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Open 24 hours for
Work Related Injuries:
Contact On-Call Staff
at (909) 773-0022


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Welcome to CareFirst Medical Group ! 

PLease log-in to access your Provider Portal or Patient Portal.


Occupational Medicine

CareFirst Medical Group is a new state-of-the art medical facility located in the city of Ontario. Our goal is to provide the surrounding community with a multi-service clinic designed to meet the demands of both Occupational Health and Urgent Care Services. We are comprised of highly skilled, board-certified physicians, nurses and support staff experienced in treatment of work-related injuries and common illnesses. We incorporate the latest technological advancements in equipment, employ electronic medical records and computer generated reports, as well as utilizing evidence-based methods to ensure the most cost-effective outcomes.

Why Choose CareFirst?

Our dedicated team of medical professionals is available to ensure the continuous communication between our facility, patients and employers. We are committed in improving the quality of healthcare provided to you, your family, and your employees. Through the careful monitoring of each phase of treatment and our unique approach of individualized treatment, we can better estimate an injured workers return to work. Subsequently, reducing your worker’s compensation claims.

We Understand that a Healthier Workforce Means Lower Cost for Everyone

CareFirst Medical Group specializes the treatment of employees injured in a work-related setting. Our unique approach to worker’s compensation provides the surrounding businesses with cost saving benefits, without compromising on the quality of medical care rendered. Here at CareFirst Medical Group, the care and treatment of work-related injuries is provided by our team of caring and compassionate healthcare professionals. Our designated occupational medicine staff will work with your company, your injured employee and your insurance carrier to coordinate the medical services required to help your sick or injured employee recover and to get back to work as soon as possible.

Safety Issues Come First

By visiting your workplace, we can make on-site evaluations, as well as making recommen-dations to promote a safer work place environment. We can also provide on-site wellness promotion classes, including stretching exercises, proper lifting techniques and the use of appropriate safety equipment. Through our Health Fairs and Flu Vaccination Clinics, your employees can be screened for common medical conditions, as well as promoting disease prevention.

Multi-Service Health Care

In addition to competent and compassionate physicians knowledgeable in the area of worker’s compensation and ACOEM guidelines, we also provide a full array of services for your injured worker. For your convenience, in-house laboratory and radiological services are available. With an on-site Physical Therapy Department, we can better coordinate and monitor the care provided to your injured worker and thus, help your injured employee return to work sooner.For injuries not deemed work-related, we also provide Urgent Care Services and a dispensing Pharmacy to help address the needs of your employees with no medical insurance. By having all these services under one roof, we can help minimize loss of productivity and assist in cost containment while ensuring that your employee receives the appropriate treatment modalities to promote the return back to work sooner.


Your Care comes First!


PLease log-in to access your Provider Portal or Patient Portal.


We are currently looking for qualified staff to join our team. The open positions are as follows:

Physician (MD/DO)

Physicians are an integral part of the medical staff and we are looking for motivated physicians to join our team. At CareFirst, we recognize the contributions these providers make to our clients. In this per diem role you will have the opportunity to provide care and support to a wide variety of patients and work in a fast-paced Urgent Care / Industrial Medicine Clinic. Qualified Family/General Practice candidates should have an active California license with Urgent Care and Industrial Medicine experience. For immediate consideration or to learn more about our company, please contact us at

Physician Assistants / Nurse Practitioners

We are looking for full or part time Physician Assistants / Nurse Practitioners to join our team and service our community. In this role you will collaborate with physicians and other mid-level practitioners supported by a team of clinical staff to provide care and support to patients seeking urgent care services in a fast-paced Industrial Medicine Clinic. Qualified PA/NP candidates must have an active California license with preferred Urgent Care and Industrial Medicine experience. New graduates welcome. Acquisition of DOT Certification is required within 30 days of position acceptance. Participation in On Call Coverage is required of this position. Flexible hours available to pick up clinic shifts.

Sales/Business Development

Seeking a highly motivated/enthusiastic and resourceful self-starter/team player to secure contracts and market for an Industrial Medicine and Urgent Care Clinic. Candidates should be out-of-the-box thinkers and possess outstanding/aggressive customer service skills to sell and close accounts. We are seeking candidates with outgoing personalities who enjoy interacting with people to foster relationships for sales/business development. Experience in workers compensation sales/marketing recommended, but not required. Candidates must possess a valid driver’s license and current vehicle insurance.

X-ray Tech/Medical Assistant

Busy Urgent Care / Work Comp Clinic looking for full or part time X-ray Tech/Medical Assistants to perform front and back office duties. We are looking for a team player with excellent customer service skills who is reliable, flexible and able to work in a fast paced environment. BAT & DS Certification a plus. BAT and DS Certification required within 2 months of hire date to meet requirements of our clients. Bilingual Spanish a plus! Participation in On-Call Coverage with other Clinical Staff Team Members is required for this position. 

Physical Therapy Assistant / Athletic Trainer

Seeking an energetic licensed physical therapy assistant with manual skills, looking to grow with business. Experience in outpatient orthopedics a plus but are willing to train. Must have successfully completed a Physical Therapy Assistant Program accredited by the American Physical Therapy Association. Possess either a) certification as a physical therapy assistant/technician as determined by the American Physical Therapy Association (APTA), or b) State licensure as a physical therapy assistant/technician. Bilingual/Spanish preferred.

If you are interested in joining our innovative industrial medicine team, please feel free to fax your resume to Human Resources at (909) 781-6015 or contact the Office Manager at (909) 773-0022 or email:


CareFirst Medical Group participates with numerous Insurance Plans and IPA/Group Networks. Please contact us for any questions relating to coverage needs and more details about which insurance plans we can accept. We proudly serve the members under the following Health Plans / Insurance Carriers:

  •     Aetna
  •     American International Group (AIG)
  •     Beech Street Corporation
  •     Berkshire Hathaway Homestate Companies Medical Provider Network (BHHC MPN)
  •     Blue Cross of California
  •     Blue Shield of California
  •     CIGNA HealthCare
  •     Community Care Network (CCN)
  •     Claris Pointe
  •     CompPartners
  •     Comprehensive Health Services
  •     Concentra MPN
  •     CorVel
  •     Coventry Health Care Workers Compensation
  •     Coventry National Network
  •     Employee Health Systems
  •     Evolutions Healthcare Systems
  •     Everest National
  •     First Health Network
  •     Focus HealthCare Management
  •     Great-West Healthcare
  •     Health Smart Preferred Care
  •     Interplan Health Group
  •     Liberty Mutual Group
  •     MultiPlan
  •     National ChoiceCare
  •     National Provider Network
  •     Office of Workers' Compensation Program (OWCP)
  •     PacifiCare
  •     Physicians Healthways
  •     PrimeCare Medical Group of Chino Valley
  •     Premier Provider Network, Inc.
  •     Private Health Care Systems (PHCS)
  •     Southern California Risk Management Associates
  •     State Compensation Insurance Fund
  •     Total Managed Care, Inc.
  •     Tower Group Companies
  •     United Health Care
  •     Wausau Insurance Companies
  •     WellComp Medical Provider Network
  •     Zenith MPN

Please remember to bring your insurance card and I.D. when you come in for a visit.



 Treatment Authorization Form

For any work related injury, the supervisor must complete the Treatment Authorization Form (TAR) and have the injured worker bring a signed copy to the clinic for treatment.


Flu Shot Form

Want a flu shot? Read the information and bring a signed form with you to our clinic and get the flu shot today!


CareFirst Medical Group
Wall Board

Post this Information for your Supervisors and Staff and always be ready for a work related injury - CareFirst is there to help you!


Employer Profile Form

Tell us about your company - Complete the Employer Profile Form and submit to the office manager at:

CareFirst Medical Group

3550 E. Philadelphia Street, Suite 150
Ontario, CA 91761

Phone: +1 (909) 773-0022
Fax: +1 (909) 781-6015


Monday - Friday 8:00 AM - 6:00 PM

Saturday, Sunday & Holidays - CLOSED

Open 24 hours for
Work Related Injuries:
Contact On-Call Staff
at (909) 773-0022

Thank you! We will contact you as soon as possible! FOR EMERGENCIES, CALL 911