Dr. Ma was born in Shanghai, China and finished high school in Hong Kong. He graduated from Occidental College Los Angeles with AB in Chemistry and continued to USC Medical School in Los Angeles. He finished his training in Internal Medicine at LAC USC Medical center and joined Ross Loos Medical group, where he was elected to the Board of Ross Loos after 4 years. Ross Loos was bought out by CIGNA Health plan in 1980 and Dr. Ma was promoted to Deptartment Chairman of the Internal Medicine department in charge of 28 doctors. He was also elected president of CIGNA hospital in 1984. After the contract with CIGNA health plan expired, he set up private solo practice in Chinatown of Los Angeles as a safety net internist.
Dr. Ma joined a group of fellow physicians in Chinatown and took over the Bankrupt community French hospital in 1989 which was renamed the Pacific Alliance Medical Center (PAMC). He was elected to be on the Board of PAMC in 1993 and has served on it since. Dr. Ma was also elected President of Pacific Medical Center and served in 1996. PAMC acquired 50% ownership of Carefirst health plan (an HMO) and has expanded their business into an MSO (Synermed) .
Dr. Ma is also active in the California Medical Association, serving as a delegate for the Los Angeles county and Ethnic Medical Organization. He was elected to the Los Angeles County Medical Association Presidency in 2010. At present, Dr. Ma is serving on the Board of Employee Health Services IPA ( State wide IPA with quarter million Medi-Cal patients and still active in Organized Medicine. And of course, he is with NCAPIP.