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Availability last updated 08/29/2025
Dr. Marjorie M. Yong specializes in both weight loss and sleep. At Yong at Heart Total Wellness, Dr. Yong serves residents in Encino, California and the surrounding areas of Los Angeles.
Dr. Marjorie Yong helps patients achieve a healthier life by addressing not only individual medical problems such as diabetes, high cholesterol, or hypertension but also obesity that often underlies such disorders.
She is uniquely trained in Obesity, Nutrition, and Primary Care:
• Bachelor of Science, Biology, UCLA
• Doctor of Medicine (M.D.), from Medical College of Georgia,
• a leading primary care medical school in the U.S.
• Family Practice residency in the UCLA-affiliated
• Kaiser Woodland Hills program
• National Institutes of Health (Clinical Research) Fellowship
• in Nutrition, Department of Medicine, UCLA School of Medicine
• Treated Obesity (culminating as senior physician) for 2 years
• in the Bariatrics practice of the late Morton Maxwell M.D.,
• Professor of Medicine at UCLA, a pioneering expert in Obesity
• Founded Yong at Heart Total Wellness, Inc. in 2000
• Diplomate of the American Board of Family Medicine
• Diplomate of the American Board of Bariatric Medicine
Dr. Yong has over 13 years of experience with patients reducing weight for health reasons including pre- and post-gastric bypass patients, children, and adults. Some desire only to lose
a few pounds.Others need to lose 80-100 lbs or more. Her goal is to help everyone to achieve a healthier weight for the long-term benefits. In addition to weight loss treatment, she advises
on general health maintenance and screens for other disorders.
Dr. Marjorie Yong, MD
Family Physician
5400 Balboa Boulevard
Suite 212
Encino, CA 91436
MEET OUR PROVIDER - KATHRYN PAWELEK
Katie Pawelek, MSN, APRN, FNP-C, is a dedicated Family Nurse Practitioner with a passion for delivering patient-centered care at Temecula Medical Group. With over a decade of experience in nursing, Katie brings a wealth of expertise from her work in cardiology, emergency services, and surgical care across prestigious institutions like Scripps Green Hospital and Houston Methodist Willowbrook Hospital. Holding advanced certifications including FNP-C, CEN, and ACLS, she excels in managing acute and chronic conditions with a focus on empowering patients through education and compassionate care.
Katie’s approach to healthcare is rooted in her commitment to timely, individualized treatment plans that enable patients to understand and manage their health effectively. Her extensive background in high-acuity settings, such as Level I Trauma and STEMI Receiving Centers, has honed her ability to make critical decisions and collaborate seamlessly with interdisciplinary teams. At Temecula Medical Group, she provides comprehensive care, from ordering and interpreting diagnostics to performing procedures and furnishing medications.
Outside of her professional life, Katie is an active mother who can often be found cheering on her children at volleyball games or baseball fields. A lover of the outdoors, she enjoys music, dancing, art, and home decorating, bringing the same warmth and creativity to her patient interactions. Katie’s blend of clinical excellence and genuine care makes her a trusted provider for families in the Temecula community.
Kathryn Pawelek, FNP-C
Nurse Practitioner
27555 Ynez Road
Ste 102
Temecula, CA 92591
MEET OUR PROVIDER - DR. “RICH” RAWSON
Richard Rawson, DO, is a board-certified Osteopathic Physician. Surgeon and a concierge primary care physician who sees patients at Temecula Medical Group in Temecula, California. Dr. Rawson is a native of Southern California. He grew up in Mission Viejo, graduating from Mission Viejo High School. Dr. Rawson attended Brigham Young University in Provo, Utah, where he received his Bachelor’s degree in Exercise Physiology. He received his medical degree from the Des Moines University College of Osteopathic Medicine in Iowa.
Dr. Rawson completed his residency training at Madigan Army Medical Center in Tacoma, Washington — part of the University of Washington Family Medicine Residency Network. The University of Washington School of Medicine has been identified as the nation’s top primary-care school in each of the last 18 years by US News & World Report and the top medical school in the country in family medicine and rural medicine training for the past 20 years.
Dr. Rawson was deployed to Afghanistan in 2012-2013, supporting Operation Enduring Freedom as the Squadron Surgeon for the 1st Squadron of the 4th Cavalry Regiment of the US Army. He is a fellow of the American Academy of Family Physicians, and Temecula Medical Group is one of the first direct care practices in the nation. He speaks both English and Spanish.
Dr. Rawson loves the Lakers, Cowboys, Angels, and Dodgers. He loves spending time with family and is driven not to waste a minute. He is forever grateful for the sacrifice of our men and women in uniform whose lives ended too soon and thankful for their gift of freedom. Dr. Rawson was honored with a Bronze Star for service while deployed with the 1st Squadron, 4th Cavalry Regiment to support Operation Enduring Freedom in Afghanistan. Causes he cares about include Wounded Marine and Operation Underground.
Dr. Richard Rawson, DO
Family Physician
27555 Ynez Road
Ste 102
Temecula, CA 92591
MEET OUR PROVIDER - RYAN ROWAN
Ryan D. Rowan, PA-C, is a skilled Board Certified Physician Associate specializing in primary care. At Temecula Medical Group in Temecula, California, he takes pleasure in connecting with patients, learning about their lives, and helping them achieve their health goals. He enjoys working with people from all walks of life, especially those of different cultures.
Ryan was born and raised in Dana Point and Mission Viejo, California. After earning his BA from Brigham Young University, he worked as a medical interpreter for Spanish-speaking patients and loved what he saw. He observed many clinicians and nurses compassionately caring for their patients and found such purpose in their daily efforts and satisfaction in their conversations.
Ryan then completed Drexel University’s Hahnemann Physician Assistant Program with a Master of Health Science in 2007. He scored in the 95% on the National Board Exam. Aside from all primary care skills and duties, Ryan is trained in Osteopathic Manipulation Technique of the spine.
Ryan has provided health care to underserved populations in two different Federally Qualified Health Centers. He spent a year and a half in Central California and five years in Idaho, four of which he served as lead clinician for a rural health clinic. Currently, Ryan is participating in a pilot test program to improve the recertification process for all Physician Assistants in the US by the National Commission for Certification of Physician Assistants.
He has been described as a true caregiver; his patients often leave appointments feeling lifted. In addition to English, Ryan also speaks fluent Spanish and Portuguese.
Outside of work, Ryan loves participating in sports with his four children, including football, soccer, basketball, and any sport with a board. He also enjoys the musical benefits of four accomplished musicians (his kids) in his home.
Mr. Ryan Rowan, PA-C
Physician Assistant
27555 Ynez Road
Ste 102
Temecula, CA 92591
Dr. Robert Schreiman, MD
Family Physician
2283 Fairview Rd
Costa Mesa, CA 92627
Dr. Robert Schreiman, MD
Family Physician
340 Victoria St
Costa Mesa, CA 92627
Dr. Robert Schreiman, MD
Family Physician
2959 Babb St
Costa Mesa, CA 92626
Dr. Robert Schreiman, MD
Family Physician
350 W. Bay St.
Costa Mesa, CA 92627
Dr. Robert Schreiman, MD
Family Physician
2619 Orange Ave
Costa Mesa, CA 92627
Dr. Robert Schreiman, MD
Family Physician
2689 Canary Dr
Costa Mesa, CA 92626
Dr. Robert Schreiman, MD
Family Physician
3088 Johnson Ave
Costa Mesa, CA 92626
Dr. Robert Schreiman, MD
Family Physician
2891 Bear St
Costa Mesa, CA 92626