Board of Directors



Dr. Kimberly PersleyKimberley Persley, M.D., President

Partner, Dallas Endoscopy Center
Texas Digestive Disease Consultants

Dr. Persley has always had an interest in science. She studied at University of Texas Southwestern Medical School and Mount Sinai Medical School. She had the opportunity to rotate with amazing gastroenterologists at Parkland Hospital and Dallas VA Medical Center as a medical student. She knew it was the right specialty. Her focus is on Inflammatory Bowel Disease and obesity.


dallas freyer

Dallas Freyer, R.N., C.A.S.C., Vice President

Administrator, Corpus Christi Outpatient Surgery
Surgicare of Corpus Christi United Surgical Partners International

Dallas Freyer has served as the Administrator of Corpus Christi Outpatient Surgery since 2004 and also serves as the Administrator of Surgicare of Corpus Christi. Dallas is a Registered Nurse and Certified Administrator Surgery Center.

A graduate of Del Mar College Registered Nursing program Dallas also serves on the Texas ASC Society Programs & Education committee as well as a board member on the Texas Ambulatory Surgery Center PAC.

Maggie Jeffries, MD, Treasurer

Dr. Jeffries is a private practice Anesthesiologist in Houston, Texas. She received her anesthesia training at Johns Hopkins University, during which she served as a Resident Member of the American Society of Anesthesiology and the ACGME Resident Review Committee that reviews and certifies residency programs.

Following graduation, she became an Assistant Professor at M.D. Anderson Cancer Center, where she specialized in Pediatrics and Neuroanesthesia. During that time, she was an active contributor to diverse areas of research, including cerebral oximetry, post-dural puncture headache, infectious disease, and liver failure. She is a published author in several national journals, including Regional Anesthesia, Journal of Cardiothoracic Anesthesia, The Neurologist, and Regional Anesthesia and Pain Medicine, The Neurologist, Liver Transplantation and Surgery, and Anesthesiology News.

In private practice since 2010, Dr. Jeffries has extensive experience in anesthesia for ambulatory and office-based surgery. A partner in Avanti Anesthesia, she is active in all aspects of medical care including medical director, medication and equipment ordering, electronic documentation and quality improvement. Current projects for 2018 include a randomized trial of a new medication for sedation using the sublingual route.

Board Members


 susan cheekSusan Cheek, C.P.A., C.H.C.C., C.A.S.C., President

Administrator, Dallas Endoscopy Center; IV Anesthesia Services, PLLC; 
CEO, Creative Empowering Solutions, LLC

Susan Cheek has served as the Administrator of the Dallas Endoscopy Center and IV Anesthesia Services since 2006. Susan is a Certified Public Accountant, Certified Healthcare Compliance Consultant and Certified Administrator Surgery Center.
A graduate of Texas A&M University with a B.B.A. in Accounting.


Paul Dobbelhoff

Surgical Information Systems, Regional Vice President ASC Sales

Paul is a healthcare IT Executive in the Ambulatory Surgery Center industry who is dedicating to supporting the growth of the ASC industry. 


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Elena Fuentes, RN

Vice President, Ambulatory Surgery, Pain Specialists of America







Cheryl Garmon, DNP, RN, CASC

Director, Heaton Laser & Surgery Center  Heaton Eye Associates






Adam Hornback, RN, CASCS

Adam is the Administrator of North Texas Team Care Surgery Center in Mesquite Texas since 2012. Adam is an operating room nurse who has been in the ambulatory surgery center environment for about 15 years.





James McClung

Chief Development Officer, Reliant Medical Services 
[email protected]


James McClung BSN, RN has been in the nursing profession for 18 years. James served in the US Army Reserves for 14 years, as a nurse, in addition to his civilian work. He has developed, consulted, and managed ASCs from an Emergency Management/Safety Officer/Facilities Manager role; in addition to, clinical nurse, Director of Nursing, and Nurse Administrator roles. James is an expert in gap analysis, quality, and is the Chief Development Officer of Reliant Medical Services. RMS is the industry leader in ASC development, ASC development enhancement, EMR implementation, equipment procurement, gap/process consulting, and survey readiness. James, additionally to serving with TASCS, is a continuing member of AAAHC’s Expert Content Committee (ECC-MDS). He supports ASCs because they are tailored to and focused on the singularity of health care, the patient, and the patient experience.

Christina McDonald, MHA

Chief Executive Officer
Texas Health Surgery Center Rockwall

Christina manages a multispecialty ASC with 3 operating rooms, 2 procedure rooms, and 30 employees and implemented a successful total joint program in October 2018. 

She was named as one of the 40 Rising Stars Under 40 List in Becker’s ASC Review: 2013, 2014, & 2017 and has been a yearly speaker at Becker's ASC October Annual Meeting since 2015. 


Akshay Tavkar, MBA, CMPE, CASC

Director | Ambulatory Surgery Center
Kelsey-Seybold Clinic

Akshay is the Director of the largest licensed non-hospital free standing ASC in Texas. Recently completed a multimillion dollar renovation project in an ASC that performs nearly 25,000 procedures a year. Through the course of this expansion and remodel reaching 38,000 square feet, my team and I managed zero downtime for surgery and increased case volume and patient satisfaction scores. 


Laura Schneider, RN, CGRN, CASC

Sr. Director, Clinical Services

Laura Schneider has thirty-five years of GI Endoscopy nursing experience.  She has been certified in GI Nursing since 1990.  Previous GI nursing activities include SGNA Newsletter Editor, ABCGN Board of Directors, Past-President of Louisiana and Texas SGNA, and presenter for multiple SGNA regional and national meetings.  In 2003 Laura was invited to China to speak at an Infection Control meeting on Endoscope Reprocessing Standards in the US which ignited her passion for endoscope reprocessing.  She is currently a Clinical Director for AmSurg Corporation where she works with the center directors for 18 outpatient GI endoscopy centers in Texas, Oklahoma and Louisiana.   



Executive Director:
Krista R. DuRapau

Eric Woomer

Eric Wright