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.

Overview based on verified provider data

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

Patients’ Perspective

  • Gave an accurate diagnosis
  • Had a good bedside manner
  • Spent time with me

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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Gregory W. Rennirt, MD
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Gregory W. Rennirt, MDBrennen D. Smith, DODr. David Milton Denenny, MDDr. Brian Phillip Dahl, MD
Orthopedic SurgeryOrthopedic SurgeryOrthopedic SurgeryOrthopedic Surgery
Accepts New Patients Accepts New Patients Accepts New Patients
4.1 
4.7 
4.7 
53 Years of Experience 18 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks English Speaks English Speaks English
Williston , NDWilliston , NDWilliston , NDBismarck , ND
Med School: University Of Louisville School Of Medicine - Louisville, KY Med School: Des Moines University - West Des Moines, IA Med School: UNIVERSITY OF SOUTH CAROLINA SCHOOL OF MEDICINE Med School: University Of North Dakota School Of Medicine & Health Sciences
Current Profile
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Insurance Plans Accepted by 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

Gregory W. Rennirt has the following specialty

Specialty Expertise

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

Gregory W. Rennirt holds an expired medical license in the state of North Dakota.

Medical License

Medical Doctor with an expired medical license in the state of North Dakota that expired in 2026.

Education & Training

Fellowship

Completed their fellowship at The Lipscomb University Clinic - Nashville, TN.

Residency

Completed their residency at University Of Louisville School Of Medicine - Louisville, KY.

Medical School

Graduated from University Of Louisville School Of Medicine - Louisville, KY.

NPI Number

Gregory W. Rennirt's NPI number is 1871517664.

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Frequently Asked Questions

Does Gregory Rennirt accept my insurance?
You can see the insurance plans that Gregory Rennirt accepts on their Vitals profile.
Where is Gregory Rennirt's office located?
Gregory Rennirt's office is located at 1500 14th St W Ste 300, Williston, ND, 58801.
Does Gregory Rennirt accept virtual/telehealth appointments?
Gregory Rennirt has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
How can I make an appointment with Gregory Rennirt?
You can find contact information for Gregory Rennirt here on Vitals.
Is Gregory Rennirt accepting new patients?
Gregory Rennirt is accepting new patients on Vitals. View Gregory Rennirt's profile on Vitals to make an appointment.

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