Demo

Office Administrator

My Serenity Mental Wellness
Rancho Cucamonga, CA Full Time
POSTED ON 6/8/2026
AVAILABLE BEFORE 7/8/2026
Benefits:
  • 401(k)
  • Bonus based on performance
  • Company parties
  • Dental insurance
  • Opportunity for advancement
  • Paid time off
  • Training & development
  • Vision insurance
  • Wellness resources

Benefits/Perks
  • Hybrid (3-4 Office Days)
  • Competitive compensation
  • Dental & Vision
  • Supplemental Benefits
  • 401k
Job Summary
We are seeking an experienced Administrative Office Assistant to join our team! In this role, you will support the daily operations of the practice by assisting with client communication, scheduling, referrals, billing, ICD-10 coding and insurance claims, and general administrative tasks.

You will serve as a central point of coordination between clients, therapists, and administrative processes, and operational workflows run smoothly. The ideal candidate is proactive, organized, and able to balance multiple responsibilities while maintaining professionalism and attention to detail.

The ideal candidate is detail-oriented, responsive, and able to manage multiple responsibilities while maintaining a calm and professional presence. If you enjoy working in a supportive environment and contributing to both client care and team operations, we would love to hear from you.

REQUIRED QUALIFICATIONS

  • Experience with medical or mental health billing
  • Experience submitting insurance claims and working with payers
  • Familiarity with ICD-10 (and CPT codes preferred)
  • Experience verifying insurance benefits
  • Strong attention to detail and accuracy
  • Ability to work independently
Responsibilities
  • Provide professional and respectful customer service via phone, email, and in person
    Respond to calls, emails, and messages within expected timeframes
  • Serve as a point of coordination between clients, therapists, and internal operations
    Support scheduling, referrals, and client intake processes
  • Maintain accurate logs and trackers (Call Log, Referral Tracker, etc.)
    Ensure administrative workflows are followed consistently and thoroughly
  • Assist with basic billing tasks including charging services and supporting client balances
    Communicate payment-related information clearly and professionally when needed
  • Support daily office operations and ensure a smooth and organized environment
    Assist with administrative tasks, documentation, and coordination as assigned
  • Assist with social media coordination and content collaboration as directed

SOCIAL MEDIA SUPPORT (COLLABORATIVE)
  • Assist with social media coordination and content

Qualifications
  • Strong communication and customer service skills
  • Highly organized and detail-oriented
  • Ability to manage multiple tasks and prioritize effectively
  • Comfortable working within structured systems and processes
    Proactive, reliable, and solution-oriented
  • Previous administrative experience preferred
  • Experience in a healthcare or mental health setting is a plus
  • Extensive knowledge of clinical risk management
  • Excellent written and verbal communication skills
Additional Information
This role is essential to the overall function of the practice and contributes directly to both client experience and team efficiency. We are looking for someone who takes ownership of their work and is committed to supporting a professional, highly organized, and supportive environment. In this role you must feel comfortable to work in a fast-pace, work independently and in team-work, and multi-task.

Please complete the full application online under "Hiring":
https://www.myserenitymw.org/

Flexible work from home options available.

Salary : $40,000 - $45,000

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