Summary

Dr. Dennis Lewis is a surgeon with 43 years of experience practicing general surgery. He earned his medical degree from the University of Florida College of Medicine in Gainesville and completed his residency training in general surgery at Greenville Hospital System, along with additional training in internal medicine at Shands Hospital at the University of Florida. Dr. Lewis is board-certified in surgery by the American Board of Surgery and speaks English.

Dr. Lewis practices at Ashley Regional Medical Center and maintains locations in Cortez, Colorado, and Laramie, Wyoming. He specializes in treating conditions such as abdominal pain and bowel obstruction. His expertise includes performing diagnostic imaging procedures like abdominal X-rays and chest X-rays. Patients have given him an average rating of 5.0, reflecting their satisfaction with his care.

AI-generated from data on this provider profile.

Quick Facts

  • accepting new patients
  • 5
  • 43 years of experience
  • 6 insurance plans accepted
  • speaks English
  • Greenville Hosp System, General Surgery; Shands Hosp At Univ Of Fl, Internal Medicine
  • 1 written review
  • 1 specialty
  • 2 areas of expertise
  • 2 board certifications
  • 1 hospital affiliation
  • 2 office locations
  • Male

Office Locations

Dr. Dennis Lewis has 2 locations

Southwest Medical Group Specialty Care: Orthopedics, General Surgery, Podiatry

1311 N Mildred Rd Ste ACortez, CO 81321
Mon8:00 am - 5:00 pm
Tue8:00 am - 5:00 pm
Wed8:00 am - 5:00 pm
Thu8:00 am - 5:00 pm
FriClosed
SatClosed
SunClosed

Ivinson Medical Group

3116 Willett DrLaramie, WY 82072
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. Dennis Lewis, MD
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Dr. Dennis Lewis, MDDr Lauri MedinaDr. Kevin M Matteson, MDDr. Eve Bruneau, DO
SurgerySurgerySurgerySurgery
Accepts New Patients Accepts New Patients Accepts New Patients
4.3 
43 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 English, Spanish Speaks English Speaks English
Cortez , COSterling , COCortez , COCortez , CO
Med School: University of Fl Coll of Med, Gainesville Med School: University Of New Mexico School Of Medicine Med School: Southern Illinois University at Carbondale Med School: University of New England College of Osteopathic Medicine
Current Profile
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Insurance Plans Accepted by Dr. Dennis Lewis

  • Aetna - HMO
  • Cigna
  • GEHA - HMO
  • Medicare
  • Medicare - Medicare
  • UnitedHealthcare

Medical Specialties

Dr. Dennis Lewis has the following specialty

Specialty Expertise

Dr. Dennis Lewis has the following 2 areas of expertise

  • Gastric Bypass (Gastrojejunostomy)
  • Weight Loss Surgery (Bariatric Surgery)

Certifications, License, & Education

43 Years Experience

BOARD CERTIFICATIONS

American Board of Surgery

Surgery

MEDICAL LICENSE

Medical Doctor, Wyoming, 2026, Active

EDUCATION & TRAINING

Residency

Greenville Hosp System, General Surgery; Shands Hosp At Univ Of Fl, Internal Medicine
Greenville Hospital System

Medical School

University of Fl Coll of Med, GainesvilleGraduated in 1983

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Frequently Asked Questions

Where is Dr. Dennis Lewis's office located?
Dr. Dennis Lewis's office is located at 1311 N Mildred Rd Ste A, Cortez, CO, 81321.
Does Dr. Dennis Lewis accept virtual/telehealth appointments?
Dr. Dennis Lewis has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
What languages does Dr. Dennis Lewis speak?
Dr. Dennis Lewis speaks English.
Which hospitals is Dr. Dennis Lewis affiliated with?
Dr. Dennis Lewis is affiliated with Ashley Regional Medical Center.
Does Dr. Dennis Lewis accept my insurance?
You can see the insurance plans that Dr. Dennis Lewis accepts on their Vitals profile.

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