Miguel A. Arenas, MD
Gastroenterologist in Tucson, AZ
Mesquite Gastroenterology and Surgery CenterDr. Arenas performs Endoscopic Ultrasounds (EUS) which allows him obtain images and information about the digestive tract and the surrounding tissue and organs, including the lungs.
Currently accepting new patients
Principal specialty: Gastroenterology
Secondary specialty: Internal Medicine
Residency: 2001-2004
Fellowship: 2007-2007
Academic appointments: clinical instructor THMEP-UA program
Board certification: Internal medicine 2004, Gastroenterology 2008
In practice since 2007
Affiliations:
American College of Gastroenterology
American Society of Gastrointestinal Endoscopy
American College of Physicians
American Medical Association
Honors Patient’s Choice Award 2008
Languages available: Spanish
Cindy Chang
Nurse Practitioner in Tucson, AZ
Mesquite Gastroenterology and Surgery CenterCindy is a native of Tucson, Az. She attended the University of Arizona earning a degree in Molecular and Cellular Biology (BS). She has degrees in Nursing from Pima College (LPN & ADN), Northern Arizona University (BSN), and The University of Phoenix (MSN). She graduated Summa Cum Laude “with highest distinction" in her programs.
As a member of Southern Arizona Advanced Practice Nurse- Nurse Practitioner Society, she is passionate about practicing evidence-based medicine with a belief that health is a state of physical, mental, and social well-being. Prior to Mesquite Gastroenterology, she worked in the hospital setting and physical rehabilitation facilities.
In her free time, she enjoys cooking, gardening, furniture restoration, and spending time outdoors with her Husband and young Sons.
Kristina Jimenez
Nurse Practitioner in Tucson, AZ
Mesquite Gastroenterology and Surgery CenterAs a nurse practitioner with over 8 years of experience and 18 years in nursing I am committed to providing comprehensive, passionate, evidence-based care. I blend a holistic approach with evidence-based treatments to address the root causes of GI issues and promote long-term wellness.
My goal is to empower patients through education and personalized care plans. After spending years in family practice, I learned that I enjoyed working with patients with gastrointestinal disease.
Outside of the office, I find balance through hiking and spending quality time with my family, embracing the importance of wellness both personally and professionally.
Le Roi Arturo Baez, MD
Gastroenterologist in Tucson, AZ
Mesquite Gastroenterology and Surgery CenterDr. Le Roi Arturo Baez is a highly experienced gastroenterologist with over 22 years of practice in the field. He was born in Acapulco, Mexico, and earned his medical degree from the Autonomous University of Guadalajara, Mexico, in 1988. Dr. Baez completed his internship at the University of Costa Rica-affiliated Hospitals in San José, Costa Rica. He then pursued residency training in Internal Medicine and Gastroenterology at The National Medical Center in Mexico City.
Following his move to the United States, Dr. Baez completed a specialty in Internal Medicine at the University of North Carolina, Wilmington. He further advanced his expertise with a Fellowship in Gastroenterology at the University of Texas Medical Branch, where he sub-specialized in advanced therapeutic endoscopy.
Dr. Baez is board-certified in Gastroenterology and is a proud member of the American College of Gastroenterology. He is dedicated to providing comprehensive and compassionate care to his patients, with a particular focus on advanced therapeutic endoscopy. Dr. Baez offers state-of-the-art diagnostic and treatment options for a variety of gastrointestinal conditions.
When not practicing medicine, Dr. Baez enjoys traveling, reading, and spending time with family.
Alicia Encinas
Nurse Practitioner in Tucson, AZ
Mesquite Gastroenterology and Surgery CenterCertified Family Nurse Practitioner with over 16 years of healthcare experience. I began my nursing career after graduating with a Bachelor of Science in Nursing from Grand Canyon University in 2009. For 13 years, I worked as a Registered Nurse in high-acuity settings, including ICU, Emergency Medicine, and CVICU, where I was a clinical lead, developed expertise in critical care and complex patient management.
In 2020, I earned my Master of Science in Nursing from United States University with distinction and transitioned into advanced practice in internal medicine. Managing patients in acute settings across both hospital and skilled nursing facilities for 3 years.
Passionate about delivering evidence-based, patient-centered care that empowers individuals to take an active role in their health.
Outside of work, I am married and a proud mom of three daughters. I enjoy spending time with family and friends, and love being outdoors.