. Dr. Korenblit is rated as a Distinguished provider by MediFind in the treatment of Gastrointestinal Bleeding. His top areas of expertise are Choledocholithiasis, Gastric Dysmotility, Barrett Esophagus, Endoscopy, and Gastrectomy.

Booker Dalton is a Gastroenterologist in Atlanta, Georgia. Dr. Dalton is rated as an Advanced provider by MediFind in the treatment of Gastrointestinal Bleeding. His top areas of expertise are Familial Adenomatous Polyposis, Turcot Syndrome, Gardner Syndrome, Gastrectomy, and Endoscopy. Dr. Dalton is currently accepting new patients.

Alexis Calloway is a Gastroenterologist in Atlanta, Georgia. Dr. Calloway is rated as an Advanced provider by MediFind in the treatment of Gastrointestinal Bleeding. Her top areas of expertise are Familial Adenomatous Polyposis, Gastritis, Gardner Syndrome, Gastrectomy, and Colonoscopy. Dr. Calloway is currently accepting new patients.

Naveen Anand, MD, is a board-certified advanced gastroenterologist, with subspecialty training in interventional advanced gastrointestinal endoscopy. He graduated medical school from the State University of New York (SUNY) Downstate Medical Center, where he also completed his internal medicine residency, served as Chief Medical Resident of Kings County Hospital, one of the largest municipal hospitals in the City of New York, and also completed a fellowship in gastroenterology and hepatology. He then completed a second subspecialty fellowship in advanced therapeutic endoscopy at the University Maryland Medical Center in Baltimore, Maryland, where he also served as a general gastroenterology and hepatology attending. After completing his advanced therapeutic endoscopy fellowship, he went on to serve as the Director of Advanced Endoscopy at Norwalk Hospital in Norwalk, Connecticut, a Yale affiliate. He was also the Assistant Program Director of the fellowship program in gastroenterology and hepatology at Norwalk Hospital, and had faculty appointment at Yale Medical School. In addition to publishing in peer-reviewed journals, and presenting at national meetings, he also was the editor of a book focusing on the multidisciplinary management of pancreatic cancer. He is the Director of Advanced Gastrointestinal Endoscopy at Piedmont Atlanta Hospital.Dr. Anand performs therapeutic endoscopic ultrasound (EUS), endoscopic retrograde cholangiopancreatography (ERCP), spyglass cholangioscopy and pancreatoscopy, endoscopic mucosal resection (EMR), and endoscopic submucosal dissection (ESD) of large polyps and premalignant masses throughout the GI tract, enteral stenting, endoscopic closure of perforations, fistulas and leaks, Endohepatology, management of Barrett's esophagus, including radiofrequency ablation and cryoablation.His clinical interests include pancreato-biliary diseases, gastrointestinal oncology, resection of large polyps and masses throughout the GI tract, and the developing field of Endo hepatology, which focuses on using interventional procedures to help in the management of complex liver diseases.In his spare time, Dr. Anand enjoys spending time with his family, traveling, hiking, and enjoying the cultural and culinary diversity that Atlanta has to offer.Dr. Anand welcomes new patients and accepts most major insurance plans. Dr. Anand is rated as an Advanced provider by MediFind in the treatment of Gastrointestinal Bleeding. His top areas of expertise are Bile Duct Obstruction, Bile Duct Stricture, Cholestasis, Endoscopy, and Colonoscopy.

Randy Yanda is a Gastroenterologist in Atlanta, Georgia. Dr. Yanda is rated as a Distinguished provider by MediFind in the treatment of Gastrointestinal Bleeding. His top areas of expertise are Familial Adenomatous Polyposis, Turcot Syndrome, Gardner Syndrome, Endoscopy, and Gastrectomy. Dr. Yanda is currently accepting new patients.

Nicholas Church is a primary care provider, practicing in Family Medicine in Atlanta, Georgia. Dr. Church has been practicing medicine for over 26 years and is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Bleeding. His top areas of expertise are Type 2 Diabetes (T2D), Maturity Onset Diabetes of the Young, Familial Hypertension, Glucocorticoid-Remediable Aldosteronism, and Endoscopy.

James Barlow is a Gastroenterologist in Atlanta, Georgia. Dr. Barlow is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Bleeding. His top areas of expertise are Hemorrhoids, Familial Adenomatous Polyposis, Gardner Syndrome, Endoscopy, and Gastrostomy. Dr. Barlow is currently accepting new patients.

Dr. Walker is board certified in internal medicine, pulmonary disease, critical care medicine and pediatrics. He earned his medical degree from West Virginia University. He completed his internship and residency at Virginia Commonwealth University Medical Center, followed by a clinical fellowship at the University of Rochester. Dr. Walker is a fellow of the American College of Chest Physicians and the American Academy of Pediatrics, as well as a member of the American Thoracic Society. He has published numerous scientific articles in peer-reviewed medical journals.Dr. Walker specializes in airway disease, especially bronchiectasis and cystic fibrosis. He is passionate about improving the quality of life in patients with these diseases.In his spare time, Dr. Walker enjoys cooking, traveling, and trying in vain to stay in shape.Dr. Walker welcomes new patients and accepts most insurance plans. Dr. Walker is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Bleeding. His top areas of expertise are Bronchiectasis, Cystic Fibrosis, Lung Metastases, Liver Failure, and Gastrostomy.

William Tung is a Gastroenterologist in Atlanta, Georgia. Dr. Tung is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Bleeding. His top areas of expertise are Gastric Dysmotility, Colitis, Gas Bloat Syndrome, and Viral Gastroenteritis. Dr. Tung is currently accepting new patients.

Dr. Paul Joyner was born in Greenville, North Carolina. He attended the University of North Carolina at Chapel Hill for his undergraduate degrees in Biology and Psychology. He attended the University of South Alabama College of Medicine in Mobile, AL. After finishing medical school, he served at the University of Connecticut in Hartford, CT for his General Surgery Residency. He completed his colorectal fellowship at St. Francis Hospital in Hartford, CT. He then worked with the Colorectal Surgeons of Greater Hartford for two years.After welcoming the third child to his family, Dr. Joyner moved to Atlanta to join the practice at Piedmont Colorectal Associates in September 2015. Since that time, he has practiced primarily at Piedmont Henry Hospital but he also provides services at our Atlanta Office. He is board certified in both Colon and Rectal Surgery and General Surgery.Dr. Joyner performs treatment for a wide range of colorectal issues, both benign and malignant. He is certified to perform both robotically assisted and laparoscopic colorectal surgery for the treatment of various colorectal disorders including diverticular disease, inflammatory bowel disease and colorectal cancers. He also specializes in the care of anorectal disorders such as hemorrhoids, fissures, fistulas and fecal incontinence. He is well-trained in a broad range of colon and rectal disorders and offers compassionate and comprehensive care to his patients.Dr. Joyner has served and continues to serve on many professional committees and believes it is important to participate in the governance of the hospital you work with and maintain the quality of the care provided. Of special note, he has served as a member of the Robotic Surgery Committee and Medical/Surgical Quality committee at St. Francis Hospital and Institutional Review Board at Manchester Memorial Hospital. Currently, he serves on the Operational Council Subcommittee, the Perioperative Governance Committee and Professional Practice Evaluation Committee at Piedmont Henry Hospital.Dr. Joyner has three wonderful children. During his free time, he enjoys reading, the outdoors, board games, adventure races and new experiences. Dr. Joyner is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Bleeding. His top areas of expertise are Hemorrhoids, Familial Colorectal Cancer, Anal Fissure, Hemorrhoidectomy, and Bladder Reconstruction.

Dr. McCaffrey was born and raised in Detroit, Michigan. She received a BS in biology and graduated Phi Beta Kappa from the University of Michigan. She then attended Wayne State University School of Medicine on a full academic scholarship and graduated in the top 5% percent of her class, including induction into the Alpha Omega Alpha Medical Honor Society. She completed her general surgery residency at Emory University in 2006, followed by a fellowship in colon and rectal surgery at William Beaumont Hospital in Royal Oak, MI in 2007. After completion of fellowship she joined Oakland Colon and Rectal Associates in Royal Oak, MI where she practiced until 2009.Dr. McCaffrey was recruited to join Piedmont Colorectal Associates in 2009, and she was happy to return to Atlanta. She has been a member of the Piedmont Atlanta Hospital staff since 2009 and Piedmont Henry Hospital since 2015. She is also the primary colon and rectal surgeon at The Shepherd Center, a world-renowned rehabilitation center for catastrophic spinal cord and brain injuries. She is board certified in colon and rectal surgery, as well as general surgery. She is a Fellow of the American Society of Colon and Rectal Surgeons and a Fellow of the American College of Surgeons. She was named one of Atlanta's Top Doctors by Atlanta Magazine in 2020, 2021, and 2022.Dr. McCaffrey performs treatment for a wide range of colorectal issues. One of her main interests is in robotic surgery for benign and malignant diseases of the colon and rectum. She has performed the highest volume of robotic colorectal surgery at Piedmont Atlanta Hospital, successfully completing more than 800 robotic surgeries since 2013. She serves on the robotic steering committee for Piedmont Atlanta Hospital. She also enjoys performing screening and diagnostic colonoscopies, as well as a variety of office-based and surgical procedures for anorectal issues.In her free time, Dr. McCaffrey enjoys spending time with her family and friends, traveling the world, experiencing new cultures, and collecting stamps in her passport. She regularly attends live music events, hosts dinner parties, and runs road races ranging from 5k's to half marathons. Dr. Mccaffrey is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Bleeding. Her top areas of expertise are Neurogenic Bowel, Anal Fissure, Encopresis, Hernia Surgery, and Ureteroscopy.

Dr. Daniel Sarmiento is our newest physician at ATL Colorectal Surgery and is a board-certified colorectal surgeon who practices all aspects of colon and rectal surgery. He was born in Bogota, Colombia and attended Universidad del Rosario, one of the oldest and most prestigious medical schools in Colombia. He then started a rigorous general surgery residency at the University of Pennsylvania for 2 years and completed his training at Christiana Care Health System in Delaware. Dr. Sarmiento completed his Colon and Rectal Surgery Fellowship with the Lehigh Valley Health Network in Allentown Pennsylvania in 2017. He was then an attending surgeon at Somerset Hospital, Branch of the University of Pittsburgh Medical Center, where he served as the chair of the surgery department for many years.In 2022, he moved to Georgia and worked with the Northeast Georgia Health System primarily based in Braselton, and served as a core faculty member for the general surgery residency program. He was nominated as a Top Doctor by Georgia Trend Magazine in 2023.Dr. Sarmiento is a current Fellow of the American College of Surgeons and a Fellow of the American Society of Colon and Rectal Surgeons, where he actively serves on different committees. He has a special interest in minimally invasive surgical approaches, specifically robotic transabdominal surgery and robotic transanal minimally invasive surgery (R-TAMIS), as well as laparoscopy. He practices all aspects of colorectal surgery including treating malignant diseases of the colon, rectum and anus, as well as benign conditions such as inflammatory bowel disease, diverticular disease, constipation, and anorectal diseases including incontinence, hemorrhoids, fissures, and anal fistulae. He is also a firm believer in the importance of preventive medicine and performs colonoscopy and advanced polyp retrieval. Dr. Sarmiento is now accepting new patients at ATL Colorectal, P.C. on the Piedmont Atlanta Campus. Dr. Garzon is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Bleeding. His top areas of expertise are Cholecystitis, Ogilvie Syndrome, Familial Colorectal Cancer, Endoscopy, and Colostomy.

Dr. Haq is a graduate of the Emory University School of Medicine. He completed his internship and residency in internal medicine at Emory University affiliated hospitals. Dr. Haq is a member of the American Medical Association, the American College of Physicians and is a Diplomate of the National Board of Medical Examiners. He is board certified in internal medicine. Dr. Haq takes an individualized approach to medicine and recognizes that each patient's needs are different.He ensures he builds relationships with patients in order to better help them manage their health. Dr. Haq is interested in Preventive Care and tries to help his patients live healthy productive lives. Dr. Haq is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Bleeding. His top areas of expertise are Vitamin D Deficiency, Glucocorticoid-Remediable Aldosteronism, Hypertension, and Familial Hypertension.

H Hon is a Transplant Surgeon in Atlanta, Georgia. Dr. Hon is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Bleeding. Her top areas of expertise are Enlarged Liver, Visceromegaly, Cirrhosis, Gastrectomy, and Endoscopy. Dr. Hon is currently accepting new patients.

A native of North Carolina, Dr. Quinn received both his undergraduate and medical degrees from the University of North Carolina at Chapel Hill, where he received the NIEHS Intramural Research Training Award and the Burroughs Wellcome Summer Research Fellowship. He completed his internship/residency in internal medicine and fellowship in gastroenterology at the Ohio State University Medical Center in Columbus, Ohio. After completing his fellowship, Dr. Quinn returned to Columbus, where he served as Clinical Assistant Professor of Medicine and Medical Director of Endoscopy. During his appointments there, Dr. Quinn served on a number of collegiate/medical center committees. He was an invited lecturer on a variety of gastrointestinal topics. Dr. Quinn is trained in both diagnostic and advanced therapeutic endoscopic techniques including ERCP. He is a member of the American Society of Gastrointestinal Endoscopy, the American College of Gastroenterology, the American Gastroenterological Association, the American Association for the Study of Liver Disease and the American Motility Society. Dr. Quinn joined Atlanta Gastroenterology Associates in 2006. Dr. Quinn is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Bleeding. His top areas of expertise are Angiodysplasia of the Colon, Gastroesophageal Reflux Disease (GERD), Crohn's Disease, Endoscopy, and Colonoscopy.

Steven Keilin is a Gastroenterologist in Atlanta, Georgia. Dr. Keilin has been practicing medicine for over 25 years and is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Bleeding. His top areas of expertise are Achalasia, Angiodysplasia of the Colon, Gastroparesis, Gastrectomy, and Endoscopy.

Heba Iskandar is a Gastroenterologist in Atlanta, Georgia. Dr. Iskandar has been practicing medicine for over 19 years and is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Bleeding. Her top areas of expertise are Crohn's Disease, Ulcerative Colitis, Viral Gastroenteritis, Colonoscopy, and Endoscopy.

Kavya Sebastian is a Gastroenterologist in Atlanta, Georgia. Dr. Sebastian has been practicing medicine for over 20 years and is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Bleeding. Her top areas of expertise are Diarrhea, Irritable Bowel Syndrome (IBS), Gas Bloat Syndrome, Endoscopy, and Gastrectomy.

Sonali Sakaria is a Gastroenterologist in Atlanta, Georgia. Dr. Sakaria has been practicing medicine for over 21 years and is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Bleeding. Her top areas of expertise are Gastroparesis, Gallbladder Disease, Hepatitis A, Gastrectomy, and Endoscopy.

Kencliffe Palmer is a primary care provider, practicing in Internal Medicine in Atlanta,, Georgia. Dr. Palmer is rated as an Experienced provider by MediFind in the treatment of Gastrointestinal Bleeding. His top areas of expertise are Peptic Ulcer, Acute Kidney Failure, Necrosis, Sepsis, and Endoscopy.