Our Team is Here to Help, Serving the Entire USA
Dr. Michael DeYoung, M.D.
Co-Founder & Medical Director
Michael DeYoung, MD, of LaSara Medical Group with locations in Sawtelle of Los Angeles, Tustin of Orange County, and Encinitas of San Diego, California, was born in Peoria, Illinois, where he attended the nearby University of Illinois for his undergraduate studies. After graduating, he spent two years serving in the Peace Corps, working on a project that brought portable water to the people of Thailand. After returning to the United States, he completed medical school at Georgetown University in Washington, D.C., graduating in 1974.
Dr. DeYoung then moved to California to complete his residency in internal medicine at Cedars-Sinai Medical Center in Los Angeles. After completing the three-year residency, he completed a second residency at Los Angeles County+USC Medical Center, this time studying emergency medicine.
A fellow of the American College of Emergency Physicians, Dr. DeYoung has worked extensively in emergency medicine for over four decades. Now, as the medical director of LaSara Medical Group, with Southern California offices in the Sawtelle neighborhood of Los Angeles as well as Tustin, California, he brings his wealth of experience to his treatment of men’s sexual health, pain management, and aesthetics with a detailed approach perfected by his years of work in emergency medicine.
Chief of Operations
John, Chief of Operations, Co-Founded LaSara Medical Group in collaboration with Dr. DeYoung in 2017. His fervor for LaSara’s transformative work for Southern California’s men and women is boundless. Witnessing how LaSara’s treatments positively impact men with sexual dysfunctions fills him with pride.
In recent years, John pivoted LaSara towards being a vanguard in human performance and longevity. He leads a team dedicated to optimizing lives through peptides, hormones, and advanced weight loss medications. His unwavering faith in science drives him to empower individuals, fostering peak physical performance and vibrant living.
As a seasoned athlete, John understands overcoming physical setbacks. Since 2017, he’s spearheaded LaSara’s cutting-edge pain management and aesthetic treatments. Personally benefiting from shockwave and peptide therapies for his sport-related injuries, he stands as a testament to their effectiveness.
John’s commitment to an exceptional patient experience is unwavering. As Clinical Director, he ensures integrity and honesty in every interaction at LaSara.
A California native, John is an avid outdoor enthusiast. Surfing, sailing, hiking, and quality time with friends and family over good food and wine enrich his life.
Lea, is a Nurse Practitioner with an extensive background in critical care. With a focus on high-acuity settings such as Neuro/Trauma and Cardiovascular Intensive Care Units, Lea’s expertise shines as an Extracorporeal Membrane Oxygenation Specialist RN. Moreover, she brings her wealth of experience to collegiate-level nursing education for critical care students.
Lea’s academic journey led her to a Masters of Science in Nursing and Adult/Geriatric Nurse Practitioner Certification from West Coast University’s MSN-AGNP program. During clinical rotations and continued education, her true passion emerged for Obesity and Osteopathic Medicine. Lea’s dedication to obesity and weight loss medicine sets her apart, as she combines her clinical acumen with a compassionate approach to help individuals achieve their health goals in these areas.
Committed to patient education and advocacy, Lea ensures every individual receives optimal care. Beyond her professional dedication, she finds joy in pilates, cherished moments with loved ones, and exploring the captivating Mammoth Mountain through hiking and snowboarding.
Registered Nurse & Treatment Protocol Consultant
Meet Registered Nurse Logan, the esteemed nursing and treatment consultant at LaSara Medical Group. Her journey spans the globe and nation, offering critical medical aid in diverse healthcare environments. Her accolades include the Circle of Excellence Award from the American Association of Critical Care Nurses, earned during her tenure in the Cardiovascular Intensive Care unit and Neuro Intensive Care Unit. Embracing the fusion of Eastern and Western medicine, she holds a Bachelor’s of Science in Nursing from the University of Phoenix and boasts certifications as a PICC RN and Healing Touch Practitioner.
Logan’s dedication shines in tailoring care to individual needs, harmonizing her approach with patients’ preferences. Beyond her exceptional medical acumen, she’s delving into the transformative realm of peptides and hormones, exploring novel avenues for patient well-being. Off-duty, Logan thrives on adventure, whether on her mountain bike, conquering the backcountry, or summiting peaks – all with a dash of whimsy, often seen sporting a tutu or wig for fun.
Mark is the swiss knife of LaSara Medical Group. He is intimately involved in the beginning stages of becoming a patient and provides educational resources to new patients about all of our treatments. He is well studied and offers a unique outlook on how to best achieve short-term and long-term health goals.
Mark is a graduate of UCLA and further studied at Cal State Fullerton during his time in school. He has management and business operations experience across a variety of industries including medical, cosmetology, and advertising.
Outside of the medical office, Mark feeds his creativity by remodeling interiors of homes in the local area. He is an avid mountain biker, weight lifter, golfer, and tech guy.
Medical Technician & Phlebotomist
Edwin has spent more than 25 years in the medical field with experience in multi surgical specialties, oncology, dermatology, rheumatology, orthopedics, urology, men’s sexual health, and shockwave therapy for plantar fasciitis and other orthopedic ailments. He is a compassionate and enthusiastic medical professional who manages LaSara’s patient treatments in Los Angeles.
Edwin is a proud father of a son who is following in his fathers footsteps to pursue a career in medicine. Edwin enjoys the outdoors and hiking.
Medical Assistant & Phlebotomist
Fernando began working in medicine in 2013. For more than 10 years, he has pursued continued education and work experience in Internal Medicine, Pain Management, Occupational Health, Urgent Care, and Urology. As a student of Nursing, he takes pride in developing his medical abilities and will eventually become a Registered Nurse.
Today, Fernando manages the Orange County office of LaSara. He is a true asset to LaSara and to our patients. His passion and knowledge in fitness, diet, pain management, and men’s health has provided him the ability to support LaSara’s patients as they work to make improvements in their own health and life.
Fernando is a proud father of two children. In his free time, you can find him caring for his family, exploring California’s wildlands, playing pickleball, and focusing on his fitness.
Performance Product Specialist
Cody is LaSara Medical Group’s Senior Performance Product Specialist. His expertise spans optimizing testosterone, shedding weight, and enhancing overall well-being. His devotion to crafting tailored solutions with the support of Dr. DeYoung and Ms. Thomas goes beyond the conventional, igniting comprehensive transformations. Adept at understanding individual goals, Cody engineers pathways to renewed vitality. Witnessing clients reclaim confidence and energy fuels his fire. Join him in a journey of transformation, where every achievement echoes his resolute dedication to your optimal health and vibrancy.
While not dedicating his time to our patients, Cody is an avid overlander. Him, his wife, and two dogs are constantly tackling the most challenging trails with the best views and peaceful landscapes. Additionally, Cody is a fitness enthusiast with a professional understanding of weight lifting and cardiovascular fitness.
Performance Product Specialist
Lauren is your dedicated partner to help you transform your health and well-being. Her fervor lies in tailoring comprehensive solutions that transcend mere treatments – she crafts empowering transformations with the support of LaSara’s professional medical team. A compassionate listener, she unravels personal aspirations and specializes in curating the perfect path to vibrant health.
Outside of the office, Lauren is a fitness and health fanatic! She loves to travel with her boyfriend, visit the beautiful California destinations, and live every day to the fullest. She enjoys creating connections with others in her community and growing her life in Southern California.
Medical Assistant & Phlebotomist, US Navy Veteran
Daniel began his career in the medical field at the young age of 17 as a medical scribe. Over the years, he began acquiring certifications such as Anesthesia Technician, Orthopedic Technician, Simulated Medicine Technician, and became an instructor in First Aid, BLS, and ACLS.
After receiving a Bachelors in Biochemistry with minors in Psychology and Music Theory, he joined the US Navy as a Hospital Corpsman and served his country for six and a half years. During his time in the military, he traveled the Pacific with the 3D Marine Division and was a vital asset for military medicine, educating fellow military peers in medicine, and humanitarian work.
Today, Daniel is a proud Father and Husband who enjoys football, olympic lifting, and rugby. He is pursuing medical school while managing LaSara’s San Diego locations and has worked with the LaSara team to help develop many of our treatment protocols. After medical school, Daniel aspires to join the Doctors Without Borders organization.
Patient Coordinator & Medical Assistant
Viviana began her professional medical journey in 2021, immersing herself in the field as a Medical Assistant and skilled Phlebotomist. Her practical experience encompasses delivering injections, conducting blood draws, and delivering empathetic care to those in need of health support. Her commitment to medicine and patient welfare harmonizes with a vibrant personal life – her true passion is embarking on global escapades with loved ones and cultivating personal growth through invigorating workouts, fostering both physical and mental well-being.
Medical Assistant and Treatment Technician
Johnray, a graduate of UC San Diego, holds dual degrees in Psychology and Global Health. With a minor in Health-Care Social Issues and BLS certification, he’s pursuing EMT training. His academic journey is complemented by Clinical Research Assistant roles and Medical Scribe experience, setting the stage for his current position as a Research Associate at Rady Children’s Hospital.
At LaSara Medical Group, Johnray is our San Diego office’s primary treatment provider for all shockwave treatments. He has an innate ability to help guide patients on their journey to feel better and perform at their best. Beyond the treatment room, he works with Dr. DeYoung in supporting the continued success of our hormone and weight loss patients.
Through continued education and work experience, Johnray aspires to excel in Pediatrics, Emergency Medicine, and Infectious Disease, while also focusing on healthcare equity. He unwinds through beach outings, soccer, and water activities, and volunteers at Rady’s, bringing joy to hospitalized children.
Medical Assistant & Logistics Manager
Meet Jessica Hallett, a seasoned professional with more than 20 years of expertise in the medical profession. She is a lead Medical Assistant and Logistic Manager at LaSara Medical Group. With a passion for patient support, Jessica thrives in creating a positive impact on individuals’ well-being. Her dedication extends beyond the workplace, as she actively promotes healthy living and disease prevention in community outreach.
Driven by the philosophy of the power of positive thinking, Jessica firmly believes that cultivating robust relationships forms the bedrock of her success. Her career is a testament to the significance she places on building and nurturing connections. Beyond the office, Jessica finds joy in the company of her grandson and shares adventurous moments hiking or paddleboarding with her loyal canine companion, Helios.