G0411 HCPCS code: Interactive group psychotherapy, in a partial hospitalization or intensive outpatient setting, approximately 45 to 50 minutes

G0411 is the HCPCS Level II code for interactive group psychotherapy, in a partial hospitalization or intensive outpatient setting, approximately 45 to 50 minutes. In 2023 Medicare paid an average of $35.93 per service for G0411 across 6,696 services. Its Medicare coverage code is C (Carrier judgment): Coverage is decided by the Medicare contractor (MAC) case by case. The NCCI unit limit is 6 per day on outpatient hospital claims. Medicare volume rose 53% from 2022 to 2023 (4,376 to 6,696 services). In 2023, about 2 clinicians billed Medicare for G0411 for 11 beneficiaries.

Code details

Who bills G0411 (2023)

Counts only. Supplier and clinician names, contact lists and state-by-state detail are in Caduvo.

Medicare utilization for G0411, 2022–2023

States with the most G0411 services (2023)

NCCI unit limits (MUE)

Medicare policy articles for this code

• A56685: Billing and Coding: Partial Hospitalization Programs (Palmetto GBA (MAC - Part A))
• A56850: Billing and Coding: Psychiatric Partial Hospitalization Programs (Wellpoint Federal (MAC - Part A, MAC - Part B))
• A57053: Billing and Coding: Psychiatric Partial Hospitalization Programs (CGS Administrators, LLC (MAC - Part A, MAC - Part B))
• A57480: Billing and Coding: Psychiatry and Psychology Services (WPS Insurance Corporation (MAC - Part A, MAC - Part B))
• A59723: Billing and Coding: Outpatient Psychotherapy (Palmetto GBA (MAC - Part A, MAC - Part B))
• A59723: Billing and Coding: Outpatient Psychotherapy (Palmetto GBA (MAC - Part A, MAC - Part B))

Covered diagnoses (909 ICD-10-CM codes)

The diagnoses most often listed as covered in the policy articles above:

Showing 10 of 909. The full list, non-covered diagnoses and CSV export are in Caduvo.

What changed for G0411

• 2009-01-01: G0411 added to HCPCS Level II
• Next scheduled CMS quarterly update (HCPCS and DMEPOS fee schedule): 2027-01-01

Frequently asked questions

What is HCPCS code G0411?

G0411 is the HCPCS Level II code for interactive group psychotherapy, in a partial hospitalization or intensive outpatient setting, approximately 45 to 50 minutes. Short descriptor: "Interactive grp psyc php/iop".

How much does Medicare pay for G0411?

In 2023, the average Medicare payment was $35.93 per service (average allowed $45.19).

Does Medicare cover G0411?

Coverage code C — Carrier judgment. Coverage is decided by the Medicare contractor (MAC) case by case.

Which diagnoses support coverage for G0411?

Medicare policy articles that cite G0411 list 909 covered ICD-10-CM diagnosis codes across 6 articles. The most cited include F06.0 (Psychotic disorder with hallucinations due to known physiological condition), F06.2 (Psychotic disorder with delusions due to known physiological condition), F06.31 (Mood disorder due to known physiological condition with depressive features). A listed diagnosis is necessary but not sufficient; the policy's other criteria still apply.

How many units of G0411 can be billed per day?

6 on outpatient hospital claims; 4 on practitioner claims (NCCI medically unlikely edits).

Related G04 codes

• G0400 — Home sleep test (hst) with type iv portable monitor, unattended; minimum of 3 channels
• G0402 — Initial preventive physical examination; face-to-face visit, services limited to new beneficiary during the first 12 months of medicare enrollment
• G0403 — Electrocardiogram, routine ecg with 12 leads; performed as a screening for the initial preventive physical examination with interpretation and report
• G0404 — Electrocardiogram, routine ecg with 12 leads; tracing only, without interpretation and report, performed as a screening for the initial preventive physical examination
• G0405 — Electrocardiogram, routine ecg with 12 leads; interpretation and report only, performed as a screening for the initial preventive physical examination
• G0406 — Follow-up inpatient consultation, limited, physicians typically spend 15 minutes communicating with the patient via telehealth
• G0407 — Follow-up inpatient consultation, intermediate, physicians typically spend 25 minutes communicating with the patient via telehealth
• G0408 — Follow-up inpatient consultation, complex, physicians typically spend 35 minutes communicating with the patient via telehealth
• G0409 — Social work and psychological services, directly relating to and/or furthering the patient's rehabilitation goals, each 15 minutes, face-to-face; individual (services provided by a corf-qualified social worker or psychologist in a corf)
• G0410 — Group psychotherapy other than of a multiple-family group, in a partial hospitalization or intensive outpatient setting, approximately 45 to 50 minutes
• G0412 — Open treatment of iliac spine(s), tuberosity avulsion, or iliac wing fracture(s), unilateral or bilateral for pelvic bone fracture patterns which do not disrupt the pelvic ring includes internal fixation, when performed
• G0413 — Percutaneous skeletal fixation of posterior pelvic bone fracture and/or dislocation, for fracture patterns which disrupt the pelvic ring, unilateral or bilateral, (includes ilium, sacroiliac joint and/or sacrum)

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Next steps

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Sources: CMS HCPCS Level II release October 2025; CMS DMEPOS fee schedule; CMS NCCI MUE tables; CMS Medicare utilization (physician and DME supplier files); CMS Medicare Coverage Database articles. Fees are Medicare allowables, not commercial rates. Not billing or legal advice.

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