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Meet the Team

Dr. Adam Weissman
Doctor of Medicine

Dr. Weissman is residency trained and board certified in Emergency Medicine. He obtained his undergraduate degree, Bachelor of Science in Biology at the University of Michigan. He continued his education completing his medical degree at New York Medical College in Valhalla, New York, and his Emergency Medicine Residency at the University of Connecticut.

Dr. Weissman has been practicing full-time Emergency Medicine for 16 years in community hospitals and trauma centers and has extensive experience in pain management and Orthopaedics. He regularly treats chronic back pain, pinched nerves, and spinal disk diseases. Additionally, he is certified in Medical Aesthetics and Anti-Aging and has been offering these services for 8 years. He is licensed to practice medicine in both California and Florida.


  • Integrated Residency in Emergency Medicine
  • University of Connecticut, Farmington, CT

Doctor of Medicine

  • New York Medicinal College, Valhalla, NY

B.S. Biology

  • University of Michigan, Ann Arbor, MI

Dr. Rick L. Letts
Doctor of Chiropractic

Dr. Rick Letts has been a licensed Chiropractor since 1984, and has been offering care in his clinic located in Irvine, California for 31 years.

Dr. Letts is a known patient advocate who truly knows the value of educating his patients to improve their individual health status. Using a "whole-body" approach, he is able to offer personalized Chiropractic treatment that his patients need and deserve, to achieve pain control, long-term balance and stability. His technique is diverse - described as gentle, and very effective. He offers integrative pain management for acute and extremely chronic conditions. Dr. Letts is experienced in treating many conditions, including arthritis, fibromyalgia, lower back pain and migraine headaches. He is also experienced in injury prevention, treatment, and prevention - whether it be sports-related or from an automobile / motorcycle accident. His experience has been sharpened by years of professional involvement and assistance to fitness enthusiasts, and collegiate, professional, and Olympic athletes. Dr. Letts has also provided his Chiropractic skills, knowledge, and treatments to members of the NFL, NHL, NBA, and MLB.

Dr. Letts is able to provide the necessary tools and treatments to accelerate your journey to good health, and maintain it- for adults and families alike! He is a known patient advocate who truly knows the value of educating his patients to improve their individual health status.

Dr. Letts is an Independent Disability Evaluator and a Qualified Medical Examiner (State of California Worker's Compensation). He is also a preferred provider for most health insurance policies.


  • University High School, Irvine, CA
  • Orange Coast College, Costa Mesa, CA
  • University of California, Irvine
  • Los Angeles College of Chiropractic, Whittier, CA


  • Outstanding Biology Student
  • Dean's Honor List
  • ASB Athletic Director
  • IBA Team Trainer    

Stephanie Chapman, FNP-c


Stephanie has been working in the medical field since 2014. She received her masters degree in nursing from Georgetown University. She is board certified by the American Association of Nurse Practitioners as a Family Nurse Practitioner and is a member of the California Association of Nurse Practitioners. She has background working in mental health, pain management, internal medicine, and family practice. She is passionate about providing high quality care to her patients and empowering patients to take an active role in their healthcare.

Stephanie is experienced in diagnosing and treating acute and chronic conditions including chronic back pain, spinal disc disease, headaches, joint pain, and neuropathic pain. She is experienced in providing orthopedic examinations, joint injections, trigger point injections, medication assisted weight loss, and ordering imaging and durable medical equipment as necessary..


  • Edison High School, Huntington Beach CA
  • CSU Channel Islands, Camarillo CA
  • Georgetown University, Washington D.C.


  • Graduated Cum Laude from Georgetown University
  • Nursing Honor Society
  • AANP board certified

Lilly Pelayo

Lilly Pelayo
Certified Massage Therapist

Lilly began pursuing a career in massage therapy in 2017. She studied Advanced Neuromuscular Massage at National Holistic Institute in Santa Ana, CA. Her technical training and nurturing touch make for the most relaxing and effective clinical massage. 

Lilly’s favorite types of massage include the utilization of hot stones. She is also certified in prenatal massage therapy. Lilly enjoys great professional gratification witnessing her patients' response to her treatments. Because she knows her experience and knowledge will improve their quality of life.

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