Dr. Karen Ratner specializes in critical care (intensivists), medical oncology, internal medicine in Littleton, Colorado.

Dr. Karen Ratner has been compared 313 times. Details of Dr. Ratner's 41 years experience as an MD, her 2 hospital affiliations and education at University of California, San Francisco are available on your free doctor report.

Primary Location for Dr. Ratner

Dr. Karen Ratner
South Suburban Internal Medicine
7750 S Broadway
Suite 100
Littleton, CO 80122

 Ratings and Reviews for Dr. Karen Ratner

Dr. Karen Ratner has an average rating of 2 stars (out of 5) with a rating of Fair based on 5 reviews.

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 Board Certification, Specialty and Expertise

Dr. Karen Ratner has been identified as specializing in Critical Care (Intensivists), Medical Oncology and Internal Medicine.


  • Internal Medicine
  • Critical Care (Intensivists)
  • Medical Oncology
She is certied by The American Board of Internal Medicine for Internal Medicine, Critical Care (Intensivists) and Medical Oncology.

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 Hospital Affiliation

A hospital affiliation covers any doctor who has an affiliation, association or admitting privilege with a hospital. A doctor's particular affiliation to a specific hospital can translate to the overall quality of that provider.

Dr. Ratner is affiliated with 2 hospitals:

Littleton Adventist Hospital
7700 S Broadway
Littleton, CO 80122

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Dr. Ratner attended medical school at University of California, San Francisco School of Medicine and graduated in 1973 having 41 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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