Who We Are
At Medical Weight Loss RX, we are a team of experienced Nurse Practitioners (NPs), Registered Nurses (RNs), and Certified Nutritionist, dedicated to helping you achieve your weight loss and health goals. With a deep understanding of medical weight loss science and a passion for patient-centered care, our team takes a holistic, evidence-based approach to weight management. Our medical experts work closely with each client to create personalized, sustainable weight loss plans that are tailored to meet individual needs.
We understand that weight loss is a unique journey for each person, and we are committed to offering solutions that are both safe and effective. Using the latest advancements in weight loss therapies, including prescription medications, peptides, and comprehensive wellness strategies, we provide a medically supervised approach that prioritizes your long-term health and success.
At Medical Weight Loss RX, your health and well-being are our top priority. Our mission is to empower you with the knowledge, tools, and support to not just lose weight—but to build a healthier, more fulfilling lifestyle.
Meet The Team
Kathryn Russo, FNP-BC
Family Nurse Practitioner-Board Certified & Founder of Medical Weight Loss Rx
With over 15 years of experience in the healthcare field, Kathryn Russo, NP, has dedicated her career to helping patients achieve lasting health and wellness through evidence-based, personalized approaches to medical weight loss. As founder of Medical Weight Loss Rx and a highly skilled nurse practitioner, Kathryn is known for her compassionate, patient-centered care and deep expertise in a range of cutting-edge therapies.
Kathryn's approach goes beyond traditional weight loss methods. She specializes in tailoring personalized treatment plans that address the unique needs of each patient, whether it’s through the use of GLP-1 medications to regulate appetite and boost metabolism, peptides for fat loss and muscle support, or vitamin injections to enhance energy and optimize health. With a deep understanding of the science behind weight management and hormone balance, Kathryn is dedicated to helping her patients achieve sustainable results and improved quality of life.
Kathryn Russo, NP has practiced in medical facilities associated with some of the top medical schools in the country. She has a Bachelor of Science Degree in Nursing and a Masters of Science Degree as a Nurse Practitioner, and over the last 15 years, she has built a dedicated client base thanks to her passionate approach to providing not only great procedures but a thoughtful and caring office determined to help both men and women meet their goals.
Alicia Herlihy, MSN, FNP
Family Nurse Practitioner
Meet Alicia, our experienced Family Nurse Practitioner with a decade of hands-on healthcare experience and a strong foundation in surgery and internal medicine. She brings her passion for natural, sustainable results into every treatment—helping patients feel confident, energized, and truly cared for throughout their wellness journey.
Alicia specializes in personalized medical weight loss, including GLP-1–based therapies and comprehensive metabolic support. Her approach combines advanced clinical knowledge with a warm, patient-centered style, ensuring every plan is safe, effective, and tailored to individual goals.
Elizabeth O’Hearn LME, BSC, RN
Registered Nurse
Liz O’Hearn is a highly experienced Registered Nurse and a key member of our Medical Weight-Loss Team. With a strong background in plastic surgery and medical aesthetics, Liz brings a unique blend of clinical knowledge and patient-centered care to every weight-loss journey she supports.
In her role as a weight-loss provider, Liz works closely with patients to create safe, personalized plans that promote steady, sustainable results. She specializes in managing GLP-1 therapies, guiding patients through medications like semaglutide, tirzepatide and retatrutide with careful monitoring, ongoing education, and compassionate support. Her goal is to ensure each patient feels informed, motivated, and confident throughout every step of their transformation.
Whether she’s overseeing GLP-1 progress, adjusting a treatment plan, Liz is committed to delivering consistent, results-driven care. Her warm approach, clinical expertise, and dedication to patient success make her an invaluable partner for anyone ready to take charge of their health and feel their best.
Contact us
Have questions or ready to start your weight loss journey? Fill out the form below, and one of our experts will get in touch with you shortly. We're here to provide the support and guidance you need to achieve your health goals.