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Dr. Frederick Merrill Karrer MD is a male Surgeon, has 31 years of experience and practices in Surgery, Pediatric Surgery, Surgical Critical Care, and Transplant Surgery.
Video profile
Dr. Frederick Karrer has 3 office locations.
777 Bannock St
Denver, CO 80204

Phone Number
Locations and availability (3)
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

4.0
  • Currently 4 of 4 stars
(6)
Patient comments (1)

The overall average patient rating of Dr. Frederick Karrer, Professor is Excellent. Dr. Karrer has been reviewed by 6 patients who have provided 1 comments. The rating is 4 out of 4 stars.

Patient Ratings
Ease of Appointment 4.0
  • Currently 4 of 4 stars
Promptness 4.0
  • Currently 4 of 4 stars
Courteous Staff 4.0
  • Currently 4 of 4 stars
Accurate Diagnosis 4.0
  • Currently 4 of 4 stars
Bedside Manner 4.0
  • Currently 4 of 4 stars
Spends Time with Me 4.0
  • Currently 4 of 4 stars
Follows Up After Visit 4.0
  • Currently 4 of 4 stars

Specialties & Research

Dr. Frederick Karrer, MD is board certified in Surgery and Pediatric Surgery.

  • He has special expertise in 12 areas:
  • Appendicitis
  • Bile Duct inflammation (Cholangitis)
  • Critical Care
  • Endoscopy (Endoscopic Surgery)
  • Esophageal and Gastric Varices
  • Gastrointestinal Hemorrhage
  • Kidney Transplant (Renal Transplant)
  • Laproscopic Surgery (Laparoscopy)
  • Liver Diseases
  • Liver Transplantation
  • Multiple Trauma
  • Portal Hypertension

Education & Awards

Dr. Karrer graduated from University of Nebraska, Omaha. He has 4 awards.

Awards  
One of America's Leading Experts on:
Bile Duct inflammation (Cholangitis)
Castle Connolly America's Top Doctors® (2002 - 2008, 2010 - 2014)
Patients' Choice Award (2008 - 2011)
Compassionate Doctor Recognition (2010)

Affiliations

Dr. Karrer has 14 hospital affiliations:

  • Exempla Inc Saint Joseph Hospital 
  • Exempla Lutheran Medical Ctr 

Accepted Insurance Plans

Dr. Karrer accepts these health insurances in at least one office:

  • United Healthcare - 2 plans
  • Great-West Healthcare - 3 plans
  • Rocky Mountain Health Plans - 2 plans
  • Cigna - 2 plans
  • Aetna - 3 plans
  • Humana - 2 plans
  • Colorado Medicaid - 1 plan
  • USA H & W Network - 1 plan

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Additional Information
Where does Dr. Frederick M. Karrer practice?
Dr. Frederick Karrer practices Surgery, Pediatric Surgery, Surgical Critical Care, and Transplant Surgery near Denver, CO.
Additional practice locations include: Aurora, CO.
See Denver Surgeons and Denver Pediatric Surgeons.