Primary Care Providers

Primary care providers serve as your first point of contact in the complex landscape of healthcare, offering comprehensive and personalized medical attention. Our Primary Care Providers specialize in general medicine and provide preventive care, managing chronic conditions, and addressing a wide array of health concerns. With a focus on building enduring relationships with patients, primary care providers play a crucial role in coordinating and navigating your healthcare journey.

Meet our Henry Mayo Primary Care Providers below!

Henry Mayo Newhall Primary Care Nurse Practitioner Carissa Bencito

Carissa Bencito, FNP-C

Carissa Bencito has extensive experience working as a Family Nurse Practitioner in Los Angeles and Glendale, CA and in addition, she previously served as an Urgent Care Nurse Practitioner at Facey Immediate Care in Mission Hills and Saugus, CA.

She provided comprehensive healthcare services to patients with acute and chronic conditions, managing patients of all ages. She has the ability to perform minor procedures, and enjoys counseling patients on wellness practices.

She also served as a Cardiovascular Nurse Practitioner at Henry Mayo Newhall Hospital, where she focused on heart health. In this role, she monitored patient responses during cardiac stress tests and assessed, monitored and treated hospitalized patients with cardiovascular conditions.

Listen to Her Podcast episode: 


JESSE DE LA O, PA Henry Mayo Primary Care Santa Clarita

JESSE DE LA O, PA-C

Jesse De La O, PA-C, obtained his Physician Assistant Certificate from the Stanford University School of Medicine.

Prior to that, he earned his Bachelor of Science degree in Health Science from California State University, Northridge.

De La O has a particularly broad medical background. He has served as a physician assistant in both urgent care and orthopedic medical practices. He is particularly skilled in the diagnosis and treatment of patients (pediatric and adult) suffering from acute and chronic conditions such as asthma, hypertension, diabetes, and COPD.

Primary Care Physician Dr. Anirudh Rai

Anirudh Rai, MD

Dr. Anirudh Rai joined the Henry Mayo Newhall Primary Care practice when it opened in August 2022, after completing his residency in Family Medicine at Saint Joseph Providence Hospital in Eureka, California. Dr. Rai provides compassionate and personalized medical care to all of his patients. He strongly believes that knowledge is power and that all patients should be fully aware of their health conditions. He works hand-in-hand with his patients to create a plan of action with which they are comfortable, while actively seeking a diagnosis and treatment.

Dr. Rai’s goal is to provide a relaxed and safe environment for patients to discuss their concerns freely and address each of their worries until patients are completely satisfied with all medical explanations. He continues to evolve with the new practices in medicine and brings state-of-the-art treatment options to all of his patients.

Dr. Rai is dedicated to offering a personalized experience to the physician-patient relationship and is focused on building long-term connections with his patients. He specializes in joint injections, trigger point injections, skin excisions and punch biopsies. Dr. Rai is also proficient in ultrasound; he utilizes it in his daily practice to obtain a more thorough diagnosis in the Primary Care setting. He has also completed medical research in the treatment of kidney disease and other medical conditions, including behavioral and psychological treatments.

Dr. Rai accepted a position as Medical Director and Laboratory Director of the Henry Mayo Urgent Care in November of 2023 and provides support to the clinic two days a week. Dr. Rai has been recognized as a HealthCare Hero by a number of patients for making a difference in their overall experience and care and received thanks from grateful patients during Doctor’s Day in 2023 and 2024.

Dr. Rai pursues a wide range of hobbies and interests. He plays the viola, guitar and piano during his free time. He enjoys hiking and boxing, loves to read and spend quality time with his beautiful wife. A native of Los Angeles County, he grew up in the San Fernando Valley and now enjoys caring for the Santa Clarita community.

Listen to Dr. Rai's Podcasts Episodes:


Henry Mayo Newhall Primary Care is open Monday - Friday, 9 a.m. to 5 p.m.
It is located at 23929 McBean Pkwy, Suite #110, Valencia, CA 91355.
To request an appointment, CLICK HERE.

Contact Us

  • 661.200.1710

23929 McBean Pkwy, Suite #110, Valencia, CA 91355