About OnPoint Healthcare Services LLC

Meet Your Provider

Marlene Margerum, DNP, AGPCNP-C, CRNP
Founder | Nurse Practitioner | Telehealth Specialist

Marlene Margerum is a compassionate and experienced nurse practitioner dedicated to providing personalized, patient-centered care for adults across Maryland. With over 20 years of nursing experience, she brings a holistic approach to healthcare—listening first, treating each person as an individual, and creating care plans that fit every lifestyle.

Through OnPoint Healthcare Services LLC, Dr. Margerum offers telehealth primary care and limited mobile concierge visits designed around convenience, access, and trust. Whether managing chronic conditions, completing wellness exams, or providing preventive guidance, she ensures every patient receives exceptional care in a safe, comfortable setting.

Our Mission

At OnPoint Healthcare Services, our mission is to make healthcare accessible, convenient, and personal. We bridge the gap between modern technology and compassionate human connection—bringing quality care directly to you, wherever you are.

Our practice is built on the belief that patients deserve more than a visit—they deserve partnership, empowerment, and peace of mind.

Our Core Values

💙 Compassion – We treat every patient with empathy and respect.
💻 Accessibility – We provide care that fits into your life, not the other way around.
📈 Excellence – We combine evidence-based practice with personalized treatment plans.
🤝 Trust – We value open communication and long-term relationships.

Our Promise

At OnPoint, your health is always our priority. Seamless Care. ONPOINT. Anytime. Anywhere.

Bringing compassionate care to every Maryland home.