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About Theodore Gerard A. Caspe, MD

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Theodore Gerard A. Caspe, MD, serves families in the Rancho Cucamonga, California community with a sense of support and responsibility. Specializing in family practice and aesthetic medicine, Dr. Caspe covers the most fundamental needs of the men and women in the Inland Empire.

Superior personalized care and patient access are his top priorities. Dr. Caspe received his medical education and bachelor’s degree in microbiology from the University of Santo Tomas in Manila, Philippines. He completed his residency at Arrowhead Regional Medical Center in Colton, California, and received his license from the Medical Board of California. Immediately following his residency, Dr. Caspe went into private practice for family medicine, where he’s been serving his community for over 22 years.

While in private practice, he simultaneously served as an urgent care physician for the first nine of those years; he has since directed his focus solely on private practice. In his free time, Dr. Caspe satisfies his wanderlust with travel and exploring new places.

 

Board-Certified Pediatrician | Medical Director, Dr2Kids Medical Group

Dr. Smita Tandon is a board-certified pediatrician and the medical director of DR2KIDS Medical Group in Fountain Valley, with over 50 years of experience caring for children and young adults. Her passion for pediatric medicine is rooted in a lifelong commitment to helping the next generation grow up healthy, confident, and supported.

Dr. Tandon began her medical journey in India, earning her Doctor of Medicine degree from Grant Medical College in Mumbai. She completed a residency training at King George’s Medical College in Lucknow, India, followed by a second residency at the University of Southern California in the heart of downtown Los Angeles. These formative experiences shaped her holistic, patient-centered approach to care.

A Mission Rooted in Compassion and Excellence

Dr. Tandon’s mission is simple: to provide high-quality healthcare in a clean, safe, and welcoming environment where every child feels safe and valued. She believes deeply in the power of positive childhood experiences and strives to be a trusted role model for her patients and their families.

From treating colds and sniffles to celebrating high school and even college graduations, Dr. Tandon treasures the full journey of pediatric care. One of her greatest joys is hearing from former patients—and even cares for their children!

A Passion for Teaching and Community Health

As a dedicated educator, Dr. Smita Tandon actively mentors medical students, residents, and nurse practitioner students through her teaching clinic. She also shares her knowledge with the broader community, such as offering guidance during public health crises like the COVID-19 pandemic. During the height of the outbreak, she spoke to men,women, children and school communities in underserved areas of India, helping them understand how to prevent transmission and access vaccines and treatments.

Outside the Clinic

Dr. Tandon lives in Orange County with her husband and is proud of her two daughters, both of whom have followed in her footsteps into the healthcare field. In her free time, you’ll find her curled up with a good book, listening to music, cooking, or enjoying quality time with her family. 

Dr. Ravinder Singh uses a holistic approach to patient care at Rancho Wellness in Rancho Cucamonga and Upland, California. Specializing in family medicine, Dr. Singh leads a team of dedicated medical professionals who share his philosophy of partnering with patients to reach their health and wellness goals.

Dr. Singh received a Bachelor of Science degree from the University of Michigan Ann Arbor. He obtained his MD from Wayne State School of Medicine in Detroit, Michigan, and completed his family medicine residency as Chief Resident at Baylor College of Medicine Family Medicine.

The healthcare team at Rancho Wellness understands that lifestyle choices and the environment greatly impact a patient’s health and wellbeing. Instead of just writing a prescription to treat your symptoms, Dr. Singh takes the time to get to know you, then recommends a comprehensive treatment plan focusing on the core reasons for your medical issues. He uses a combination of traditional medicine and time-proven alternative treatments to address conditions like diabetes, elevated blood pressure, and cholesterol control. Without judging your previous choices, he’ll encourage you to form a partnership with his team so you can obtain the best possible level of physical and emotional health.

Dr. Singh loves watching football, and is a self-proclaimed fanatic for the Michigan Wolverines and Detroit Lions. He’s also an avid reader who enjoys travel, golf, and basketball.

Shruti Patel, MD, is a Board-Certified Family Medicine Physician specializing in Family Practice and Urgent Care at Low Cost Health Clinics. 

With seven offices in Anaheim, Riverside, Santa Ana, Corona, and Indio, California, patients have a variety of locations to choose from. In addition, all the clinics are on a walk-in basis, so patients can access care when needed.

Dr. Patel has an excellent bedside manner and is bilingual in Spanish and English. She has many years of experience working in primary care and urgent care medicine. She is one of the supervising physicians for Low Cost Health Clinics and is also involved in the management of the clinics.

Passionate about serving uninsured and low-income people in Southern California, Dr. Patel and her team provide free screenings twice a year for diabetes (glucose) and hypertension (blood pressure), also available on a walk-in basis.

Ethics are based on respect and value for patients and team members alike. Dr. Patel makes it her daily mission to resolve differences quickly and recognize and celebrate achievements, including good health.

Dr. Patel warmly welcomes all patients into all seven offices and looks forward to serving them. Call the office, visit the clinic online, or simply walk in for outstanding low cost care at any time.

Dr. Kiet A Ton is a Family Medicine certified Board in Westminster, California. He graduated with honors in 2003. Having more than 21 years of diverse experiences, especially in FAMILY MEDICINE, HOSPITALIST, HOSPICE, HOME HEALTH, AND NURSING HOMES. Dr. Kiet A Ton affiliates with many hospitals including UCIrvine Fountain Valley Hospital, Orange Coast Memorial Medical Center, Hoag Irvine & Newport Beach cooperates with many other doctors and specialists. Call Dr. Kiet A Ton office on phone number (714) 895-8583 or (714)206-3618 for more information and advice or to book an appointment.

Excellence is at the heart of the care that Marcella Bonnici, MD provides for each of her patients at her aesthetics and family medicine practice serving Wildomar, Murrieta, Temecula, CA, and the surrounding areas. 

From her days as an undergraduate student to the moment she chose to return to her California roots, Dr. Bonnici has demonstrated a commitment to learning more about preventive care and family medicine, using that knowledge to improve her patient’s quality of life.   

After earning her Bachelor of Science in biological sciences at the University of California, Irvine, Dr. Bonnici completed her medical studies at the historic Ross University School of Medicine. She later trained at several hospitals throughout the boroughs of New York City. She went on to receive the Outstanding Second Year Resident Award and was nominated for the Arizona Academy of Family Physicians Brazie Award while she was a resident at Scottsdale Healthcare.  

Dr. Bonnici’s love of family medicine and her interest in preventive care inspired her to open her first practice in Scottsdale, Arizona. Motivated by her love of her native California, she returned to her home state to help her fellow Californians lead healthy lives.    

Joanna Ayala, MD, is a board-certified physician with over a decade of experience in family medicine. She proudly leads the team at Murrieta Primary Care Clinic in Murrieta, California.

Dr. Ayala earned her medical degree from the University of Guadalajara School of Medicine in Jalisco’s capital city of Guadalajara in Mexico. She served the community of Guadalajara for four years before completing a three-year residency in family medicine at the University of Texas Health Science Center in Houston.

After completing her residency in 2011, Dr. Ayala gained experience practicing in Texas and New Mexico. She moved to Southern California in 2017 and established Murrieta Primary Care Clinic.

Dr. Ayala is proud to offer comprehensive health care services to adults and children over the age of 5. The team takes an open, personalized approach to wellness. Dr. Ayala specializes in primary care and managing chronic conditions, while also offering skin treatments and the latest cosmetic services. 

To better serve the Murrieta, California, community, Dr. Ayala is fluent in Spanish and English. She is affiliated with Temecula Valley Hospital in California and prioritizes patient comfort at every stage of the health care journey. 

Schedule a consultation online or on the phone to meet Dr. Ayala and the team at Murrieta Primary Care Clinic.

Primary care physician Douglas Wise, DO, is dedicated to ensuring patients in Temecula, California, have access to high-quality health care. He provides a comprehensive range of general health services at Temecula Valley Primary Care Physicians. 

Dr. Wise grew up in the suburbs of Philadelphia. After studying at the Philadelphia College of Osteopathic Medicine, he completed his residency in general practice at the Osteopathic Medical Center of Philadelphia. 

In 1981, Dr. Wise started his own private practice in Swedesboro, New Jersey. He moved to the Temecula Valley area in 1987, where he has continued practicing medicine ever since. He has worked with Dr. Zebrack for 10 years and is proud to partner with him in providing care for the residents of Temecula. 

Dr. Wise is an active member of his church and community. He volunteers annually for musical productions, and when he’s not in the office, he enjoys jogging and other fitness activities.

David Zebrack, DO, is a conscientious and friendly primary care physician and founder of Temecula Valley Primary Care Physicians. He has been in practice for more than 20 years and has cared for patients in Temecula, California, since 2004.

Dr. Zebrack began his education at UCLA where he earned his bachelor’s degree in psychobiology. He then went on to complete his medical education at the College of Osteopathic Medicine of the Pacific in Pomona, California. After earning his doctorate, Dr. Zebrack completed a one-year rotating internship at Rio Hondo Hospital in Downey, California, and a three-year family practice residency at San Bernardino County Medical Center in San Bernardino, California.

During his postgraduate training, Dr. Zebrack served as the president of his residency program. He has held various leadership positions over the years and has enjoyed mentoring medical students. Upon earning his board certification in family medicine, Dr. Zebrack joined a multispecialty medical group in Torrance, California.

In 2004, Dr. Zebrack relocated with his family to Temecula, California, where he joined Dr. Douglas Wise and eventually founded Temecula Valley Primary Care Physicians. In addition to his primary care practice, Dr. Zebrack has acted as a preceptor to train medical students, participated in research and clinical trials, and served as the department chief of family medicine at Southwest Healthcare System in Wildomar, California.

When he is out of the office, Dr. Zebrack has been a fundraiser for the United Jewish Welfare Fund and served multiple terms on the board of his homeowners' association. Dr. Zebrack enjoys spending time  time withife and three children. He stays active through tap dancing, golfing and traveling.

Dr. Zebrack is currently accepting new patients.

 

Credentials

Board-Certified: Family Practice

Residency: San Bernadino Medical Center
DO: College of Osteopathic Medicine of the Pacific
BS: University of California, Los Angeles
Member: AMA, American Academy of Family Physicians, California Academy of Family Physicians

 

Born in the small rural ski resort town of Show Low, Arizona, Cristal Sumerlin is a dedicated Physician Assistant specializing in Internal Medicine. With a strong passion for patient care and a desire to play an active role in their treatment and well-being, she chose the professional career path of a Physician Assistant after working as an X-Ray Technician. Cristal fell in love with medicine and recognized the need to further her education to better serve her patients and the community.

Cristal takes great pride in both her personal and professional accomplishments. As a mother and military spouse, she has successfully balanced the demands of family life while pursuing her professional goals. Her commitment to her patients and dedication to her work make her a source of pride and inspiration.

In the field of Internal Medicine, Cristal's strengths lie in managing complex disease processes such as diabetes. Her previous experience as an orthopedic technician and x-ray tech in an orthopedic practice has also honed her skills in orthopedics. She finds fulfillment in working with patients facing orthopedic conditions and providing comprehensive care.

Beyond her career, Cristal enjoys spending time outdoors and engaging in activities such as camping, hiking, and traveling. She cherishes these moments with her friends and family, as they provide a source of rejuvenation and happiness outside of her job.

With her unwavering dedication, clinical expertise, and compassionate approach, Cristal Sumerlin is an invaluable asset to Dr. Richard Lam's office. She strives to make a positive impact on her patients' lives and is committed to providing comprehensive and personalized care to improve their overall well-being.

Born in the small rural ski resort town of Show Low, Arizona, Cristal Sumerlin is a dedicated Physician Assistant specializing in Internal Medicine. With a strong passion for patient care and a desire to play an active role in their treatment and well-being, she chose the professional career path of a Physician Assistant after working as an X-Ray Technician. Cristal fell in love with medicine and recognized the need to further her education to better serve her patients and the community.

Cristal takes great pride in both her personal and professional accomplishments. As a mother and military spouse, she has successfully balanced the demands of family life while pursuing her professional goals. Her commitment to her patients and dedication to her work make her a source of pride and inspiration.

In the field of Internal Medicine, Cristal's strengths lie in managing complex disease processes such as diabetes. Her previous experience as an orthopedic technician and x-ray tech in an orthopedic practice has also honed her skills in orthopedics. She finds fulfillment in working with patients facing orthopedic conditions and providing comprehensive care.

Beyond her career, Cristal enjoys spending time outdoors and engaging in activities such as camping, hiking, and traveling. She cherishes these moments with her friends and family, as they provide a source of rejuvenation and happiness outside of her job.

With her unwavering dedication, clinical expertise, and compassionate approach, Cristal Sumerlin is an invaluable asset to Dr. Richard Lam's office. She strives to make a positive impact on her patients' lives and is committed to providing comprehensive and personalized care to improve their overall well-being.