Get to know the doctors at our Silver Spring office...

Norval A. Rios, M.D

Born in Maryland, Dr. Rios earned his medical degree from the Montemorelos University Medical School in Mexico and Loma Linda University in California. In practice for more than fifteen (15) years, he specialized in Internal Medicine and became board certified in Ambulatory Care.

Dr. Rios is fluent in both English and Spanish, and is supported by staff members with some background in French, Russian and Dutch.

Donal M. Billig, M.D.

Born in New York, Dr. Billig earned his medical degree from the University of Louisville in Kentucky. Board certified in general and thoracic surgery, Dr. Billig has significant experience in the management of problems related to cardiac, vascular and pulmonary systems.

In private practice for more that ten (10) years, Dr. Billig recently became board certified in Ambulatory Care.

Dr. Musico

Dr. Musico is the chiropractor at BC Medical Silver Spring.

... and the rest of us at Silver Spring!

the front desk staff :: the medical staff :: the chiropractic staff :: nurses 1 :: nurses 2



Get to know the doctors at our Annapolis office ...

Dr. O'Brien

Dr. O'Brien is the chiropractor at BC Medical Annapolis.

John E. Christie, M.D.

Born in Canada, Dr. Christie earned his medical degree from McGill University in Montreal and is certified in Internal Medicine by the Royal College of Physicians in Canada. He has significant emergency room experience, including pediatrics.

In the United States since 1996, he is fluent in both English and French.

Theodore E. Tamariz, M.D.

Born is Ecuador, Dr. Tamariz earned his medical degree from the University of Guayaquil in Ecuador, and completed his surgical internship and residency programs in Washington, D.C. and Maryland. In private practice in Virginia since 1964, Dr. Tamariz is board eligible in Family Practice.

Dr. Tamariz is fluent in both English and Spanish.

... and the rest of us at Annapolis!

the group



home :: our services :: our doctors :: locations