About Us

Meet Our Team

Meet Dr. Desh Bandhu Sharma

Dr. Desh B. Sharma attended medical school on full scholarship at the highly prestigious University of Jammu (and Kashmir) in India, and graduated in 1998. 

He started practicing medicine by age 24 and moved to USA in 2003 when he was 31 years old. Dr. Sharma has experience in psychiatrics, orthopedic medicine, anesthesia plus forensic medicine when he was practicing in India.

Dr. Sharma has completed his residency at the New York Methodist Hospital in Brooklyn in 2007. New York Methodist Hospital is affiliated with Weill Medical College of Cornell University. He underwent his fellowship training in Gastroenterology and Hepatology at New York Methodist Hospital in Brooklyn and graduated in June 2012.

During his tenure in New York Methodist Hospital, he worked as a chief resident in internal medicine. Dr. Sharma also worked as a hospitalist/internist for one year in Michigan. He is a board certified in Gastroenterology/Hepatology.

Dr. Sharma moved to San Antonio in July 2012 and has been providing care for patient with a wide range of digestive aliments, including colon cancer screening, acid reflux, IBD, IBS, C diff colitis with fecal microbiota transplantation, liver and pancreatic diseases. In his free time he enjoys riding on his motorbike, listening to the music, traveling and adventure sports, including skydiving, bungee jumping and white water rafting.

Dr. Sharma is fluent in English, Hindi and Urdu, a language spoke in Northern India and Pakistan. He and his wife have two children.


Nurse Practitioner Heather, Franz

Heather is an advanced practice nurse who works in close collaboration with Dr. Sharma to diagnose, prescribe, and manage gastrointestinal conditions. Heather has been an advanced practice provider since 2014 and brings valuable experience in the fields of gastroenterology, urology, and geriatrics to the team. Heather holds a Master’s Degree in Nursing from the University of Texas at Austin. Heather is formally trained in adult and geriatric nursing and medical care, and holds Board-Certification as an Adult-Gerontology Clinical Nurse Specialist. She is licensed as a registered nurse (RN) and advanced practice registered nurse (APRN) with prescriptive authority through the Texas Board of Nursing. Heather loves treating a variety of GI conditions, and generally enjoys listening to patient’s concerns and teaming up with patients to determine the best plan of action for them as individuals. In her spare time, Heather enjoys cooking, hiking, exploring new restaurants, being outdoors, and spending time with friends and family.


Nurse Practitioner Lauren Block

Lauren Block is a certified Family Nurse Practitioner whom has been in the healthcare industry for 11 years. She received her Bachelor in Nursing and Master of Science in Nursing degrees at Maryville University in St. Louis, MO, where she is originally from. Her nursing background includes neurosurgery/trauma ICU and most recent experience in Colorectal Surgery. She received her Bachelor in Nursing and Master of Science in Nursing degrees at Maryville University in St. Louis, MO, where she is originally from. Her nursing background includes neurosurgery/trauma ICU and most recent experience in Colorectal Surgery.


Nitisha S Sharma, Administrator

I have been in Medical field for the past 8 years. I have a degree in Hospitality management. In my free time I love cooking, and listening to old Bollywood music. I have 2 kids, 15 and 11 years old  and they sure keep me on my toes.


Adrianna Trevino (Clinical Manager/Certified Medical Assistant)

I am the medical assistant for Dr. Sharma and Ms. Sara Hajda, NP. I have been working in the medical field for 9 plus years and working with Dr. Sharma from Past 6 years. In my free time I enjoy spending time with my son and listening to music.
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Brenda Moriera (Certified Medical Assistant)

Brenda, Medical Assistant to NP Heather Franz and Dr. Desh B Sharma. Brenda has been in the medical field for fifteen years where she has acquired experience in general medicine, cardiology, gastroenterology and Radiology. She has worn many different hats along the way!.  Currently, she is pursuing her Bachelor’s degree in Health Administration. Brenda is fluent in English and Spanish.  On her free time she focuses on her studies and spending quality time with her family. She enjoys music, dancing, reading and most of all traveling abroad where she loves to embrace Cultural Diversity.


Leonardo Marrero (Medical Assistant)

Leonardo is our newest member to the Gastro Star Family.  He is the Medical Assistant to Dr. Sharma and NP- Heather Franz. This is his first year in the field as a medical assistant.  Leonardo is currently attending College for his Physician Assistant degree while working full-time. In his leisure time he likes to read, listen to music, play his guitar and spend time with his family.


April Krueger (New Patient Coordinator)

I am the New Patient Coordinator for Dr. Desh Shama and Sara Hajda NP.  This is my first year working in the medical field.  Before this I was a bilingual Teacher’s assistant for  7 years.  Before that I was a Dental assistant for 19 years.  In my spare time I enjoy spending time with my 3 beautiful kids and my wonderful husband of 18 years.

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