St. Luke's University Health Network


    • St. Luke’s Welcomes New Gastroenterologists, Offers Services At St. Luke’s Miners Campus In September

St. Luke’s Welcomes New Gastroenterologists, Offers Services At St. Luke’s Miners Campus In September

St. Luke’s Welcomes New Gastroenterologists, Offers Services At St. Luke’s Miners Campus In September

Kimberly Jegel Chaput, DO 

Kimberly Jegel Chaput, DO

Chatargy S. Kaza, MD, FACP 

Chatargy S. Kaza, MD, FACP

Bethlehem, PA (8/15/2014) -- St. Luke’s Gastroenterology Specialists have welcomed two new physicians to the practice to diagnose and treat digestive health needs.

Gastroenterologists Kimberly Jegel Chaput, DO, and Chatargy S. Kaza, MD, FACP, have joined St. Luke’s medical staff.

Dr. Kaza specializes in endoscopic procedures that include upper endoscopy, colonoscopy, gastrostomy feeding tube placements and other procedures. Dr. Kaza is board-certified in both Gestroenterology and Hepatology. Prior to his work in the Lehigh Valley, he worked with a private practice in Raleigh, NC. Dr. Kaza received his medical degree from Andhra Medical College in Visakhapatnam, India, and completed his internship and residency in Internal Medicine at New York Medical College, Valhalla, NY. In the past year he was awarded the highly respected Fellowship status in the American College of Physicians (FACP). Dr. Kaza will provide services in Bethlehem Township and Phillipsburg, NJ.

Gastroenterologist Kimberly Jegel Chaput, DO, joined the practice after completing her fellowship in gastroenterology and hepatology at Geisinger Medical Center, where she also served as Chief Fellow. She earned her medical degree at Des Moines University and completed her residency in internal medicine at Albert Einstein Medical Center, where she held the Chief Resident position. Dr. Chaput’s special interests include colorectal screening and cancer awareness, women’s gastrointestinal health and treatment of inflammatory bowel disease.

Dr. Kaza and Dr. Chaput join Ayaz Matin, MD, and Berhanu Geme, MD, who are both board-certified in internal medicine, gastroenterology and hepatology. Dr. Matin’s education includes the Aga Khan University Medical College in Karachi, Pakistan. He completed his internal medicine residency at the Hahnemann University Hospital/Drexel University College of Medicine in Philadelphia and completed a fellowship in Gastroenterology. Additionally, Dr. Matin completed an advanced Endoscopy fellowship at Beth Israel Medical Center in New York City.

Dr. Geme is a graduate of Jimma University School of Medicine in Jimma, Ethiopia. He completed his residency in internal medicine at Leno Hill Hospital/New York University School of Medicine in New York City and his fellowship in Gastroenterology and Hepatology at Mount Sinai School of Medicine (Elmhurst Program) in Elmhurst, NY. Both Dr. Geme and Dr. Matin have been published in multiple gastroenterology journals. Dr. Matin is a national presenter at Gastroenterology conferences and meetings.

“I love being in the field of Medicine and have a passion for digestive health awareness and prevention,” said Dr. Chaput.

Gastroenterology services include treatment for:

  • Colon cancer screening and prevention
  • Persistent heartburn, indigestion and GERD (gastroesophageal reflux)
  • Diagnosis of cancers of the digestive tract
  • Barrett’s esophagus
  • Inflammatory Bowel Disease, Crohn’s disease and ulcerative colitis
  • Liver problems
  • Pancreatitis
  • Celiac disease
  • Diverticulitis
  • Abdominal pain
  • Constipation
  • Diarrhea
  • Swallowing difficulties
  • Irritable bowel syndrome
  • Stomach ulcers
  • Viral hepatitis

Office locations include those in Bethlehem, Easton, Phillipsburg and Coaldale: 

St. Luke’s University Hospital – Bethlehem
Doctors’ Pavilion
701 Ostrum Street, Suite 601
Bethlehem, PA 18015

Lehigh Valley Professional Center
2571 Baglyos Circle, Suite B-29
Easton, PA 18020

Hillcrest Professional Plaza
755 Memorial Parkway, Suite 114
Phillipsburg, NJ 08865

St. Luke’s Miners Campus (as of early September)
360 West Ruddle Street, 4th Floor
Coaldale, PA 18218

Media Contact:

Denise E. Rader
Director, Network Media Relations
St. Luke's University Health Network

For more information about St. Luke’s services or to find a physician, call St. Luke’s InfoLink toll-free at 1-866-STLUKES (785-8537) Monday through Friday from 8:30 am to 4:30 pm or email us anytime at
St. Luke’s Again Named One of the Nation's 100 Top Hospitals by Truven Health Analytics
St. Luke's Weight Management Center

Quality Awards