With over 15+ years of experience, Marina built a successful medical billing business, Mariann Medical Billing Service, from the ground up. She has worked extensively with Family Practice, Physical Therapy, and Urgent Care clinics, and currently collaborates with three clinics across California and Florida. Marina has also taught at a vocational school and helped countless students launch successful remote careers in medical billing. With deep, hands-on industry knowledge and real-world experience across multiple states and specialties, she is uniquely positioned to speak openly and confidently about medical billing. She knows what works — and she teaches it in a way that’s simple, relatable, and actionable.