F06.34: Mood disorder due to known physiological condition with mixed features

F06.34, mood disorder due to known physiological condition with mixed features, is listed as a covered diagnosis in 11 Medicare billing and coding articles that apply to 26 HCPCS Level II codes, including G0410 (Group psychotherapy other than of a multiple-family group…), G0411 (Interactive group psychotherapy, in a partial…), G0129 (Occupational therapy services requiring the skills of a…). The articles come from 6 Medicare contractors. A listed diagnosis supports medical necessity only; coverage still depends on the LCD's criteria and on documentation in the medical record.

HCPCS Level II codes with F06.34 as a covered diagnosis

CodeDescriptionMedicare coverageDMEPOS fee 2026 (state range)Articles listing it
G0410Group psychotherapy other than of a multiple-family group, in a partial hospitalization or intensive outpatient setting, approximately 45 to 50 minutesCarrier judgment—5
G0411Interactive group psychotherapy, in a partial hospitalization or intensive outpatient setting, approximately 45 to 50 minutesCarrier judgment—5
G0129Occupational therapy services requiring the skills of a qualified occupational therapist, furnished as a component of a partial hospitalization or intensive outpatient treatment program, per session (45 minutes or more)Carrier judgment—3
G0176Activity therapy, such as music, dance, art or play therapies not for recreation, related to the care and treatment of patient's disabling mental health problems, per session (45 minutes or more)Special coverage instructions apply—3
G0177Training and educational services related to the care and treatment of patient's disabling mental health problems per session (45 minutes or more)Special coverage instructions apply—3
G0017Psychotherapy for crisis furnished in an applicable site of service (any place of service at which the non-facility rate for psychotherapy for crisis services applies, other than the office setting); first 60 minutesCarrier judgment—4
G0018Psychotherapy for crisis furnished in an applicable site of service (any place of service at which the non-facility rate for psychotherapy for crisis services applies, other than the office setting); each additional 30 minutes (list separately in addition to code for primary service)Carrier judgment—4
G0451Development testing, with interpretation and report, per standardized instrument formCarrier judgment—3
G0560Safety planning interventions, each 20 minutes personally performed by the billing practitioner, including assisting the patient in the identification of the following personalized elements of a safety plan: recognizing warning signs of an impending suicidal or substance use-related crisis; employing internal coping strategies; utilizing social contacts and social settings as a means of distraction from suicidal thoughts or risky substance use; utilizing family members, significant others, caregivers, and/or friends to help resolve the crisis; contacting mental health or substance use disorder professionals or agencies; and making the environment safeCarrier judgment—2
G0323Care management services for behavioral health conditions, at least 20 minutes of clinical psychologist, clinical social worker, mental health counselor, or marriage and family therapist time, per calendar month. (these services include the following required elements: initial assessment or follow-up monitoring, including the use of applicable validated rating scales; behavioral health care planning in relation to behavioral/psychiatric health problems, including revision for patients who are not progressing or whose status changes; facilitating and coordinating treatment such as psychotherapy, coordination with and/or referral to physicians and practitioners who are authorized by medicare to prescribe medications and furnish e/m services, counseling and/or psychiatric consultation; and continuity of care with a designated member of the care team)Carrier judgment—1
G0409Social 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)Carrier judgment—1
G0570Care management services for behavioral health conditions, directed by a physician or other qualified health care professional, per calendar month, with the following required elements: initial assessment or follow-up monitoring, including the use of applicable validated rating scales, behavioral health care planning in relation to behavioral/psychiatric health problems, including revision for patients who are not progressing or whose status changes, facilitating and coordinating treatment such as psychotherapy, pharmacotherapy, counseling and/or psychiatric consultation, and continuity of care with a designated member of the care team (list separately in addition to advanced primary care management code)Carrier judgment—1
G0152Services performed by a qualified occupational therapist in the home health or hospice setting, each 15 minutesCarrier judgment—1
G0155Services of clinical social worker in home health or hospice settings, each 15 minutesCarrier judgment—1
G0156Services of home health/hospice aide in home health or hospice settings, each 15 minutesCarrier judgment—1
G0299Direct skilled nursing services of a registered nurse (rn) in the home health or hospice setting, each 15 minutesCarrier judgment—1
G0300Direct skilled nursing services of a licensed practical nurse (lpn) in the home health or hospice setting, each 15 minutesCarrier judgment—1
G2187Patients with clinical indications for imaging of the head: head traumaCarrier judgment—1
G2188Patients with clinical indications for imaging of the head: new or change in headache above 50 years of ageCarrier judgment—1
G2189Patients with clinical indications for imaging of the head: abnormal neurologic examCarrier judgment—1
G2190Patients with clinical indications for imaging of the head: headache radiating to the neckCarrier judgment—1
G2191Patients with clinical indications for imaging of the head: positional headachesCarrier judgment—1
G2192Patients with clinical indications for imaging of the head: temporal headaches in patients over 55 years of ageCarrier judgment—1
G2193Patients with clinical indications for imaging of the head: new onset headache in pre-school children or younger (<6 years of age)Carrier judgment—1
G2194Patients with clinical indications for imaging of the head: new onset headache in pediatric patients with disabilities for which headache is a concern as inferred from behaviorCarrier judgment—1

1 more codes are listed. See every code with payment by region in Caduvo.

Medicare policy articles listing F06.34

A diagnosis listed as covered in a billing and coding article supports medical necessity for the article's codes; it does not guarantee payment. Coverage depends on the LCD's criteria, the contractor's jurisdiction and documentation in the medical record.

Other F06 diagnoses (Other mental disorders due to known physiological condition)

Frequently asked questions

Does Medicare cover F06.34 (Mood disorder due to known physiological condition with…)?

Medicare covers items and services, not diagnoses. 11 Medicare billing and coding articles list F06.34 as a covered diagnosis for 26 HCPCS Level II codes: the diagnosis can support medical necessity for those codes, but payment still depends on the LCD's coverage criteria and the medical record.

Which HCPCS codes can be billed with ICD-10 F06.34?

The Level II codes from the policies most specific to this diagnosis are G0410 (Group psychotherapy other than of a multiple-family group…, 5 articles); G0411 (Interactive group psychotherapy, in a partial…, 5 articles); G0129 (Occupational therapy services requiring the skills of a…, 3 articles); G0176 (Activity therapy, such as music, dance, art or play…, 3 articles); G0177 (Training and educational services related to the care and…, 3 articles). Code choice depends on the item supplied; check each code's descriptor.

Which Medicare policy articles list F06.34?

A56850 (Billing and Coding: Psychiatric Partial Hospitalization Programs); A56685 (Billing and Coding: Partial Hospitalization Programs); A57053 (Billing and Coding: Psychiatric Partial Hospitalization Programs), and 8 more articles.

What is ICD-10-CM code F06.34?

F06.34 is the ICD-10-CM code for mood disorder due to known physiological condition with mixed features, in category F06 (Other mental disorders due to known physiological condition), chapter 5: Mental, behavioral and neurodevelopmental disorders.

Next steps

Sources: CMS Medicare Coverage Database billing and coding articles (covered ICD-10 code lists and HCPCS links); ICD-10-CM FY2026; CMS HCPCS Level II release October 2026; CMS DMEPOS fee schedule 2026 (non-rural state fees). Not billing or legal advice.

Chapter 5: Mental, behavioral and neurodevelopmental disorders · All diagnoses · HCPCS lookup