Dr. Ninan will join our team of primary care and specialists located at 1429 Highway 6, Suite 203 in Sugar Land. For appointments call 832-500-1305 [su_divider top="no"] Dr. Mustaq Maredia (Internist) Dr. Maredia is a Board-Certified Internal Medicine Physician that focuses on acute and long term patient care.Find a Doctor by Name‧Online Payments‧Find Your Doctor‧Find a Doctor by Specialty‧Contact Us‧Locations.