Providers That Put You First

At Luna Health, we go beyond the basics. Our collaborative, multidisciplinary approach merges gynecology and primary care seamlessly, ensuring a comprehensive partnership focused on your well-being. Whether you're seeking routine check-ups or specialized care, we're here to listen, support, and empower you every step of the way.

Meet Your Providers

Byungyol “Bill” Chun, MD, FACOG

With over three decades of dedicated service as an OBGYN, Dr. Bill Chun brings a wealth of experience to Luna Health. For the past twenty-five years, he has been a pillar in communities north of Boston, serving with distinction and compassion.

A Fellow of the American College of Obstetricians and Gynecologists, Dr. Chun is renowned for his surgical expertise, particularly in minimally invasive robotic procedures. His commitment to staying at the forefront of medical advancements ensures that patients receive the highest standard of care.

Dr. Chun's philosophy centers on empowering women to become their own healthcare advocates. He firmly believes that education is the key to navigating both individual health concerns and the complexities of the American healthcare system.

Through his years as a physician, advisor, coach, and caregiver, Dr. Chun has gained invaluable insights into the unique challenges women encounter. His unwavering dedication to improving women's lives through optimal health is palpable in every interaction.

At Luna Health, Dr. Chun's passion for enhancing women's well-being shines through, guiding patients toward healthier, happier lives.

Crista Pehl, APRN, FNP-C

Crista Pehl, board-certified family nurse practitioner, is here to change your world of primary care.

Through years of experience working with women of all ages, she has appreciated the complexity of the changes a woman experiences during each phase of her life and their impact on her whole self. Crista forms trusted, compassionate relationships with her patients and works diligently to support their individualized needs.

She has been honored to serve her patients in the Greater Nashua area and provide them with the latest evidence-based care. As a healthcare entrepreneur, Crista embraces her opportunities of leadership to create places for patients to feel heard, cared for, and empowered.

At Luna Health, she offers a whole new experience through her passion for elevating primary care and providing women with the tailored, insightful care they so deserve.