Cardiologist providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Chiropractor providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Dentist providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Dermatologist providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Family Physician providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
OB-GYN providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Ophthalmologist providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Orthopedic Surgeon providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Pediatrician providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Physical Therapist providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Podiatrist providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
Psychiatrist providers include doctors, nurses, nurse practitioners, and physician assistants. They often maintain long-term relationships with you and advise and treat you on a range of health related issues.
John Rivas, MD, is a triple board-certified gastroenterologist and founder of Rivas Digestive Center in Hollywood, Florida. Dr. Rivas and the team are committed to offering comprehensive, patient-centered gastrointestinal care with the highest level of professionalism, quality, and care.
Dr. Rivas graduated with his Bachelor of Arts in biology from the University of Miami in Coral Gables, Florida. He completed his medical degree at Ross University School of Medicine in Dominica, West Indies, graduating with the highest honors. Dr. Rivas returned to Florida to complete his internal medicine residency at the Florida campus of the Cleveland Clinic and was given the Chief Resident Award.
To further his training, Dr. Rivas completed a fellowship in gastroenterology at Cleveland Clinic Florida, and a subsequent fellowship in advanced transplant hepatology at the Cleveland Clinic in Ohio. After his training, Dr. Rivas returned to Cleveland Clinic Florida, and served as a staff gastroenterologist and transplant hepatologist in the abdominal transplantation department in 2014.
Rivas Digestive Center is a culmination of Dr. Rivas’ vast experience in gastroenterology and endoscopy. He offers his specialized training and expertise in various areas of gastrointestinal conditions, including celiac disease, GERD, hepatitis, irritable bowel syndrome, and more. Rivas Digestive Center also offers colon cancer screenings and colonoscopies, and the comfort of a team that’s ready to personalize treatment to each patient and their individual needs. As an active researcher and the primary investigator for several large, multi-center research studies, Dr. Rivas is committed to offering his patients the most up-to-date treatment solutions.
Rivas Digestive Center is honored to be your trusted health partner and the compassionate team is here to serve your every need. Call the office to make an appointment today or book online.
José Meléndez MD, specializes in gastroenterology and offers cutting-edge treatments for all types of GI issues. He welcomes new and existing patients to Eisenman & Eisenman, M.D., Advanced Gastro Consultants in Lake Worth, Florida.
Dr. Meléndez earned his bachelor’s degree in microbiology from the University of Puerto Rico in Humacao, Puerto Rico. He then completed his Doctor of Medicine at Ponce Health Sciences University in Ponce, Puerto Rico. After graduation, Dr. Meléndez relocated to the United States for further training.
He completed his residency training at Mayo Clinic Hospital in Jacksonville, Florida. In addition to gaining extensive experience in internal medicine and becoming board certified by the American Board of Internal Medicine, he received several scholarships, including the prestigious Mayo International Health Program Scholarship Award.
To build on his knowledge, Dr. Meléndez completed a gastroenterology fellowship at the Cleveland Clinic in Weston, Florida, where he was exposed to a great variety of gastrointestinal conditions and procedures.
Dr. Meléndez maintains multiple professional affiliations to help him stay abreast of the latest gastroenterology research and medical treatments. He has affiliations with the American College of Gastroenterology, the American Society of Gastrointestinal Endoscopy, and the Florida Gastroenterologic Society, among others.
Patients of Dr. Meléndez appreciate his attention to detail and willingness to explain their conditions and all possible treatment avenues. Dr. Meléndez is fluent in both English and Spanish and is dedicated to helping patients who may struggle with language barriers.
Jesse Eisenman, MD, is a board-certified gastroenterologist who is well-loved by those in his community. He treats patients at Eisenman & Eisenman, M.D., Advanced Gastro Consultants, at its convenient Lake Worth, Florida, office. In his practice, he enjoys treating all general gastro cases and he has a particular interest in screening colonoscopies and abdominal pain.
Dr. Eisenman graduated from the University of Delaware in Newark, in 1980, with a Bachelor of Arts in Mathematics and an induction into the Phi Beta Kappa honor society. He earned his medical degree in 1984 from Thomas Jefferson Medical College in Philadelphia and completed a residency in internal medicine at St. Louis University Hospital, during which time he was an active member of the American Medical Association.
Dr. Eisenman went on to the University of Florida Health Science Center in Jacksonville to complete a fellowship in gastroenterology. While he was there, he conducted clinical and pharmaceutical research concerning chronic esophagitis and type II histamine blockade. Immediately after finishing his fellowship, Dr. Eisenman moved to South Florida in 1989 and established a private practice of Gastroenterology in West Palm Beach..
He is board-certified by both the American Board of Internal Medicine and the American Board of Gastroenterology. He is also an active member of the Florida Gastroenterology Society
Outside of work, Dr. Eisenman is a classic car enthusiast who also likes to play tenor saxophone. He has competed in both county and state-wide amateur golf championships. Dr. Eisenman is married with two children.
Richard Eisenman, MD, is a highly respected gastroenterologist working with patients at Eisenman & Eisenman, M.D., Advanced Gastro Consultants in Lake Worth, Florida. He maintains a specialized interest in advanced endoscopic procedures.
Dr. Eisenman graduated magna cum laude with a Bachelor of Science in Biology from the University of Delaware in Newark, where he played on the college soccer team. After graduation, he immediately began medical school at Thomas Jefferson University’s Sidney Kimmel Medical College in Philadelphia, earning his medical degree in 1987.
Dr. Eisenman began his postgraduate training with an internship and residency at the University of Michigan in Ann Arbor, during which time he actively pursued endoscopic research of pneumatic dilation in achalasia.
He went on to pursue a fellowship at Northwestern University in Chicago in 1990, focusing on gastroenterology, advanced endoscopic techniques, and biliary techniques. There, he completed case reports and investigational studies in biliary ascariasis, porcine bile stability, biliary manometry, and an in-vitro biliary stent occlusion model.
After finishing his fellowship in 1993, Dr. Richard Eisenman headed to Florida to join his brother, Dr. Jesse Eisenman, in private practice. Together, they established Eisenman & Eisenman M.D.
Dr. Eisenman is an avid dog lover. When he is not caring for patients, he enjoys traveling, mountain hiking, reading, appreciating fine wine, listening to classical music, and practicing yoga.
Y. Joseph Usta, MD, was born in Iowa City, Iowa. He was raised on an American compound in Dhahran called Aramco and went to high school at a Department of Defense Navy base in Bahrain. He completed his undergraduate degree at the University of Arizona in Molecular and Cellular Biology and Chemistry. He did a year of GI research n pancreatic cell transplant at Emory University in Atlanta. He completed his medical school at the American University of Beirut (AUB). He did his Internal Medicine training at St. Joseph Hospital and Fellowship in Gastroenterology and Hepatology at the University of Arizona in Phoenix, Arizona. During his training he was selected as a fourth year Chief Resident in Internal Medicine and again selected to be Chief Fellow in Gastroenterology.
He also served as an Assistant Professor for both the University of Arizona and Creighton Medical Schools. Currently, Dr. Usta gives monthly lectures to residents and students at Wellington Reginal Medical Center and regularly has residents seeing patients with him in his clinic.
Dr. Usta is trained in all general GI but has a specific interest in liver diseases (Hepatology). He is very comfortable taking care of complex liver diseases including fatty liver, hepatitis B and C, cirrhosis, and getting patients ready for liver transplants consideration.
Dr Usta sees patients upstairs in the clinic and does procedures downstairs at the endoscopy center in the same building, cutting commute time and confusion for his patients. Some of the procedures he does include Upper Endoscopy (EGD), Screening Colonoscopy, and Capsules. He sees patients with Gastroesophageal Reflux (GERD), swallowing difficulties, and Barrett’s Esophagus. He regularly removes colon polyps during screening colonoscopies to help prevent colon cancer.
He also treats hemorrhoids using the CRH O'Regan System banding which is “fast and painless, over 99% effective and covered by insurance with no recovery time, fasting, or sedation” as per their website.
Professional & Teaching Experiences
Assistant Professor, University of Arizona.
Assistant Professor, Creighton Medical School.
Research & Publications
Poster 1675 Agent Orange Exposure
Presented an abstract to the 2015 American College of Gastroenterology's (ACG)
Hobbies
Dr. Usta has two daughters and a son, and a pet tortoise named “Tiki”. His hobbies include working out at Orang Theory, fishing, kayaking, biking, and any activity that includes the pool or beach. He is also not scared to try new foods from around the world. He loves gardening and has a few fruit trees that he manages in his backyard. He is currently taking online courses at Standford University on quantum physics for fun and loves to read books about history especially pertaining to World War I and II.
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