Director of New Business Development: Jill Trevino
Jill graduated from Wayland Baptist University with a Bachelor of Science in Management. She has a diverse background which includes 8 years of management experience in the aviation industry, as well as customer service and sales experience in the healthcare industry. She has developed and maintained key relationships with physicians, hospital and insurance based case managers and many other healthcare providers, all in an effort to promote clinical excellence and customer satisfaction.

Regional Nurse Manager: Michelle Lanum, RN, BSN, CRNI
Michelle S. Lanum, BSN, RN CRNI graduated from the University of Alabama in Birmingham in 1978. Her nursing background has been in Medical/Surgical nursing, SICU/Post Anesthesia Care Units, and the Southwest Texas Methodist Hospital IV therapy team for 11 years. She transitioned to home infusion therapy in 1991 and was a Nurse Preceptor, Case Manager and Clinical Coordinator. During this time she established and successfully operated two ambulatory infusion suites. She was the Clinical Director and Branch Manager for Corinthian Care Group prior to becoming the Clinical Director of VISTA infusion. She brings to the Infusion Suite her extensive knowledge in administering high tech infusion therapies.

Nurse Manager: Lisa Vargas, RN, BSN, CRNI
After graduating with her Bachelor of Science in Nursing from UTHSCA in San Antonio, Lisa went on to get PICC line certified. She has worked at a local hospital in the transplant and cardiac unit prior to joining Corinthian's clinicians. In Vista's infusion suite, she coordinates patient care including initial patient assessments, clinical intervention and on-going coordination of care with pharmacy and the physician. She performs follow up documentation on the Vista infusion patients as well.

Alternate Site Nurse Manager: Larry Sierra, RN
After spending 4 years in the U.S. Army as an Army Medic, Larry graduated from Central Texas College in Killeen, TX. He spent 10 years as a staff nurse, in many clinical settings including: oncology, med/surgical units & recently on IV therapy team. He coordinates incoming patients care from the office & local hospitals. Initial assessments, teaching & monitoring patients on antibiotic therapy is conducted weekly. Patients care is managed from the start of therapy until completed.

VP of Managed Care: Nanette Sanders
Upon graduation from The University of Texas at San Antonio; Nanette worked as an office manager for a prominent OBGyn office with responsibility of negotiating physician contracts. She then joined PCA Healthplans of Texas in the marketing department for 2 years before becoming the Director of Provider Relations for Aetna. Nanette’s responsibilities included contracting for physicians, hospitals and ancillary providers. There she gained her expertise in infusion therapy providers. In 2003 Nanette joined the contracting team for Humana, Inc. where she had responsibility for Large Group, Ancillary and Hospital Providers. Nanette’s focus on negotiating with infusion therapy companies ultimately led her to join the CHS team.

Clinical Liaison: Maria Arabia, RN
Maria is a graduate of The Health Institute and Excelsior College. Upon graduation, Maria served as Practice Coordinator and Clinic Manager for over 10 years at an extremely busy spine clinic in San Antonio. She then joined the Methodist Hospital Case Management team where she coordinated continuation of care for patients within San Antonio, surrounding areas and out of state. As clinical liaison at VISTA, Maria has maintained relationships with medical providers and acts as an advocate for clients with medical service providers.