Summary

Dr. John Gregory is a surgeon specializing in thoracic surgery with over five decades of medical experience. He earned his medical degree from the University of Colorado School of Medicine and completed his residency at the University of Texas Health System. Dr. Gregory brings 51 years of expertise to his practice and communicates with patients in English.

Dr. Gregory practices at Billings Clinic Hospital and sees patients in Billings, Montana, and Red Lodge, Montana. He focuses on treating serious conditions including colorectal cancer, gastrointestinal cancer, and rectal cancer. His procedural expertise includes performing CT scans and providing sedation services for patient comfort. Patients have given him an average rating of 4.3 out of 5 stars.

AI-generated from data on this provider profile.

Quick Facts

  • accepting new patients
  • 4.3
  • 51 years of experience
  • 16 insurance plans accepted
  • speaks English
  • University Of Texas Health System
  • 1 written review
  • 3 specialties
  • 5 areas of expertise
  • 3 board certifications
  • 1 hospital affiliation
  • 1 office location
  • Male

Office Location

Dr. John R Gregory

801 N 29th StBillings, MT 59101
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. John R Gregory, MD
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Dr. John R Gregory, MDDr. Christopher Lawrence Rozelle, MDDr. David Keesu Kim, MDDr. Steven Michael Grosso, MD
SurgeryPathologyNeuroradiologyPlastic Surgery
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
4.3 
4.4 
51 Years of Experience 21 Years of Experience 27 Years of Experience 35 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 Speaks English
Billings , MTBillings , MTSeattle , WABillings , MT
Med School: University Of Colorado School Of Medicine Med School: St Louis University School Of Medicine Med School: Mayo Clinic Alix School Of Medicine Med School: Creighton University School Of Medicine
Current Profile
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Insurance Plans Accepted by Dr. John R Gregory

  • Accepts Medicare
  • Accepts Medicaid
  • AARP
  • Aetna
  • Blue Cross Blue Shield of Montana
  • Blue Shield of California
  • Cigna
  • First Choice Health
  • Humana
  • Humana - PPO
  • Inland Empire Health Plan
  • Medicaid - Medicaid
  • Medicaid - Medicaid (Managed)
  • Medicare
  • Medicare - Medicare
  • PacificSource Health Plans
  • PacificSource Health Plans - Medicare
  • UnitedHealthcare

Medical Specialties

Dr. John R Gregory has the following 3 specialties

Specialty Expertise

Dr. John R Gregory has the following 5 areas of expertise

  • Body Imaging
  • General Surgeon
  • Laparoscopic Surgery (Laparoscopy)
  • Mammography
  • Thoracic Surgeon

Certifications, License, & Education

51 Years Experience

MEDICAL LICENSE

Medical Doctor, Montana, 2026, Expired

EDUCATION & TRAINING

Residency

University Of Texas Health System

Medical School

University Of Colorado School Of MedicineGraduated in 1975

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Frequently Asked Questions

Where is Dr. John Gregory's office located?
Dr. John Gregory's office is located at 801 N 29th St, Billings, MT, 59101.
Does Dr. John Gregory accept virtual/telehealth appointments?
Dr. John Gregory 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 Dr. John Gregory?
You can find contact information for Dr. John Gregory here on Vitals.
Which hospitals is Dr. John Gregory affiliated with?
Dr. John Gregory is affiliated with Billings Clinic Hospital.
Does Dr. John Gregory accept my insurance?
You can see the insurance plans that Dr. John Gregory accepts on their Vitals profile.

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