Summary

Dr. Mark Berntsen is an internal medicine physician with over three decades of experience caring for patients. He earned his medical degree from the University of Kansas School of Medicine, where he also completed his residency training. With 33 years in practice, Dr. Berntsen brings extensive expertise to diagnosing and treating a wide range of adult health conditions. He is fluent in both English and Spanish, allowing him to connect with diverse patient populations.

Dr. Berntsen practices at UCHealth locations in Greeley and Aurora, Colorado, and maintains affiliations with UCHealth University of Colorado Hospital, Banner North Colorado Medical Center, HCA HealthONE Aurora, and UCHealth Greeley Hospital. He specializes in managing complex conditions such as type 2 diabetes and colon polyps. His practice includes performing colonoscopies for preventive cancer screening and diagnostic purposes. Patients consistently rate their experiences highly, giving Dr. Berntsen an average rating of 4.4 out of 5 stars.
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Quick Facts

  • 4.4
  • 33 years of experience
  • speaks English, Spanish
  • University Of Kansas School Of Medicine
  • 5 written reviews
  • 1 specialty
  • 6 areas of expertise
  • 1 board certification
  • 4 hospital affiliations
  • 2 office locations
  • Male

Office Locations

Dr. Mark Ferd Berntsen has 2 locations

Uchealth Greeley Hospital

6767 29th StGreeley, CO 80634

Uchealth University Of Colorado Hospital

12605 E 16th Ave Fl 1Aurora, CO 80045

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Dr. Mark Ferd Berntsen, MDDr. Kathryn Slinger, MDDr. Julia Cuervo, MDKarla Wallen, NP
Internal MedicineInternal MedicineInternal MedicineInternal Medicine
4.4 
3.8 
33 Years of Experience 23 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks English, Spanish Speaks Spanish, German
Greeley , COLongmont , COBerthoud , COLongmont , CO
Med School: University Of Kansas School Of Medicine Med School: Univ Of Tx Hlth Sci Ctr At San Antonio Joe R & Teresa Lozano Long Schof Med
Current Profile
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Insurance Plans Accepted by Dr. Mark Ferd Berntsen

Be sure to verify insurance information directly with your doctor's office, as it may undergo frequent changes.

Medical Specialties

Dr. Mark Ferd Berntsen has the following specialty

Specialty Expertise

Dr. Mark Ferd Berntsen has the following 6 areas of expertise

  • Check-up
  • Heartburn
  • Immunization
  • Physical
  • Vaccination
  • Weight Loss

Certifications, License, & Education

33 Years Experience

MEDICAL LICENSE

Medical Doctor, Colorado, 2027, Active

EDUCATION & TRAINING

Residency

University Of Kansas School Of Medicine

Medical School

University Of Kansas School Of MedicineGraduated in 1993

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Frequently Asked Questions

What languages does Dr. Mark Berntsen speak?
Dr. Mark Berntsen speaks English and Spanish.
How can I make an appointment with Dr. Mark Berntsen?
You can find contact information for Dr. Mark Berntsen here on Vitals.
Does Dr. Mark Berntsen accept virtual/telehealth appointments?
Dr. Mark Berntsen has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Where is Dr. Mark Berntsen's office located?
Dr. Mark Berntsen's office is located at 6767 29th St, Greeley, CO, 80634.
Which hospitals is Dr. Mark Berntsen affiliated with?
Dr. Mark Berntsen is affiliated with Uchealth University Of Colorado Hospital, Banner North Colorado Medical Center, Hca Healthone Aurora, and Uchealth Greeley Hospital.

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