At St. Joseph Health Medical Group, we know keeping your family healthy is your most important job. That's why our physicians specialize in the care of you and your family.
ServicesMarlon DeCastro provides internal medicine in Santa Rosa, CA. Marlon DeCastro is listed as an internist, which is a physician who studies Internal Medicine for adults.
To learn more, or to make an appointment with St. Joseph Health Medical Group Sonoma in Santa Rosa, CA, please call (707) 303-8300.