Occupational health services, therapy services, & multispecialty clinics.

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Delivering Quality Medical Care In Ontario, CA

We offer an array of occupational health services, therapy services, and much more.

Our Vision

About Our Practice

We are committed to constantly staying up-to-date with the latest treatment options and technology.

What Sets Our Office Apart?

Years of Experience
500000 +
Lives Changed
111111 +
Patient Satisfaction
0 %
Treatment Options
0 +
A Safe Space For Your Concerns.

Services For Employers & Patients

We provide personalized care to all of our patients. You will play an active role in your treatment and your voice heard when you have questions or concerns.

Employer Services

Patient Services

A Streamlined Approach:

Our team utilizes scientific knowledge and our clinical expertise to help diagnose, treat, and care for our patients. We treat everybody – from teenagers and adults to the elderly with our occupational health services.

Same-Day Treatment Available

We understand that medical emergencies happen. Contact our office at (909) 354-8881 or email info@upclinics.net.

Your Experience is Our Number One Priority.

Providing a personalized medical
experience with all of our patients.

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“Dr. Alireza Esfahane and the team at UP Clinics really care about creating a treatment plan that focuses on your needs. With so many treatment options available, they had a lot of resources to help diagnose and address my needs.

The office is clean and organized as well. My husband and I will be back. Thanks again!”

Andrea A.


“UP Clinics did a great job helping with my work-related injuries. They had plenty of treatment options to help with needs. I would highly recommend them to any employer or patient in need of urgent or occupational care in Ontario, CA.”

Joseph S.


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Our office is a safe space for your concerns.

We accept most insurance plans and payments from most PPO and indemnity plans.

Patients Love Our Gentle Approach

Dedicated To You

With over 20+ years of experience, our office is equipped with the latest state-of-the-art equipment.

You will always be greeted with a smile and treated with utmost dignity and respect. 

We are also currently offering Telehealth appointments to help our patients are stay safe.

Send Us A Message

Contact Our Office

TeleMedicine Is Available For Workers Comp Injuries Follow-Ups