About
Mark A. Sordi, MD, FAAFP is a board-certified family physician with nearly 20 years of practice in Coastal Sussex County, Delaware. S. in Biochemistry before earning his Doctorate of Medicine Magna Cum Laude from Jefferson Medical College of Thomas Jefferson University in 1998. He completed his Family Medicine residency at Lancaster General Hospital in Lancaster, Pennsylvania, serving from 1998 to 2001. His clinical interests include sports medicine, diabetes, hypertension, and preventive medicine. Delaware Today has named him a Top Doctor in Family Medicine multiple times, including in 2014, 2015, 2020, and 2021.
Dr. Sordi is a testicular cancer survivor who navigated surgery and chemotherapy firsthand. That experience shapes how he listens to patients and responds to their concerns. He co-founded Mid-Atlantic Family Practice in 2004 and has built well-established referral relationships with specialists across the region. Outside the exam room, he lives in the Lewes community with his wife and three teenage daughters. The family enjoys dining out, biking local trails, relaxing on the beach, and walking around town. He finds particular reward in teaching and coaching his daughters, values that carry directly into how he approaches patient relationships.
Education & Training
Undergraduate
Bucknell University, B.S. Biochemistry, Summa Cum Laude, 1994
Medical School
Jefferson Medical College of Thomas Jefferson University, Doctorate of Medicine, Magna Cum Laude, 1998
Residency
Family Medicine, Lancaster General Hospital, Lancaster, PA, 1998-2001
Certifications
Conditions Treated
Who is Dr. Sordi right for?
Dr. Sordi is a strong fit for adults seeking a long-term primary care relationship built on prevention. Patients managing diabetes, hypertension, or cardiovascular risk benefit from his focused clinical attention. He serves patients across all three Delaware counties and the Eastern Shore of Maryland. His sports medicine background makes him a good match for active adults and athletes. Patients who value direct physician access and thorough annual wellness exams will find his practice well-suited to their needs.
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Frequently Asked Questions
Dr. Sordi focuses on family medicine, preventive medicine, sports medicine, diabetes management, and hypertension management. He addresses both acute and chronic health concerns for adult patients. His clinical approach prioritizes catching and managing health issues before they escalate.
Yes. Dr. Sordi holds board certification in family medicine through the American Board of Family Medicine. He also carries the FAAFP designation, reflecting his fellowship status with the American Academy of Family Physicians.
Dr. Sordi earned his Doctorate of Medicine Magna Cum Laude from Jefferson Medical College of Thomas Jefferson University in 1998. He completed his Family Medicine residency at Lancaster General Hospital in Lancaster, Pennsylvania, finishing in 2001.
Dr. Sordi has practiced in Coastal Sussex County for nearly 20 years. He co-founded Mid-Atlantic Family Practice in 2004 and has served patients throughout Delaware and the Eastern Shore of Maryland throughout his career.
Dr. Sordi is a testicular cancer survivor who went through surgery and chemotherapy. That experience gives him direct perspective on navigating illness and the healthcare system. He draws on it to approach patient concerns with genuine empathy.
Yes. Delaware Today has named Dr. Sordi a Top Doctor in Family Medicine multiple times, including in 2014, 2015, 2020, and 2021. He earned academic honors at both Bucknell University and Jefferson Medical College, including membership in the Alpha Omega Alpha Honor Medical Society.
Dr. Sordi views the doctor-patient relationship as a partnership built on mutual trust and respect. He describes treating each patient like a member of his family. His practice style prioritizes unhurried visits and individualized care planning.
Yes. Dr. Sordi has spent nearly two decades in Coastal Sussex County and has built strong referral relationships with specialists throughout the region. He can connect patients with the right specialist for a wide range of clinical needs.
Dr. Sordi affiliates with Beebe Healthcare, the regional hospital serving Coastal Sussex County, Delaware.
Doctor profile last updated April 11, 2026