About Us

Lori Mazanec

Chief Executive Officer

Ms. Mazanec is a native of Alliance. She earned her Bachelor of Science degree in Business Administration with an emphasis in Accounting from Chadron State College in 1997. Lori began her career as the interim Accountant at Western Nebraska Community College before pursuing tax accounting. She worked for R.K. Nelson and Associates in Alliance for three years. In 2001, Lori joined Box Butte General Hospital as the Finance Assistant. She was promoted to Controller in 2008 which also included managing the finance department. She was again promoted, this time to COO of the hospital in 2013. In July 2016, Ms. Mazanec was named Interim CEO, a position she held for 6 months until officially taking on the role of CEO in December 2016. 

Ms. Mazanec is a graduate of the 2004 Leadership Box Butte program and Class VIII 2011 Nebraska Hospital Association Leadership Institute. Lori is pursuing a Master's degree in Healthcare Administration. She and her husband, Bill, have two daughters: Keeley and Kaelyn.

CEO Duties:

Overall management of Box Butte General Hospital, including administrative responsibilities of Executive Team, Human Resources, and Marketing.


Tracy Jatczak

Chief Financial Officer

Ms. Jatczak is a 1978 honors graduate of the University of Nebraska - Kearney, where she earned a Bachelor of Science in Business Administration with Emphasis in Accounting. She worked in the public accounting field for six years, during which time she earned her CPA certificate. Prior to her move to Alliance, Ms. Jatczak served as the Finance Director-City Treasurer for the City of Kearney and the Director of Accounting for Regional West Medical Center in Scottsbluff, NE. She joined the staff of BBGH in March of 2003 as its Chief Financial Officer. 

CFO Duties:

Ms. Jatczak is responsible for financial planning, financial reporting and recordkeeping, cash management and investments, and contract management for Box Butte General Hospital. Her administrative responsibilities include Finance, Patient Financial Services, Health Information Management, Purchasing and Central Supply. 


Chief Nursing Officer

Carolyn Jones

Ms. Jones is a life-long resident of Alliance. She graduated from Regents College-University of the State of New York with an Associate Degree in Nursing in 1993, and earned a Master of Science in Nursing with an emphasis in Leadership and Management from Western Governors University in 2012. She began working for Box Butte General Hospital as a nursing assistant until graduation in 1993, then a charge nurse and later in the Emergency Department and ICU. Prior to her current position as Chief Nursing Officer, Ms. Jones has worked as Clinical Nurse Manager at BBGH; the School/Health Project Director at Western Community Health Resources in Chadron from 2003-2007, and Quality Improvement Manager at Chadron Community Hospital and Health Services from 2006-2008. She is certified in Nursing Management and Leadership, a TeamSTEPPS Master Trainer, and a Lean Six Sigma Green Belt for Healthcare. Ms. Jones is a graduate of the Nebraska Hospital Association Leadership Institute, and is a board member of the Panhandle Public Health District. 

CNO Duties:

Senior nursing administrative position at Box Butte General Hospital, overseeing all the hospital nursing staff , and administrative responsibilities for Dialysis, Emergency Department, Intensive Care Unit, Surgery, Patient Care Unit, Cardio-Pulmonary Rehab, Obstetrics, Nursery, Respiratory Therapy/Electrodiagnostics, Dietary/Nutrition Services, and Nursing Education . 


Jim Bargen

Chief Operations Officer

Mr. Bargen is a 2007 University of Nebraska-Lincoln graduate with a Bachelor of Science Degree in Construction Management. The Hebron, NE native started his new duties as COO at BBGH on March 1, 2017, assuming leadership responsibilities for Plant Services, Environmental & Laundry Services, and Information Services.

After graduating from UNL, Mr. Bargen immediately joined Beckenhauer Construction Inc. (BCI) and after a few months he became an assistant superintendent. From there he moved up to project management and last year BCI promoted him to Senior Project Manager where he worked with all other project managers.

Mr. Bargen moved to Alliance with his family in January of 2014 to be onsite for the BBGH construction project. He and his wife, Kari, have four children: triplets - Harper, Harrison and Claire, and a new baby born at BBGH in 2015 - Lincoln.  

COO Duties:

Mr. Bargen is responsible for the Community Health Needs Assessment. His administration responsibilities include: Information Systems, Environmental Services, Plant Maintenance, Plant Operations, and Laundry.


Mary Mockerman

Chief Quality Officer

Ms. Mockerman grew up and received her professional nursing education in Philadelphia, PA. In 1978 she moved to Nebraska, and in 1979 began working for Box Butte General Hospital as a charge nurse and later as a house supervisor. Prior to her current position as Chief Quality Officer, Ms. Mockerman has served in a variety of roles, including: Infection Control Nurse, Employee Health, Utilization Management, Hospital Social Services, Quality Manager, Joint Commission Accreditation Coordinator, Risk Management, Safety Officer, and Director of Special Services. She is a licensed Social Worker, certified in Infection Control, a TeamSTEPPS Master Trainer, a member of A.P.I.C., NHA Coalition for Patient Safety, and the Historian for the Nebraska Association of Healthcare Quality, Risk and Safety. Ms. Mockerman is a graduate of the Leadership Box Butte and the Nebraska Hospital Association Leadership Institute programs. 

CQO Duties:

Overall manager of several departments, including Risk Management, Quality, Patient Safety, Joint Commission Accreditation, Infection Prevention and Control, Utilization and Case Management, Discharge Planning, Social Work and outpatient Behavioral Health Case Management.