PB Medical LLC
A practice grounded in oncology.
PB Medical LLC brings together deep clinical experience and current scientific understanding in the field of oncology, connecting expertise, insight, and the people advancing cancer care.
About the Founder
Sonja Alexander
DNP, CRNP, AOCNP
Dr. Sonja Alexander is an experienced oncology healthcare professional whose background spans direct patient care, medical affairs, scientific communication, and genomic testing.
Before transitioning into medical affairs, she practiced as an oncology nurse practitioner, providing compassionate care to patients navigating cancer diagnosis and treatment. Her subsequent work has involved collaborating with healthcare professionals in both major academic institutions and community-based oncology practices.
Sonja brings a clinician's perspective to complex medical and scientific information, with an emphasis on clarity, credibility, and meaningful collaboration. She established PB Medical as the professional home for her independent work and future opportunities across healthcare and the life sciences.
Education & Credentials
A foundation of rigorous training.
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2025
Doctor of Nursing Practice (DNP)
Salisbury University · Leadership
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2017
Advanced Practice Nursing, Oncology Specialty
Duke University
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2010
Registered Nurse First Assistant
Anne Arundel Community College
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2008
Master of Science (MS), Family Nurse Practitioner
Salisbury University
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2001
Bachelor of Science (BS), Nursing Science
Salisbury University
