Executive Team

Aaron Wiese
President, Amber Pharmacy
Assistant Vice President, Hy-Vee, Inc.

Aaron joined Amber Pharmacy in 2014. In his role as president he establishes strategic direction and oversees all aspects of the business. Prior to joining Amber Pharmacy, Aaron worked at Hy-Vee, Inc., for 11 years and held various positions, including four years in Long-Term Care Pharmacy and most recently he served as the Director of Health/Wellness Strategic Planning.

Micaila Ruiz, PharmD, R.Ph
Chief Pharmacy Officer

Micaila provides leadership and oversight for all operational functions, including the Customer Account Department and all pharmacy locations (Chicago, Dallas, Philadelphia, Omaha and Hy-Vee Pharmacy Solutions), and clinical operations. Micaila previously worked at Hy-Vee, Inc., starting as a pharmacy manager in 2011; she was quickly promoted to pharmacy supervisor in 2014. Before her career with Hy-Vee, Micaila was a regional supervisor for Health Mart. Micaila received her doctorate of pharmacy degree from the University of Nebraska Medical Center.

John Ortner
VP, Controller

John leads the Accounting Department and is responsible for financial planning and reporting, accounting and budget management functions. Prior to joining Amber Pharmacy in 2016, John worked at Hy-Vee, Inc. for 14 years and held various positions, including Internal Audit, Financial Reporting Supervisor and most recently Director, Financial Reporting. John graduated magna cum laude with a bachelor’s degree in accounting from the University of Northern Iowa.

Jo Ann Hyres
Senior Vice President, Sales & Marketing

Jo Ann is responsible for all marketing corporate communications, client services, prescriber sales and account management, and human resources functions. Initially, Jo Ann worked as a consultant for Amber Pharmacy and eventually relocated from Florida to Omaha to join the company full-time in 2010. Jo Ann strategically drives sales and works to ensure marketing and sales initiatives are aligned to meet organizational goals. She also oversees clinical services and efforts to ensure Amber Pharmacy has the most talented professionals in the industry to provide exceptional customer service.

Peggy Tomes
Senior Vice President, Reimbursement and Billing

Peggy oversees regulatory, compliance, audit, and accreditation initiatives throughout the organization. Peggy was one of Amber Pharmacy’s first employees, joining the company the year it was founded in 1998. Over time she has witnessed dramatic change as the company expanded from four employees to more than 170. Peggy has fulfilled many roles, including Vice President of Billing Services. Prior to joining Amber she worked in a home health care business.

Julie Zatizabal
Senior Vice President, Trade Relations

Julie works directly with the pharmaceutical manufacturers building relationships, finding synergies and driving Amber Pharmacy’s initiatives forward. Julie started her career with the Upjohn Company in Omaha, Nebraska. Her most recent position prior to joining Amber Pharmacy in 2012 was with EMD Serono working in Managed Care Account Management.

Adam Winstead
Vice President, Information Technology

Adam oversees all of the Information Technology Department and is responsible for the overall planning, organizing and execution of all IT functions at Amber Pharmacy. Prior to joining Amber Pharmacy in 2015, Adam held various positions at Hy-Vee, most recently serving as the Networks Systems Architect where he led the design and management of Hy-Vee’s systems and infrastructure.