Cynthia Hartmann, PA-C

Cynthia Hartmann, PA-C is a certified Physician Assistant seeing patients at Lux Dermatology’s Stockton and Manteca offices, where she provides high-quality medical and aesthetic dermatologic care. She completed her Master of Science in Physician Assistant Studies at the University of the Pacific and has a strong clinical background supporting the diagnosis and treatment of a wide range of skin conditions. Cynthia is valued for her approachable demeanor, attention to detail, and commitment to delivering care that is both thorough and personalized.
Cynthia’s clinical training spans primary and urgent care, dermatology, plastic and reconstructive surgery, emergency medicine, women’s health, pediatrics, and behavioral health—giving her a well-rounded perspective when diagnosing and treating skin concerns. She is fluent in both English and Spanish, enhancing access and communication for a diverse patient population. Prior to becoming a PA, Cynthia served as a Sergeant in the United States Marine Corps, where she developed strong leadership, discipline, and a deep commitment to service—values she brings to every patient interaction.
Patients and referring providers can expect attentive, evidence-based care with a warm, professional touch. Cynthia is passionate about partnering with patients to achieve healthy skin and long-term results, and she is now accepting appointments at Lux Dermatology in Stockton and Manteca.