Demo

Medical Assistant

Arrowhead Orthopaedics
Rancho Cucamonga, CA Full Time
POSTED ON 8/22/2026
AVAILABLE BEFORE 9/20/2026
Description

Medical Assistant

It is our goal to provide the finest Orthopaedic care possible. This philosophy requires that all office staff and providers be sensitive and responsive to patients’ needs and preferences. To ensure that we hire and retain the quality of staff needed for implementing our philosophy of service, we have adopted the following job description for this position.

The position requires that the employee be available forty hours per week, and that also the employee be flexible in his/her schedule to provide efficient service for the group. The employee however, will be expected to work no more than five days per week.

Many of the responsibilities require that you have a working knowledge of computers and the ability to learn the proper use of the programs utilized in this office, or those that which may be necessary to meet the needs of the practice.

The hours, pay scale, and benefits will be defined as agreed upon.

Basic Function

Under the supervision of the Back Office Supervisor, the Clinic Medical Assistant shall be responsible for assisting their assigned provider in clinic with all aspects of the patients’ visit.

Responsibilities

Work is primarily performed in the Clinic located in Arrowhead Orthopaedics’ offices. The duties of the Clinic Medical Assistant are of high volume, and the quality of duties performed is needed to be at a high level. The employee will come into contact on a daily basis with confidential patient files. The Clinic Medical Assistant must be able to handle this information with the highest degree of privacy, discretion, and professionalism. The Clinic Medical Assistant is required to be available to the physician and patients while in clinic, and is only authorized to leave an ongoing clinic with the direct permission by the Back Office Supervisor. The Clinic Medical Assistant is responsible for accomplishing the duties set forth below:

General Activities (There may be other duties required of this position not listed below):

  • Ensure that authorization is complete for the patient visit.
  • Ensure that all necessary diagnostic studies and reports are available for the provider to review.
  • Ensure proper documentation in our EMR system for patients’ visits. This includes, but is not limited to, using the appropriate template and completing the history portion including medication, past medical and surgical history, weighing all new patients, and taking vitals.
  • Document in EMR any changes in patients’ conditions since last visit.
  • Bill all charges for services rendered and make sure that there is documentation in EMR justifying the charges.
  • Create proper documentation in EMR as needed for any diagnostic testing or therapy or surgical procedures ordered by the provider, and forward the appropriate authorization.
  • Act as the liaison between the patient and the provider.
  • Return all patient phone calls the same day and document in each patient’s chart any instructions or concerns.
  • Work with the provider’s Patient Services Representative and the Back Office Supervisor to ensure that the provider is scheduled appropriately.
  • Communicate with front desk staff any delay in the provider’s schedule for the day.
  • Keep exam rooms stocked with medical supplies and linen.
  • Clean and empty rooms of dirty linen and red bag waste daily.
  • Clean dirty instruments and prepare them for sterilization on assigned day each week.
  • Perform other responsibilities as may be called on by the Back Office Supervisor.

Relationships

The Clinic Medical Assistant should observe and conduct the following relationships:

The employee shall be responsible directly to the Back Office Supervisor. The employee shall report to the Back Office Supervisor and his/her assignees any progress, reports, requests, concerns, problems, and/or expectations in relation to the responsibilities of the position. Such communication may be verbal or written as deemed necessary by the employee or as directed by the Back Office Supervisor or his/her assignee.

The employee shall interact with other office and clinical staff in the Practice. Such interactions should be collegial, professional, and contributing to the safety and pleasantness of the work environment at Arrowhead Orthopaedics.

The employee shall interact with patients, medical groups, adjustors, nurse case managers, hospitals, and Primary Care Physicians and their offices. Such communication should always reflect the total commitment of the office to quality care and customer satisfaction. All communication should be professional and any unresolved conflicts are to be reported to the Back Office Supervisor.

This job description in no way states or implies that these are the only duties to be performed by this employee. The Medical Assistant will be required to follow any other instructions and to perform any other related duties as assigned by the supervisor and his/her assignees. Arrowhead Orthopaedics reserves the right to update, revise or change this job description and related duties at any time.

Requirements

Performance Requirements:

  • To perform this job successfully, an individual must be able to perform satisfactorily job duties, demonstrate excellent work habits, deliver superior service, and exhibit the highest degree of professionalism.
  • Employ positive communication skills and exercise professional interpersonal abilities (tack, diplomacy, and respect) with patients and co-workers always.
  • Maintain a high degree of professionalism in the workplace, including appearance, communication, attendance, reliability, and teamwork.
  • Maintain a high level of organization, including an orderly and neat work area and excellent time management skills, leading to the highest level of productivity.
  • Demonstrate a desire to succeed and willingness to help others succeed.
  • Demonstrate support and comply with all Safety program elements including adherence to policies, exercise of safe work practices, participation in training, use of protective equipment, and reporting all safety concerns, hazards, and non-compliant practices.
  • Serve as an employee for Arrowhead Orthaepedics, following the code of conduct, displaying the highest level of ethics and integrity in action, thoughts and conduct.

Skill And Education Requirements

  • High school diploma or equivalence required.
  • Medical Assistant Certificate or Diploma preferred
  • CPR Certification required
  • 5 years of experience as a Back Office Medical Assistant in an Orthopaedic Medical Office preferred
  • Ability to type a minimum of 40 words per minute
  • Proficient in operating a computer, scanner, and other office equipment
  • Working knowledge of Microsoft Outlook and other healthcare-related software applications.
  • Strong telephone etiquette and customer service skills.
  • Excellent verbal and written communication skills with patients, providers, and staff.
  • Ability to multitask, prioritize responsibilities, and work effectively in a fast-paced, high-stress environment.
  • Strong organizational, leadership, and team coordination abilities.
  • Ability to maintain patient confidentiality and comply with HIPAA regulations.
  • Attention to detail and accuracy in documentation and recordkeeping.
  • Demonstrated experience assisting providers with patient care, procedures, and clinical documentation.

Typical Physical Demands

  • Requires sitting and walking, with daily occasional stooping, reaching, and bending.
  • Occasional lifting up to twenty pounds.
  • Very rarely lifting up to 100 pounds.
  • Hearing must be in the normal range for telephone and personal communication.
  • Requires manual dexterity sufficient to operate keyboards and other office equipment.

Certificates, Pre-employment Requirements

  • Required to submit and obtain a negative result in the pre-employment drug screening.
  • Ability to pass a background check.

E-Verify Participation Notice

AO is an E-Verify employer. Candidates must be legally authorized to work in the United States. Employment eligibility will be verified in accordance with applicable federal requirements.

Salary.com Estimation for Medical Assistant in Rancho Cucamonga, CA
$43,795 to $53,063
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