About Zen Care Physical Medicine Team

Zen Care was established on the philosophy of providing our patients with the most comprehensive, personalized, effective and lasting health care through combining conventional medicine with the most cutting edge chiropractic techniques.

Team of doctors at Zen CareOur wellness team at Zen Care proudly offers highly effective and results-oriented corrective chiropractic care (Chiropractic BioPhysics), advanced acupuncture, customized nutrition and weight loss programs, as well as therapeutic massages to help you feel your best.

At Zen Care in Irvine, we strongly believe in giving each patient the attention and respect they deserve. This translates into care that is much more than just routine, but a personal, fulfilling and pleasant experience centered around your needs and your progress towards optimal well-being. Learn more about our services and discover why so many people come to us for better health. Make sure to contact us for your free initial consultation.

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headshot of Dr. Jay Kang

Dr. Jay Kang

Founder & Owner of Zen Care Chiropractic 

With over a decade of experience running a highly successful practice, Dr. Kang has become an esteemed specialist in medical legal cases, sports medicine as well as family medicine. Furthermore, he is an accomplished Certified Industrial Medical Examiner, a Certified Manipulation Under Anesthesia Practitioner, and a Certified Neurologic Relief Technique Practitioner. Currently, Dr. Kang is working towards attaining his fellowship in Clinical Biomechanics through Chiropractic BioPhysics (CBP).

Dr. Kang graduated from Southern California University of Health Sciences where he holds various degrees in health, wellness and chiropractic care.

Among Dr. Kang’s most noteworthy patients are championship players from Major League Baseball (MLB), UFC fighters, Olympic competitors and medalists, as well as collegiate level NCAA athletes both locally and from around the country. Of course Dr. Kang deeply prides himself on serving his local community, ensuring every patient that entrusts Zen Care is completely satisfied with their level of treatment and care.

Dr. Kang’s immense educational background combined with his love for people, his faith and his family has made him one of Orange County’s most respected, admired and successful doctors. Despite his accomplishments though, Dr. Kang finds immeasurable pleasure in giving back and helping others attain wellness. For this reason, he often performs mission work in Mexico and donates his time and services to World Vision. Last but not least, Dr. Kang regularly volunteers in various community wellness events, high school rotational programs and health fares, assisting and educating the public on various health questions, concerns and wellness guidance.

When he’s not helping others, Dr. Kang enjoys spending quality time with his beloved wife, son and daughter, as well as regularly attending Eun-Sung Presbyterian Church.

headshot of Dr. ManjSandhu

Dr. Manj Sandhu


Dr. Sandhu attended college and university in British Columbia majoring in psychology and biology. His goal was to pursue a career in the healthcare profession and chose chiropractic, because of his many successes as a patient.

He attended the Los Angeles College of Chiropractic in 1996, and graduated in 1999, and began practicing in the city of Irvine.

After practicing in Canada for a year he moved back to California in 2002 and decided to learn Chiropractic Biophysics (CBP). By 2006 he had become certified in CBP and successfully treated thousands of patients through corrective care, dealing with many acute and complex conditions.

Dr. Sandhu’s many years of experience and success in the Irvine community with athletes, professionals, and families is a valued asset in our office.

Headshot of Dr. Torrez

Dr. Michael Torrez


Dr. Torrez was born and raised in Southern California.

Dr. Torrez came to find chiropractic when he was injured during a football game in high school. With a couple of chiropractic treatments and no drugs or surgeries Dr. Torrez was able to stand up, walk, and play his last game in the championship. Dr. Torrez was completely satisfied with his outcome in the care of chiropractic treatment that he decided to pursue his career in chiropractic.

He did studies towards a bachelors in biology at Cleveland College than transferred to Southern California University receiving his chiropractic degree were he was educated in his diagnosis and clinical skills.

Dr. Torrez is licensed through the Board of Chiropractic Examiners and has completed Part I-IV and Physiotherapy of the National Board of Chiropractic Examiners.

headshot of Dr Curbeiro

Dr. Marc Cubeiro


Dr. Marc Cubeiro is a Board Certified Anesthesiologist specializing in pain management and supervision of medical weight loss programs.

Dr. Marc received his medical degree in 1978 from the University of Southern California (USC) and completed his residency of Anesthesiology at USC in 1981. Dr. Marc’s methodical, detailed and comprehensive approach to patient care, as well as his genuine care for patient health and wellness makes him an ideal and intricate part of Zen Care.

Dr. Marc credits his faith, family, education, experience and passion for his continued service to public health, making it his mission to change as many lives as he can along the way.


Dr Zandra Tutt

Medical Director

Dr Zandra Tutt has been a practicing physician since 1985. She is highly trained and certified in the area of medical aesthetics, and holds a certification for administering botox and fillers since 2009.

Michele Hwang

Michele Hwang

Nurse Practitioner

Michele Hwang is a nurse practitioner with high level of training and experience in medical aesthetics, including administering botox, fillers, laser, and PRP treatments. She is a UCLA grad and practicing since 2017.

Monica Halili

Monica Halili

Registered Nurse

Monica Halili is an experienced nurse practitioner since 2006, and is an expert in aesthetic medicine and surgery. She has immense experience in botox, fillers, laser treatments, and assisted in many cosmetic surgeries.

Zen Care Physical Medicine
113 Waterworks Way
Suite 115,
Irvine, CA 92618

Monday10 AM - 1 PM 2 PM - 7 PM
Tuesday10 AM - 1 PM 2 PM - 7 PM
Wednesday10 AM - 1 PM 2 PM - 7 PM
Thursday10 AM - 1 PM 2 PM - 7 PM
Friday2 PM - 7 PM
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