New Search Lawrence L Ma MD (562) 693-3344 Primary Specialties Gastroenterology Date Appointed 11/30/1993 Primary Office Address: 6315 Greenleaf Ave. Whittier, CA 90601-3536 Phone: (562) 693-3344 Fax: (562) 696-4910 Recommend this Physician Get Directions Areas of Expertise Gastroenterology