Summary

Dr. John Thieszen is an internal medicine physician specializing in hospital medicine with 23 years of clinical experience. He earned his medical degree from Loma Linda University School of Medicine and has built extensive expertise in caring for hospitalized patients with complex medical conditions.

Dr. Thieszen practices at multiple locations across Colorado, including Vail Valley Medical Center in Vail, Poudre Valley Hospital in Fort Collins, and Banner Fort Collins Medical Center in Fort Collins. His clinical expertise includes managing type 2 diabetes and treating serious infections like cellulitis. He also has experience with specialized conditions such as Charcot foot, a complication that can affect people with diabetes. Patients consistently rate his care highly, giving him an average rating of 5.0 out of 5 stars.

AI-generated from data on this provider profile.

Quick Facts

  • 5
  • 23 years of experience
  • 8 insurance plans accepted
  • Loma Linda University School Of Medicine
  • 2 specialties
  • 2 areas of expertise
  • 2 board certifications
  • 3 office locations
  • Male

Office Locations

Dr. John Michael Thieszen has 3 locations

Vail Valley Medical Center

180 S Frontage Rd WVail, CO 81657

Poudre Valley Hospital

1024 S Lemay AveFort Collins, CO 80524

Banner Fort Collins Medical Center

4700 Lady Moon DrFort Collins, CO 80528

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Dr. John Michael Thieszen, MDJill Seager, PA-CDr. Jennifer Bernard, MDDr. Craig Perrinjaquet, MD
Internal MedicineInternal MedicineInternal MedicineInternal Medicine
3.3 
23 Years of Experience 22 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks English Speaks Spanish, English
Vail , COSilverthorne , COLakewood , COBRECKENRIDGE , CO
Med School: Loma Linda University School Of Medicine Med School: University Of Illinois At Chicago College Of Medicine
Current Profile
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Insurance Plans Accepted by Dr. John Michael Thieszen

  • Cigna
  • Medicaid - Medicaid
  • Medicaid - Medicaid (HMO Plans)
  • Medicaid - Medicaid (Managed)
  • Medicare
  • Medicare - Medicare
  • UnitedHealthcare
  • UnitedHealthcare - Medicare

Medical Specialties

Dr. John Michael Thieszen has the following 2 specialties

Specialty Expertise

Dr. John Michael Thieszen has the following 2 areas of expertise

  • Hospital Medicine
  • Hospitalist

Certifications, License, & Education

23 Years Experience

MEDICAL LICENSE

Medical Doctor, Colorado, 2027, Active

EDUCATION & TRAINING

Medical School

Loma Linda University School Of MedicineGraduated in 2003

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Frequently Asked Questions

Does Dr. John Thieszen accept my insurance?
You can see the insurance plans that Dr. John Thieszen accepts on their Vitals profile.
Is Dr. John Thieszen accepting new patients?
Dr. John Thieszen has not indicated that they accept new patients. Contact their office through their Vitals profile to check for availability.
Where is Dr. John Thieszen's office located?
Dr. John Thieszen's office is located at 180 S Frontage Rd W, Vail, CO, 81657.
How can I make an appointment with Dr. John Thieszen?
You can find contact information for Dr. John Thieszen here on Vitals.
Does Dr. John Thieszen accept virtual/telehealth appointments?
Dr. John Thieszen has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.

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