Lynn Jonason, Billing Specialist

Lynn Jonason serves as a dedicated Billing Specialist at Advanced Wellness, where her commitment to precise billing practices aligns seamlessly with the center’s mission to provide transparent and fair financial dealings. Lynn’s role is integral to maintaining the trust and satisfaction of patients by ensuring that their financial transactions are conducted with accuracy, integrity, and transparency.

With her meticulous attention to detail and thorough understanding of billing procedures, Lynn ensures that all billing practices adhere to the highest standards of professionalism and compliance. She meticulously reviews invoices, insurance claims, and payment records, leaving no room for errors or discrepancies that could undermine patient trust.

Lynn’s dedication to precise billing practices extends beyond her daily responsibilities. She actively seeks opportunities to enhance billing processes, streamline workflows, and implement best practices that optimize efficiency and accuracy. By staying abreast of industry regulations and emerging trends, Lynn ensures that Advanced Wellness remains at the forefront of transparent and fair financial dealings in healthcare.

In addition to her technical expertise, Lynn is also a compassionate advocate for patients. She understands that navigating the complexities of medical billing can be daunting for patients and their families, and she strives to provide clear explanations, responsive support, and compassionate guidance to alleviate any concerns or confusion.

Gary Yen, MD


Dr. Gary L. Yen is Board certified in Physical Medicine and Rehabilitation and has a sub-specialty in Pain Medicine. Dr. Yen grew up in Long Island, NY and received his medical degree from Ross University. He completed his internship in Internal Medicine at Lutheran Medical Center in Brooklyn, NY and performed his residency in Physical Medicine and Rehabilitation at Stony Brook University, where he was chief resident.

Dr. Yen completed a pain management fellowship at RehabNY in Buffalo, NY, during which he served as the assistant athletic trainer to the Buffalo Bison, the Minor League AAA baseball team for the Cleveland Indians, as well as the Niagara University men’s and women’s collegiate hockey team.

The former chairman of the Physical Medicine & Rehabilitation Division of the Pain Management Department at CentraState Medical Center, Dr. Yen specializes in the non-operative treatment of a variety of joint, muscular, nerve, skeletal, spine and sports related injuries. He treats acute and chronic pain syndromes and performs electrodiagnostic studies. Dr. Yen also performs variety of interventional pain procedures and minimally invasive spine surgery for the relief of pain. He utilizes conservative treatments such as physical therapy, chiropractic care and acupuncture in conjunction with other procedures to enhance long term benefits. Dr. Yen believes in working with patients to create individual treatment plans.

When not attending to his patients, Dr. Yen likes to play golf, cook, and has a passion for playing the saxophone and piano. He is the proud father of two boys.