoarthritis
  • Knee Surgery
  • Knee Surgery (Knee Replacement Arthroplasty)
  • Laminectomy
  • Osteoarthritis
  • Scoliosis
  • Shoulder Dislocation
  • Shoulder Pain
  • Sports Medicine
  • Surgery

Certifications, License, & Education

MEDICAL LICENSE

Medical Doctor, North Dakota, 2026, Active

EDUCATION & TRAINING

Fellowship

The Lipscomb University Clinic - Nashville, TN

Residency

University Of Louisville School Of Medicine - Louisville, KY

Medical School

University Of Louisville School Of Medicine - Louisville, KY

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Frequently Asked Questions

What languages does Dr. Gregory Rennirt speak?
Dr. Gregory Rennirt speaks English.
Is Dr. Gregory Rennirt accepting new patients?
Dr. Gregory Rennirt is accepting new patients on Vitals. View Dr. Gregory Rennirt's profile on Vitals to make an appointment.
Does Dr. Gregory Rennirt accept my insurance?
You can see the insurance plans that Dr. Gregory Rennirt accepts on their Vitals profile.
How can I make an appointment with Dr. Gregory Rennirt?
You can find contact information for Dr. Gregory Rennirt here on Vitals.
Which hospitals is Dr. Gregory Rennirt affiliated with?
Dr. Gregory Rennirt is affiliated with Tristar Centennial Medical Center.

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