Specialties: Expert in diseases of skin, hair, and nails. Dr. Christiaan P. Hallman was born and raised in Studio City, California and attended the University of Southern California. He received his Doctor of Medicine degree in 1994. During Medical School, Dr. Hallman achieved honors including the McVicar and ARCS scholarships and election into Alpha Omega Alpha Medical Honors Society. Dr. Hallman performed his Internship in Internal Medicine at Stanford University Medical Center. Dr. Hallman completed Residency training at Los Angeles County/USC Medical Center where he was Chief Resident in Dermatology. Dr. Hallman has practiced in Pasadena since 1999 and is currently located at his new office at 301 S. Fair Oaks Avenue, Suite 105, at the corner of Fair Oaks and Del Mar Blvd. His office number is 626-795-2007.