Meet our Administration


Serving as Pennsylvania’s largest Federally Qualified Community Health Center we’ve attracted the brightest and best from all fields to make up our diverse Administration Staff.


Portrait of George Garrow wearing a dark suit, striped shirt, and floral tie

George Garrow, M.D. — Chief Executive Officer

Dr. George Garrow, M.D., is the CEO at Primary Health Network. He joined Primary Health Network in 2016 as Chief Medical Officer, overseeing patient care enhancement. He earned his medical degree from The Pennsylvania State University’s College of Medicine, and completed residencies at Presbyterian/St. Luke’s Medical Center. He’s a recognized American Cancer Society Fellow from Vanderbilt University. Before his tenure with Primary Health Network, Dr. Garrow contributed to the medical field as a faculty member at Vanderbilt University Medical Center and the University of Rochester Medical Center. In 2001, he returned to his roots in Pennsylvania. His dedication to continuous learning and proficiency is highlighted by his board certifications in internal medicine, medical oncology, as well as hospice and palliative medicine.


Angela Hogue, M.D. — Chief Medical Officer

Dr. Angela Hogue holds the role of Chief Medical Officer at Primary Health Network. In 2016, she embarked on her journey with Primary Health Network, initially serving as the lead medical physician at Primary Health Network’s Greenville Community Health Center. In this capacity, she not only provided exceptional patient care but also spearheaded the implementation of clinical initiatives and the successful establishment of several innovative community programs.

Dr. Hogue’s medical credentials are noteworthy. She earned her medical degree from Jefferson Medical College of Thomas Jefferson University in Philadelphia, PA. Her commitment to excellence led her to complete her family practice residency training at Thomas Jefferson University Hospital’s Department of Family and Community Medicine, also in Philadelphia, where she excelled and even assumed the role of chief resident.

Portrait of Angela Hogue wearing a red top

Portrait of Jennie Slabe wearing a dark suit and white collared shirt

Jennie Slabe — Chief Information Officer

Jennie Slabe holds the role of Chief Information Officer at Primary Health Network. She became part of the Primary Health Network team in January 2000. Jennie’s educational background encompasses a Bachelor of Science degree in Business Administration from Youngstown State University in Youngstown, OH. She further fortified her expertise with the acquisition of a Master of Health Service Administration degree from Strayer University in Pittsburgh, PA.


Joe Montone — Chief Operations Officer

Joseph Montone holds the role of Chief Operations Officer at Primary Health Network. He became part of the Primary Health Network team in February 2005. Joe holds a Bachelor of Science degree from Slippery Rock University in Slippery Rock, PA. His academic journey continued with the attainment of a Master of Social Work degree from Marywood College in Scranton, PA. Joe’s professional credentials also include being a Licensed Clinical Social Worker.

Portrait of Joe Montone wearing a light gray top, white collared shirt, and checkered tie

Lillian Williams — Chief Operations Officer-Elect

Lillian Williams brings more than 28 years of non-profit, healthcare operations and management experience. She has extensive knowledge and background in strategic planning, operations management, program evaluation, financial management, business development, and risk and quality management.

Lillian has a Doctorate in Healthcare Administration from Viriginia University of Lynchburg, Master of Health and Human Services Administration from Youngstown State University and a Bachelor of Science from Ohio University. She also holds certification in Lean Management Mastery from the University of Akron.


Carl Sizer — Chief Financial Officer

Carl Sizer holds the position of Chief Financial Officer at Primary Health Network. He became part of Primary Health Network team in June 2017. Carl obtained his Bachelor of Science degree in Accounting from The Pennsylvania State University. He is also a licensed Certified Public Accountant (CPA).

Portait of Carl Sizer wearing a suit, light blue shirt, and dark grey tie

Portrait of Tina Adamson wearing a red sweater over a black top

Tina Adamson — Chief Human Resources Officer

Tina Adamson is the Chief Human Resources Officer at Primary Health Network. She became part of the Primary Health Network team in April 2012. Tina holds a Bachelor of Business Administration from Kent State University in Kent, OH, and a Master’s in Business Administration from the University of Phoenix. Additionally, she is a certified Professional in Human Resources.


Jennifer Wise — Chief Compliance Officer

Jennifer Wise holds the role of Chief Compliance Officer at Primary Health Network. She became part of the Primary Health Network team in September 2008. Jennifer holds a Bachelor of Science degree in Nursing from Gannon University in Erie, PA, and is a registered nurse. She further advanced her education by attaining a Master of Science in Nursing from Loyola University in New Orleans, LA.

Portrait of Jennifer Wise wearing a peach top and matching cardigan