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Code deleted, use 90834 and 90875 (if applicable)

Official Description

Individual psychotherapy, insight oriented, behavior modifying and/or supportive, in an inpatient hospital, partial hospital or residential care setting, approximately 45 to 50 minutes face-to-face with the patient;

© Copyright 2026 American Medical Association. All rights reserved.

Common Language Description

Individual psychotherapy, as described by CPT® Code 90818, refers to a therapeutic intervention conducted in an inpatient hospital, partial hospital, or residential care setting. This type of psychotherapy is characterized by its focus on insight-oriented techniques, behavior modification strategies, and supportive counseling. The session typically lasts approximately 45 to 50 minutes and involves face-to-face interaction between the therapist and the patient. During these sessions, the therapist employs various methods such as reeducation, support, reassurance, and discussions aimed at fostering insight into the patient's thoughts and behaviors. The goal of this psychotherapy is to facilitate behavior modification through enhanced self-understanding. It is important to note that if medical evaluation and management services are also provided during the same session, CPT® Code 90819 should be utilized instead of 90818. This distinction is crucial for accurate coding and billing purposes, ensuring that the services rendered are appropriately documented and reimbursed.

© Copyright 2026 Coding Ahead. All rights reserved.

1. Indications

The indications for utilizing CPT® Code 90818 include various mental health conditions and situations where individual psychotherapy is deemed necessary within an inpatient or residential care context. This may encompass:

  • Acute Mental Health Disorders Patients experiencing severe anxiety, depression, or other acute psychiatric conditions that require immediate therapeutic intervention.
  • Behavioral Issues Individuals exhibiting maladaptive behaviors that necessitate modification through therapeutic support and insight.
  • Supportive Therapy Needs Patients requiring ongoing support and reassurance to cope with their mental health challenges in a structured environment.

2. Procedure

The procedure for CPT® Code 90818 involves several key steps that ensure effective delivery of psychotherapy. These steps include:

  • Initial Assessment The therapist begins with an initial assessment of the patient’s mental health status, including their history, current symptoms, and any previous treatment experiences. This assessment is crucial for tailoring the therapeutic approach to the individual’s needs.
  • Therapeutic Engagement The therapist engages the patient in a face-to-face session, lasting approximately 45 to 50 minutes. During this time, the therapist utilizes insight-oriented techniques to help the patient explore their thoughts and feelings, fostering a deeper understanding of their behaviors.
  • Behavior Modification Techniques The therapist implements behavior modification strategies, which may include cognitive restructuring, reinforcement of positive behaviors, and addressing maladaptive patterns. This is done through supportive discussions and therapeutic interventions aimed at promoting change.
  • Ongoing Support Throughout the session, the therapist provides ongoing support and reassurance, helping the patient to navigate their emotional challenges and reinforcing their coping strategies.
  • Documentation After the session, the therapist documents the session details, including the patient’s progress, any insights gained, and plans for future sessions. This documentation is essential for continuity of care and for billing purposes.

3. Post-Procedure

Post-procedure care following the administration of CPT® Code 90818 typically involves continued monitoring of the patient’s mental health status and progress. Patients may be scheduled for follow-up sessions to ensure ongoing support and to adjust therapeutic strategies as needed. It is important for the healthcare team to communicate effectively regarding the patient’s treatment plan and any changes in their condition. Additionally, patients may be encouraged to engage in self-care practices and utilize coping strategies discussed during therapy to enhance their recovery process.

Short Descr PSYTX HOSP 45-50 MIN
Medium Descr INDIV PSYCTX INPT/PRTL HOSP/RESDNTL 45-50 MIN
Long Descr Individual psychotherapy, insight oriented, behavior modifying and/or supportive, in an inpatient hospital, partial hospital or residential care setting, approximately 45 to 50 minutes face-to-face with the patient;
Status Code Active Code
Global Days XXX - Global Concept Does Not Apply
PC/TC Indicator (26, TC) 0 - Physician Service Code
Multiple Procedures (51) 0 - No payment adjustment rules for multiple procedures apply.
Bilateral Surgery (50) 0 - 150% payment adjustment for bilateral procedures does NOT apply.
Physician Supervisions 09 - Concept does not apply.
Assistant Surgeon (80, 82) 0 - Payment restriction for assistants at surgery applies to this procedure...
Co-Surgeons (62) 0 - Co-surgeons not permitted for this procedure.
Team Surgery (66) 0 - Team surgeons not permitted for this procedure.
Diagnostic Imaging Family 99 - Concept Does Not Apply
APC Status Indicator Discontinued Code
Type of Service (TOS) 1 - Medical Care
Berenson-Eggers TOS (BETOS) M5B - Specialist - psychiatry
MUE Not applicable/unspecified.
CCS Clinical Classification 218 - Psychological and psychiatric evaluation and therapy
Date
Action
Notes
2013-01-01 Deleted Code deleted, use 90834 and 90875 (if applicable)
2011-01-01 Changed Short description changed.
2010-01-01 Changed Code description changed.
1998-01-01 Added Code added
Code
Description
Code
Description
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