Welcome to Coastal Gastroenterology Associates, PA

We are committed to providing the highest quality of care for digestive, liver and pancreatic diseases.

Dr. Subramanyam, the senior Gastroenterologist in the Coastal GI Group, has been in private practice in the Clear Lake area for more than three decades. He graduated from Madras Medical College, and migrated to US in 1976 where he completed his internal medical residency and GI fellowship training. He is proficient proficient in most GI Procedures such as EGD, Colonoscopy and ERCP to name a few.

Dr. Adi Malhotra is a board certified Gastroenterologist and Hepatologist. After research fellowship at Yale University, he moved to Texas in 2004. He completed a residency in Internal Medicine and a Fellowship in Gastroenterology and Hepatology at UTMB, Galveston. He is proficient in performing procedures such as EGD, Colonoscopy, PEG tubes, Hemorrhoid banding and ERCP. He provides consultations at Clear Lake Regional Medical Center, Mainland Medical Center, Kindred Hospital, and Cornerstone Hospital.

Our main office is in Webster (Clear Lake), and two other satellite offices located in Texas City, and in Baytown.

We specialize in treating gastrointestinal, liver, biliary and pancreatic disorders. Our Endoscopy Center is one of the top Ambulatory Surgical Centers in Texas. We perform various endoscopic procedures as well as treat all gastrointestinal disorders:


:: Clear Lake Office

Coastal Gastroenterology Associates

1015 Medical Center Blvd
Suite 1300
Webster, TX 77598

Phone: (281) 557-2527

:: Baytown Offices

Coastal Gastroenterology Associates

Jacinto Medical Group
2800 & 4002 Garth Road
Baytown, TX 77521

(by appointment only)

:: Texas City Office

Coastal Gastroenterology Associates

7111 Medical Center Drive
2nd Floor 
Texas City, TX 77591

(by appointment only)