Dr. Henry Hb Ahlstrom specializes in clinical psychologist in Atascadero area. Dr. Henry Hb Ahlstrom, CP has a medical practice at 10333 El Camino Real, Atascadero CA, and has over 26 years of experience in the field of medicine. He graduated from his medical school with his medical degree in 1991. Dr. Ahlstrom is accepting new patients at his medical office and practice location in Atascadero, California. He is available for appointments, preventative care, medical care as well as ongoing patient care.