COVID-19 Guidelines

To protect patients, visitors and health care workers, we have implemented the following procedures:
  • Non-urgent medical appointments should be rescheduled or converted to telehealth visits.
  • Any patient checking in must tell staff and ask for a mask if they have: A fever, cold symptoms (cough, sore throat, runny nose, shortness of breath); Flu symptoms (fever, chills, body aches, etc.).
  • Anyone under 16 years of age NOT being seen as a patient is restricted from visiting any area.
  • Visitor restrictions are in place. Please call to inquire about exceptions.

For general information, please visit the Colorado COVID-19 website

Thank you for doing your part to help keep everyone as safe and healthy as possible.

Marilyn Manco-Johnson, MD
Professor, Pediatrics-Heme/Onc and Bone Marrow Transplantation

Clinic (303) 724-0724
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Gender: Female
Languages: English
Department, Section/Division: Pediatrics-Heme/Onc and Bone Marrow Transplantation

Practice Locations

Hemophilia & Thrombosis Center
13199 E. Montview Blvd
Suite 100
Aurora, CO 80045
More providers at this location

Children's Hospital Colorado Anschutz Medical Campus
13123 East 16th Ave
Aurora, CO 80045
More providers at this location

Hospital Affiliation
  • Children's Hospital Colorado
Center Affiliations

Specialty Information

  • Pediatrics - Pediatric Hematology / Oncology, Board Certification
Conditions & Treatments
  • Blood / Lymphatic System
  • Bleeding Disorders
  • Blood Disorders
  • Clotting Disorders
  • Cancers
  • Pediatric Cancer
Clinical Interest for Patients
My clinical interests are Coagulation, Hemophilia and Thrombosis, and Neonatal Hematology



Information for Referring Providers

Clinical Interests for Referring Providers
My clinical interests are Coagulation, Hemophilia and Thrombosis, and Neonatal Hematology

Research Interest for Referring Providers
I am involved in clinical trials including thrombosis and hemostasis. I am interested in Neonatal Coagulation, Hemophilia, Von Willebrand’s Disease. I focus on prelicensure studies of novel clotting factors, as well as rare bleeding and clotting disorders, such as: Protein C deficiency and A/Hypo/Dysfibrinogenemia.

Clinic Phone: (303) 724-0724
Fax Phone: (303) 724-0947
Contact Us
In An Emergency: Please Dial 911

University of Colorado Medicine (CU Medicine)
Refer a Patient: 720-848-2828
Billing Questions: 303-493-7000

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