Leadership at West Penn Hospital

Brian Johnson, MD presently serves as the president of West Penn Hospital, and has been in that role since 2020. Previously, he served as chief medical officer at West Penn Hospital, and was Allegheny Health Network’s lead hospital CMO.

In his role as West Penn CMO, he led a number of successful local and enterprise-level initiatives, including a length-of-stay-improvement effort and as well as initiatives to reduce surgical site infections and catheter-associated urinary tract infections.

Dr. Johnson received his undergraduate degree in molecular biology and business administration from Washington & Jefferson College, and his medical degree from Temple University in Philadelphia. He completed his residency and chief residency in Internal Medicine at West Penn Hospital and subsequently participated in the cardiology fellowship program at Allegheny General Hospital.

Dr. Johnson has been part of the West Penn family since 2003.

As a primary care physician, he maintains his clinical practice and continues to see patients through West Penn Medical Associates.

Anthony X. Baroni, DO, is the chief medical officer of West Penn Hospital.

Dr. Baroni, a hospitalist, has been affiliated with AHN since 2001, when he joined AHN Allegheny General Hospital and the former AHN Suburban Hospital as an attending physician. Over the last two decades, he has served in a variety of network and academic leadership roles, primarily at WPH.

Previously, he served as the medical site director for the WPH Hospitalist Program, associate program director for the combined AGH and WPH Hospitalist Program, the medical director of the WPH Observation Unit, as an AHN and WPH Physician Advisor, and co-medical director of the WPH stroke program.

He is also an associate professor of Internal Medicine at Drexel University College of Medicine, which has a clinical campus at AHN, and a teaching attending physician at WPH and AGH.

Dr. Baroni earned his undergraduate pharmacy degree from the Duquesne University School of Pharmacy, and his degree in osteopathic medicine from the Philadelphia College of Osteopathic Medicine.

He completed his residency in internal medicine at West Penn and is board-certified by the American Board of Internal Medicine.

Julie Mazur (MHA-MBA, BSN) is the Chief Nursing Officer of AHN West Penn Hospital. A seasoned nurse leader, Ms. Mazur has broad management experience across various health care units, including med-surg, to labor & delivery, and perioperative/OP Services. Since 2020, Ms. Mazur has been the director of Preoperative and Cardiac Services at West Penn Hospital.

In her current role, Ms. Mazur has proven to be a transformational, transparent leader who promotes fair and just culture.

She was the recipient of the AHN Leadership Award for Perioperative Services in 2022.

Ms. Mazur received her BSN from Franciscan University of Steubenville, Ohio, in 1993 and graduated with her Master’s in Health Care Administration (MBA) from South University in Georgia 2019.

As Chief Financial Officer of West Penn Hospital, Anthony Duco is responsible for leading the hospital’s overall financial well-being and executing the hospital’s strategic financial plans and growth initiatives. His career spans more than 14 years in the field of financial management.

A member of the AHN family since 2014, Mr. Duco has held numerous progressive roles since joining the organization, including manager of Integrated Economic Modeling and director of Budget Forecasting and Planning.

Mr. Duco earned his Master of Business Administration in Finance, Accounting, and Economics degree from Carnegie Mellon University, and a Bachelor of Science in Finance from Saint Vincent College.