Browse Health
Internist, Oncology Specialist (cancer)
37 years of experience
Accepting new patients
License & Identifications

A medical license is required for a doctor to practice medicine in a particular state. Requirements vary by state but most require, at a minimum, post-graduate training in the doctor’s specific specialty. An NPI number is a national identifier unique to an individual health care provider and is managed by the Center for Medicare & Medicaid Services (CMS).

Patient Reviews

  • Currently 1.5 of 4 stars
Patient comments (14)

The overall average patient rating of Dr. Karen Ratner is Satisfactory. Dr. Ratner has been reviewed by 16 patients who have provided 14 comments. The rating is 1.5 out of 4 stars.

Patient Ratings
Ease of Appointment 2.0
  • Currently 2 of 4 stars
Promptness 1.2
  • Currently 1.2 of 4 stars
Courteous Staff 1.8
  • Currently 1.8 of 4 stars
Accurate Diagnosis 2.0
  • Currently 1.9642857142857 of 4 stars
Bedside Manner 2.0
  • Currently 2 of 4 stars
Spends Time with Me 2.0
  • Currently 2 of 4 stars
Follows Up After Visit 1.2
  • Currently 1.2 of 4 stars

Specialties & Research

Dr. Karen Ratner, MD is board certified in Internal Medicine and Medical Oncology.

Education & Awards

Dr. Ratner graduated from University of California at San Francisco. She has 1 awards.

Bridges to Excellence Recognition
Bridges to Excellence Medical Home Recognition (2014 - 2017)
Level III


Dr. Ratner has 14 hospital affiliations:

  • Centura Health Littleton Adventist Hospital 
  • Centura Hlth-Porter Adventist Hosp 

> > > > Dr. Karen Ratner, MD

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Additional Information
Dr. Karen Nora Ratner MD is a female Internist, has 37 years of experience and practices in Internal Medicine and Medical Oncology.
Where does Dr. Karen N. Ratner practice?
Dr. Karen Ratner has 2 office locations.
Dr. Karen Ratner practices Internal Medicine and Medical Oncology near Golden, CO.
Additional practice locations include: Littleton, CO.
See Golden Internists and Golden Oncologists.