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Our Team

HTC Staff

The HTC is composed of a dedicated team of professionals from doctors to researchers, therapists to administrators. Find out more in the tabs below.

Hemophilia & Bleeding Disorders

Marilyn Manco-Johnson, MDMarilyn Manco-Johnson, MD

Professor of Pediatrics-Hematology/Oncology
Director, Hemophilia and Thrombosis Center

Specialty- Pediatrics-Pediatric Hematology/Oncology
Bleeding Disorders, Blood Disorders, Clotting Disorders, Pediatric Cancer

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Michael Wang, MDMichael Wang, MD

Associate Professor of Pediatrics-Hematology/Oncology
Clinical Director, Hemophilia and Thrombosis Center

Bleeding Disorders, Blood Disorders, Clotting Disorders

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Jorge DiPaola, MDJorge DiPaola, MD

Associate Professor of Pediatrics-Hematology/Oncology 

Bleeding Disorders, Blood Disorders, Clotting Disorders, Cancers

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Sally Stabler, MDSally Stabler, MD

Professor of Medicine-Hematology

Bleeding Disorders, Internal Medicine, Medical Oncology Hematology, Hemophilia

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Tyler Buckner, MD, MScTyler W. Buckner, MD, MSc

Assistant Professor of Medicine-Hematology

Adult and Pediatric Bleeding Disorders, Clotting Disorders, Hemophilia 


Brian Branchford, MDBrian Branchford, MD



Christopher Ng, MDChristopher Ng, MD


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Pediatric Stroke

Tim Bernard, MDTim Bernard, MD

Associate Professor of Pediatrics-Neurology

Clotting Disorders, Pediatric Stroke, Pediatric Health Food and Nutrition and Metabolism

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Jennifer Armstrong-Wells, MD, MPHJennifer Armstrong-Wells, MD, MPH

Assistant Professor of Pediatrics-Neurology 
Director of Clinical Research, Hemophilia and Thrombosis Center

Clotting Disorders, Cerebral palsy, Neurovascular Conditions, Pediatric Stroke

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Click on the links below to skip to the appropriate area:

Advanced Practice Providers * Nursing Team * Physical Therapists * Social Workers

Advanced Practice Providers

Elizabeth GibsonElizabeth Gibson, MS, PA
Physician Assistant 

M.S., University of Colorado, Boulder
P.A., University of Colorado, Anschutz Medical Campus


Nursing Team

Amber CaseyAmber Casey, RN

R.N., South University, Tampa
B.S.N., South University, Tampa

Amy CowellAmy Cowell, CMA
Certified Medical Assistant

C.M.A., Pima Medical Institute

Kimberly HurdstromKimberly Hurdstrom, RN

R.N., Walden University

Beth LambeBeth Lambe, RN

R.N., Metropolitan State College of Denver

Julie SweeneyJulie Sweeney, RN

R.N., University of Colorado

Nancy SpomerNancy Spomer, RN

B.A., Michigan State University
R.N., University of Colorado

Physical Therapy Team


Sharon FunkSharon Funk, PT, DPT
Physical Therapist  

HTC Physical Therapy Coordinator

P.T., University of Colorado, Boulder
D.P.T., University of Colorado, Anschutz Medical Campus 

Laura FoxLaura Fox, PT, DPT
Physical Therapist 

B.S., Clemson university-Calhoun Honor Colllege, S.C.
D.P.T., Regis University, Denver 

Social Work Team


Sharon FunkAudra LeBlanc, LCSW
Social Worker 

B.S., University of Vermont
M.S.W., University of Maryland


Judy PrimeauxJudy Primeaux, MA, RPh
Pharmacy Director 

R.Ph., University of Louisiana at Monroe
M.A., Theology, Grace Theological Seminary, Winona Lake, Indiana


Paul LimberisPaul Limberis, RPh
Pharmacy Manager 

R.Ph., University of Colorado, Boulder

Desiree HillDesiree Hill, PharmD, RPh
Clinical Pharmacist

R.Ph., Rick's College, Idaho
PharmD, University of Wyoming

Timothy SchardtTimothy Schardt, PharmD, RPh
Clinical Pharmacist 

R.Ph., PharmD, North Dakota State University

Alison SchomerusAlison Schomerus, PharmD, RPh
Clinical Pharmacist 

R.Ph., University of Colorado, Boulder
PharmD, University of Colorado, Denver

Candice MurchisonCandice Murchison
Insurance Specialist 

B.S., Colorado State University


Kara TaylorKara Taylor, CPhT
Pharmacy Technician

C.Ph.T., Heritage College, Denver

Patricia TuckerPatricia Tucker
Pharmacy Assistant 


Kyle TroksaKyle Troksa
Pharmacy Intern 

B.S., Biomedical Sciences, Colorado State University
PharmD, University of Colorado, Denver

Click on the links below to skip to either research team:  
Clinical Research Team * Laboratory Research Team

Clinical Research Program


Taylor BladesTaylor Blades, CCRP
Clinical Research Manager

B.S., Biology, Brigham Young University, Idaho

Amanda KennyAmanda Kenny
Clinical Research Coordinator

Research, Pediatric Stroke Parent Support Group Director
B.A., Psychology, University of Iowa
M.A., Counseling and Family Therapy, St. Louis University, Missouri

Kristi NortonKristi Norton, CCRP
Professional Research Assistant

B.S., Psychology, University of Alabama at Birmingham

Peter OstiguyPeter Ostiguy
Clinical Research Coordinator

B.A., Biology, Wartburg College

Julie SmithJulie Smith, CCRP
Clinical Research Coordinator

B.S., Biology, University of Alabama, Alabama 

Natalie SmithNatalie Smith
Research Assistant

 B.A., Biology and Medicine, Health, and Society, Vanderbilt University

Laboratory Research Team

Lisa Villalobos-MenueyElizabeth Villalobos-Menuey
Senior Professional Research Assistant

Laboratory Research Manager
B.S., Chemistry, Kansas State University
M.S., Biology, University of Colorado

Gary Brodsky
Laboratory Research Manager


Linda JacobsonLinda Jacobson, M.T. (ASCP)
Research Lab Senior Tech

B.S., Medical Technology, University of South Dakota


Beverly AronBeverly Aron
Patient Services Coordinator

Clinic Front Desk

M.T.C., University of Arkansas at Little Rock, Arkansas 

Mariana Lopez-GaitanMariana Lopez
Patient Services Coordinator 

Clinic Front Desk

Ginny Lugo 
HTC Nurse Manager


Karen Walton, MS, RN 
Unit Manager

B.S., Nursing, Brigham Young University
M.S., Nursing, Regis University 


Brenda RiskeBrenda Riske, MS, MBA, MPA
Regional Coordinator,
Mountain States Hemophilia Network

Director, Strategic Services, Hemophilia & Thrombosis Center 

B.S., Nursing, University of Colorado
M.S., Nursing, University of Colorado
M.B.A., Management, University of Colorado, Denver
M.P.A., Health Care Policy, University of Colorado, Denver

Donna OscepinskiDonna Oscepinski
Faculty, Operations & Clinical Services
Program Coordinator

M.B.A., Strayer University

Lynn MagnusonLynn Magnuson

Paige DillerPaige Diller
Grants and Contracts Coordinator

B.S., Business Management, Metropolitan State University of Denver

Rae Gerold-SmithRae Gerold-Smith
Business Support Coordinator 

Pat CasiasPat Casias
Program Assistant


Merilee AshtonMerilee Ashton
Communications and Media Coordinator

B.A., Broadcasting, Arizona State University

Kevin Anthony
Technology Manager


Rick ShearerRick Shearer
Data Manager

B.S., Computer Information Systems, Regis University