CPT 90853 is used for group psychotherapy. The official description of CPT Code 90853 is Group Psychotherapy (Other Than of a Multiple-Family Group).
CPT 90853 represents a psychotherapy session conducted in a group setting, typically led by a licensed mental health professional such as a psychiatrist, psychologist, or clinical social worker.
These sessions provide a structured environment where individuals can share experiences, receive support, and develop coping strategies. Group therapy fosters interpersonal growth, helping participants improve communication skills and gain insights from others facing similar challenges.
Key Features of CPT Code 90853
Here are the key features of CPT code 90853, which is used for group psychotherapy sessions led by a licensed mental health professional:
- Not Time-Based: CPT code 90853 is not time-based, meaning you don’t need to track the exact duration of the session for billing purposes.
- Billed Per Session: You can bill CPT code 90853 once per day for each group therapy session, regardless of how long the session lasts.
- Typical Session Duration: While not time-based for billing, group therapy sessions generally range from 45 to 60 minutes.
- Group Size: Group therapy sessions typically involve 2 to 10 participants.
- Focus on Therapeutic Goals: The session should focus on therapeutic interventions and interactions within the group.

Who Can Bill for CPT 90853?
Licensed mental health professionals who are qualified to provide group therapy can bill for CPT code 90853. This typically includes:
- Licensed Clinical Social Workers (LCSWs)
- Licensed Professional Counselors (LPCs)
- Licensed Marriage and Family Therapists (LMFTs)
- Clinical Psychologists (PhDs or PsyDs)
- Psychiatrists (MDs)
When to Use CPT Code 90853
Here are some examples of when CPT 90853 might be used:
- Support group for individuals with depression: A therapist facilitates a group session where participants can share their experiences, learn coping strategies, and support each other.
- Group therapy for anxiety management: A therapist leads a group session focused on teaching relaxation techniques, cognitive restructuring, and exposure therapy to help participants manage their anxiety.
- Group therapy for substance abuse recovery: A therapist facilitates a group session where individuals in recovery can share their challenges, support each other’s sobriety, and learn relapse prevention strategies.

Reimbursement Rates for CPT Code 90853
Reimbursement rates for CPT code 90853 can vary based on several factors, including:
- Insurance Provider: Different insurance companies have their own fee schedules and reimbursement policies.
- Geographic Location: Reimbursement rates may differ based on the provider’s location.
- Provider Credentials: The provider’s degree and licensure can influence reimbursement rates.
It’s crucial to verify the specific reimbursement rate with the insurance provider before rendering services.
Billing Guidelines and Best Practices
To ensure accurate and compliant billing for CPT code 90853, consider these guidelines:
- Accurate Coding: Use CPT 90853 for group therapy sessions with three or more patients.
- Insurance Verification: Verify the patient’s insurance coverage for group therapy services and any specific requirements or limitations.
- Coordination of Care: Communicate with other providers involved in the patient’s care to ensure coordinated and comprehensive treatment.
- Documentation: Maintain thorough and detailed records of each group therapy session, including individual patient progress.

Documentation Requirements
Accurate and detailed documentation is essential when billing for CPT code 90853. The following information should be included in the session notes:
- Session Details: Date, start and stop times, and location of the session.
- Attendees: Names of all participants present.
- Focus of Session: Clear documentation of the group’s therapeutic goals and the interventions used.
- Individual Progress: Note each participant’s engagement, progress, and observations relevant to their treatment goals.
- Medical Necessity: Establish that group therapy is necessary for each client’s treatment plan and include their diagnosis.
Common Challenges and How to Avoid Them
Here are some common challenges when billing CPT 90853 and how to avoid them to ensure accurate claims and proper reimbursement:
- Confusing 90853 with 90849: CPT code 90849 is used for multiple-family group therapy. It’s crucial to select the correct code based on the type of group therapy being provided.
- Billing for Non-Therapeutic Activities: Avoid billing for activities that are not considered psychotherapy, such as recreational therapy or social outings.
- Lack of Medical Necessity: Insurance companies may deny claims if they determine that group therapy services were not medically necessary. Ensure that the documentation clearly demonstrates the link between the group therapy session and each patient’s diagnosis and treatment plan.

Conclusion
CPT Code 90853 is an essential tool for mental health professionals offering group psychotherapy services aimed at improving patients’ mental health through shared therapeutic experiences. By understanding its components, adhering to billing guidelines, and avoiding common mistakes, providers can ensure accurate claims submission and timely reimbursement while continuing to deliver high quality care.
To simplify this process, FC Billing supports practices with specialized mental health billing services designed to reduce denials, correct coding errors, and improve reimbursement for services like group psychotherapy. With payer specific knowledge, compliance focused workflows, and proactive claim follow up, FC Billing helps mental health providers stay financially stable while focusing on patient outcomes rather than administrative burden.
