Dr. Mark Berntsen specializes in internal medicine in Greeley, Colorado.

Dr. Mark Berntsen has been compared 179 times. Details of Dr. Berntsen's 23 years experience as an MD and education at University of Kansas are available on your free doctor report.


Primary Location for Dr. Berntsen

Dr. Mark Berntsen
Greeley Medical Clinic
1900 16th St
Greeley, CO 80631

Patient Ratings and Reviews


Dr. Mark Berntsen has an average rating of 5 stars (out of 5) with a rating of Excellent based on 1 reviews.

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 Board Certification, Specialty and Expertise

Dr. Mark Berntsen has been identified as specializing in Internal Medicine.

He obtained board certification from The American Board of Internal Medicine for Internal Medicine.

More information available on your free report

Accepted Insurance

Insurance plans and networks accepted by a doctor are not necessarily universal across all locations at which the doctor practices. This can be affected by many factors such as different group practices, hospital affiliations and working arrangements at those locations. Checking that the doctor you are visiting and the facility they are at are in-network providers for your insurance plan can save you money and headaches later from surprise medical bills.

Dr. Mark Berntsen accepts the following plans at Greeley Medical Clinic

  • United Healthcare - Direct
  • Aetna
  • Cigna
  • Anthem
  • Multiplan

See additional insurance networks accepted by Dr. Berntsen


Dr. Berntsen attended medical school at University of Kansas School of Medicine and graduated in 1993 having 23 years experience.

While there is no proven correlation between the quality of one's educational institution and the quality of one's professional competence, it is often an indicator. Medical schools have various levels of selectivity (some are harder to get into than others), and both the quality of their clinical training and level of research are measured. Additional medical training in both residency and fellowships and the facilities they are conducted at also provide a history of the doctors' level of training and experience.


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