National Office Staff


Administrative Staff

Chief Executive Officer
Ginger Marshall, ACNP-BC, ACHPN, FPCN

Chief Operating Officer
Leonard Mafrica, MBA

Chief Financial Officer
Ginny Wingertsahn

Chief Clinical Officer
Marika Haranis, MSN, FNP-BC, AGACNP-BC, ACHPN

Executive Assistant to the CEO
Dawn Zwibel

Executive Administrative Assistant
Holly Nesbitt

Business Development Manager
Todd Smith

Business Development Strategist
Brittney Stock

Strategic Business Analyst
Bill Kubicky

Communications Specialist
Harry Crytzer, MBA

Accounting and HR Specialist
Brett Hollabaugh

Customer Service Coordinator
Beth Kirschner

Accounting Clerk 
Jean Scott 
 

HPCC Program and Services Staff

Director of Credentialing
Annette Parry Bush, RN, BSN, MBA, OCN

Credentialing Programs Associate
Keisha Davidson, MBA

Credentialing Coordinator
Kathy Kelso
 

HPNA Program and Services Staff

Director of Learning and Development
Timothy Gaughan, M.Ed.

Director of Professional Practice
Constance Dahlin, MSN, ANP-BC, ACHPN, FPCN, FAAN

Nurse Educator
Julie Tanner, BSN, RN-BC, CHPN

Nurse Educator
Barbara Schmal, MS, RN, CHPN

Publications Copy Editor
Sierra Smith

Education Services Assistant
Nancy L. Benninger

Multimedia Specialist
Taylor Dolniak

Director of Research
Marianne Matzo, PhD, CNP, GNP-BC, AOCNP, ACHPN, FPCN, FAAN

Director of Membership
Chad Reilly, MBA

Membership Specialist
Joan Blumer
 

HPNF Program and Services Staff

Director of Philanthropy
Craig Byrum

Development Assistant
Christine Kubicky