Founders

Becky Evenson, RN, BSN, MBA, ACHRN, CWS

Becky’s Administrative career included the position of Director of Provider Relations for Select Specialty Hospital in New Orleans which was a senior management position responsible for all admitting, business development and contracting for the hospital. She also worked as CEO for a busy physicians practice, overseeing 6 different companies.

In 2003, Becky joined forces with Mary Hirsch to develop MATRIX Health Services, LLC. MATRIX consults with acute care hospitals to provide assistance in developing, re-organizing, and/or consulting for outpatient wound care and HBOT programs.

Becky has a Master’s degree in Business Administration and is an Advanced Certified Hyperbaric Registered Nurse as well as a Certified Wound Specialist. She is currently the President of the Baromedical Nurses Association (BNA).  Becky is a member of, as well as an Accreditation Surveyor for, the UHMS. She is also a member of the American College of Hyperbaric Medicine, is a member of the New Orleans Women’s Health Care Executive Network, and was co-founder and is current co-chair of the South Eastern Louisiana Save a Leg, Save a Life ( SELA SALSAL) organization.

Becky is currently the Chief Executive Officer of MATRIX


Mary LeMaire Hirsch, RN, MHA, ACHRN, CWS

Mary has been in the healthcare arena for more than 30 years as a registered nurse, the last 20 years in administrative positions. Her clinical background includes Medical Surgical, Emergency Department, Labor and Delivery, Ambulatory Surgery, Wound Care and Hyperbaric nursing.

Prior to focusing on Wound Care and Hyperbaric Medicine, Mary’s administrative experience included positions as Assistant Chief Nursing Officer, Administrative Council, and Chief Nursing Officer. During that time she created a new product line for the treatment of patients with chronic wounds secondary to nutritional status depletion and multi-system organ failure.

Recognizing her passion for wound care she became a program director for a national wound care and hyperbaric company in 1998. She supervised the build out and ran the program for one year before moving to the corporate office as the Regional Operations Director, then Chief Clinical Officer, providing clinical, operational and financial oversight of wound centers throughout the country. In 2003, Mary partnered with Becky Evenson to form MATRIX Health Services, a wound care and hyperbaric medicine consulting and management group.

In addition to nursing, Mary’s education credentials include a Master’s Degree in Healthcare Administration and board certifications in wound care and hyperbarics as a Certified Wound Specialist and an Advanced Certified Hyperbaric Registered Nurse. She is a member of the Association for the Advancement of Wound Care, serves as Program Chair for the Baromedical Nurse’s Association, and Associate Member of UHMS, serves as a UHMS Accreditation Surveyor and is also on the Accreditation Council, serves on the UHMS education committee, and is co-founder of SELA SALSAL.