Mainline Preventive Medicine, Logo

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Not accepting new patients


Experienced Medical Providers

Owner Bernard Harris started his career in public health and internal medicine at the Philadelphia Department of Public Health. He served as Director of HIV and AIDS services for Philadelphia Health District #5. Dr. Harris has more than 25 years of experience, is board certified by the American Board of Addiction Medicine (ABAM), and is dedicated to providing compassionate care to our patients.

Thank you for your interest. For questions or comments, please use the information listed here. We look forward to hearing from you soon. Health care information is personal and should remain confidential between you and your health care provider. Your privacy and security are important to us. For your protection, please do not provide any personal medical information through this form.

Hours of Operation

All Visits By Appointment Only

Mainline Preventive Medicine


Service Area
Malvern, PA, however, may treat patients in NJ, DE, or PA.  Office conveniently located,close to public transportation and highway access.

(866) 319-6926