Skip to main content
Kyle Annen, DO, Pathology, Aurora, CO

KyleMichelleAnnenDO

Pathology Aurora, CO

Blood Banking & Transfusion Medicine, Transplantation Immunology, Clinical Pathology

Medical Director of Transfusion Services and Patient Blood Management Associate Professor of Pathology

Dr. Annen is on Doximity

As a Doximity member you'll join over two million verified healthcare professionals in a private, secure network.

  • Gain access to free telehealth tools, such as our “call shielding” and one-way patient texting.
  • Connect with colleagues in the same hospital or clinic.
  • Read the latest clinical news, personalized to your specialty.

See Dr. Annen's full profile

Already have an account?

  • Office

    13123 E 16th Ave
    Aurora, CO 80045
    Phone+1 720-777-2721
    Fax+1 720-777-7119

Summary

  • Dr. Kyle Annen is a pathologist in Denver, CO and is affiliated with Children's Hospital Colorado. She received her medical degree from Chicago College of Osteopathic Medicine and has been in practice 10 years. She specializes in blood banking & transfusion medicine, transplantation immunology, and clinical pathology and is experienced in apheresis and blood banking.

Education & Training

  • University of Wisconsin Affiliated Hospitals
    University of Wisconsin Affiliated HospitalsFellowship, Blood Banking/Transfusion Medicine, 2011 - 2012
  • McGaw Medical Center of Northwestern University
    McGaw Medical Center of Northwestern UniversityResidency, Pathology-Anatomic and Clinical, 2009 - 2012
  • Penn State Milton S Hershey Medical Center
    Penn State Milton S Hershey Medical CenterInternship, Transitional Year, 2008 - 2009
  • Chicago College of Osteopathic Medicine at Midwestern University
    Chicago College of Osteopathic Medicine at Midwestern UniversityClass of 2007
  • Elmhurst College
    Elmhurst CollegeB.S., Cum Laude, 2000 - 2002

Certifications & Licensure

  • CO State Medical License
    CO State License 2017 - 2025
  • WI State Medical License
    WI State License 2011 - 2019
  • NY State Medical License
    NY State License 2016 - 2018
  • IL State Medical License
    IL State License 2012 - 2017
  • IN State Medical License
    IN State License 2012 - 2017
  • American Board of Pathology Pathology - Clinical
  • American Board of Pathology Blood Banking/Transfusion Medicine

Awards, Honors, & Recognition

  • Hospital Hero U.S. News and World Report, 2020
  • Honoree ASCP 40 Under Forty, 2018
  • Paul E. Strandjord Young Investigator Award Academy of Clinical Physicians and Scientists, 2012
  • Join now to see all

Publications & Presentations

PubMed

Journal Articles

  • Red Blood Cell Transfusions: Does Storage Age Matter?  
    Annen K, Blood Bulletin, 1/28/2015
  • Letter to the Editor-Anemia in Infrequent Donors  
    Annen K, Delaney M, Mast AE., ABC Newsletter, 1/25/2014
  • Overview of Factor Xa Inhibitors: Evaluation, Bleeding Management, and What's Coming Next  
    Annen K, Blood Bulletin, 1/17/2014

Abstracts/Posters

  • Molecular Genotyping Provides Guidance in a Case of Maternal Anti-hrs
    Annen K, Hartman SK, Denomme GA, Gottschall J, Hui SR, Transfusion, AABB Annual Meeting, Denver, CO, 1/1/2013
  • A Novel B Allele causes a Weak B Phenotype Identified with a Single Source of Anti-B Monoclonal Reagent
    Denomme GA, Annen K, Schanen M, Berchanskiy D, Kalvelage M, Pugh T, Pasyak N, 1 Yazer MH, Transfusion, AABB Annual Meeting, Denver, CO, 1/1/2013
  • The Health Implications of Blood Donor Low Hemoglobin Deferrals
    Annen K, Delaney M, Mast AE, Transfusion, AABB Annual Meeting, Boston, MA, 1/1/2012
  • Join now to see all

Lectures

  • Thinking Outside The Box 
    1/25/2015
  • Red Blood Cell Transfusions-Is Age Just a Number? 
    1/16/2015
  • TTP in Pregnancy: HELLP Me! 
    1/23/2014
  • Join now to see all

Other

  • Overview of Factor Xa Inhibitors: Laboratory Evaluation and Bleeding Management 
    Annen K, ASCP Live Webcast
    1/31/2015
  • Platelets: To Transfuse or Not to Transfuse? 
    Annen K, BloodCenter of Wisconsin BeLearning Module
    1/25/2013
  • Q&A: Iron Deficiency 
    Annen K, AABB News, AABB Press
    1/1/2013
  • Join now to see all

Press Mentions

  • Children's Hospital Colorado Feels Challenge of National Blood Shortage
    Children's Hospital Colorado Feels Challenge of National Blood ShortageAugust 28th, 2021
  • Convalescent Plasma Isn’t Quite the Coronavirus Miracle Treatment It Was Supposed to Be. What Happened?
    Convalescent Plasma Isn’t Quite the Coronavirus Miracle Treatment It Was Supposed to Be. What Happened?January 11th, 2021
  • COVID-19 Plasma Research Well Underway in Colorado as Trump Fast-Tracks Wider Use
    COVID-19 Plasma Research Well Underway in Colorado as Trump Fast-Tracks Wider UseAugust 26th, 2020
  • Join now to see all

Professional Memberships