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HCPCS Level II M1120: Ongoing Care Not Possible Due to Patient Self-Discharge

HCPCS Level II code M1120 indicates that ongoing care could not continue because the patient self-discharged early (examples include financial or insurance barriers, transportation issues, or unknown reasons). Nationally, accurate use of this code matters for documenting care interruptions, clarifying discharge status for claims, and supporting administrative records when services end prematurely. It also affects quality measurement and utilization reporting where discharge disposition is relevant.

Key payers covered in this analysis include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. Readers will find a concise explanation of the code’s clinical context, typical sites of service, and common scenarios prompting its use. The publication summarizes how the code is recorded on claims, common modifiers that may appear with interrupted services (listed elsewhere), and provides benchmarks and policy considerations relevant to claims processing and reporting. Practical information includes examples of situations that warrant the code, implications for documentation, and where to locate supporting administrative records.

Data not available in the input for associated taxonomies, specific ICD-10 pairings, and payer-specific coverage edits.

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Billing Code Overview

HCPCS Level II code M1120 denotes ongoing care not possible because the patient self-discharged early (for example, financial or insurance reasons, transportation problems, or reason unknown). This code is used to document situations in which planned or expected continued services are interrupted because the patient leaves care before discharge by the provider or facility.

Service type: Discharge status documentation related to interrupted or incomplete ongoing care
Typical site of service: Applicable across inpatient, outpatient, and home health settings where a patient-initiated early departure prevents continuation of planned care

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HCPCS Level II M1120: Ongoing Care Not Possible Due to Patient Self-Discharge

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Billing Code Overview

Service type: Discharge status documentation related to interrupted or incomplete ongoing care
Typical site of service: Applicable across inpatient, outpatient, and home health settings where a patient-initiated early departure prevents continuation of planned care

Clinical & Coding Specifications

Clinical Context

A patient presents to an outpatient behavioral health clinic affiliated with a community hospital for ongoing psychotherapy and case management but leaves against medical advice and fails to return because of inability to pay, loss of transportation, or unknown reasons. The clinic documents that continuing services were not possible because the patient self-discharged early. Typical workflow: intake and initial treatment plan completed; scheduled follow-up visits arranged; clinician documents sessions provided and the rationale for discharge; administrative staff attempt contact and coordinate benefits; when contact fails or the patient explicitly leaves early, staff assign the administrative HCPCS Level II billing code M1120 to indicate termination of ongoing care due to self-discharge. The typical site of service is outpatient behavioral health or community mental health centers, though this code may also appear in primary care clinics, substance use disorder treatment centers, and social services programs when scheduled longitudinal care cannot continue. Common patient scenario: a 38-year-old with major depressive disorder who attended two psychotherapy sessions, missed scheduled third appointment, and informs staff they cannot continue due to loss of insurance; documentation records outreach attempts and the reason for early self-discharge before assigning M1120.

Coding Specifications

Modifier	Description	When to Use
`22`	Increased procedural services	Use when additional work beyond typical service is documented (e.g., extensive outreach or complex discharge documentation) but not for changing the reason for self-discharge.
`23`	Unusual anesthesia	Not typically applicable; include only if an unusual anesthesia-related circumstance occurred during a related procedure.
`52`	Reduced services	Use if scheduled services were performed but truncated because the patient left early.
`53`	Discontinued procedure	Use when an encounter or procedure was started and then discontinued because the patient self-discharged.
`54`	Surgical care only	Not typically applicable to `M1120`; include if only surgical follow-up responsibility shifted due to patient leaving.
`55`	Postoperative management only	Not typically applicable; use when only post-op care was provided before the patient self-discharged.
`56`	Preoperative management only	Not typically applicable; use if only pre-op evaluation occurred prior to self-discharge.
`62`	Two surgeons	Rare for this code; only relevant when two practitioners share responsibility and documentation explains discharge.
`AS`	Physician assistant, nurse practitioner, or clinical nurse specialist services for assistant at surgery	Not typically applicable to administrative discharge coding.
`CO`	Worker’s compensation condition	Use when the early self-discharge relates to a worker’s compensation claim and billing must reflect payer responsibility.
`CQ`	Services furnished as part of a Federal/State qualified Health Center wrap-around payment	Use when the visit occurs under a qualified health center arrangement and the discharge affects wrap payments.
`FX`	Split/shared E/M service — physician not present	Use when split/shared documentation applies and the patient self-discharge impacts the shared visit.
`FY`	Telemental health service rendered by a non-physician	Use when services were delivered via telehealth by a non-physician and the patient terminated care early.
`QK`	Medical direction of two, three, or four concurrent anesthesia procedures involving qualified individuals	Not typically applicable; include only if anesthesia services were concurrently directed and discharge affected care.
`QX`	CRNA service independently	Not typically applicable; include only if related anesthesia care was involved before early discharge.

Taxonomy Code	Specialty	Notes
`103T00000X`	Family Medicine	Primary care providers who coordinate ongoing outpatient care and document reasons for early self-discharge.
`2084P0800X`	Clinical Social Worker	Commonly manages psychotherapy, care coordination, and discharge documentation in behavioral health settings.
`2084N0400X`	Psychiatrist	Provides medical management for psychiatric conditions and documents treatment discontinuation when patients self-discharge.
`101Y00000X`	Nurse Practitioner	Frequently provides longitudinal care in outpatient clinics and documents early termination of services.
`106H00000X`	Psychologist	Delivers outpatient psychotherapy and documents premature termination of treatment.

Related Diagnoses

ICD-10 Code	Description	Clinical Relevance
`F32.9`	Major depressive disorder, single episode, unspecified	Common reason for outpatient psychotherapy and care coordination that may be interrupted by early self-discharge.
`F33.1`	Major depressive disorder, recurrent, moderate	Frequently managed with ongoing visits; early self-discharge terminates planned follow-up and medication management.
`F11.20`	Opioid dependence, uncomplicated	Substance use disorders often require longitudinal treatment; self-discharge can disrupt continuity of care and medication-assisted therapy.
`F10.20`	Alcohol dependence, uncomplicated	Ongoing counseling and care coordination are typical; early self-discharge stops scheduled interventions.
`Z59.0`	Homelessness	Social determinants like housing instability contribute to inability to continue care and are relevant when `M1120` is assigned.
`Z59.4`	Lack of adequate transportation	Directly relevant to a documented reason for early self-discharge and inability to continue outpatient services.
`Z75.4`	Unavailability and inaccessibility of health care facilities	Reflects systemic barriers leading to cessation of ongoing care and supports use of `M1120`.

Related CPT Codes

CPT Code	Description	Relationship to This Procedure
`90791`	Psychiatric diagnostic evaluation (no medical services)	Initial diagnostic evaluation often precedes ongoing psychotherapy; may be on record when `M1120` is used if patient leaves after initial visits.
`90832`	Psychotherapy, 30 minutes with patient	Short psychotherapy sessions that may be part of the scheduled care truncated by early self-discharge.
`90834`	Psychotherapy, 45 minutes with patient	Standard individual psychotherapy session often scheduled in ongoing care interrupted when `M1120` is billed.
`90837`	Psychotherapy, 60 minutes with patient	Longer psychotherapy sessions that could be reduced or discontinued due to early self-discharge.
`99406`	Smoking and tobacco use cessation counseling, intermediate, 3–10 minutes	Example of a counseling service that may have been planned as part of ongoing care but not completed because the patient self-discharged.
`99078`	Physician training/education services delivered to patient (e.g., group health education)	Group or educational sessions arranged as part of ongoing care that the patient leaves early and cannot continue.

HCPCS Level II M1111: Start of Episode of Care, Documentation

HCPCS-M1106-START-OF-EPISODE-OF-CARE

HCPCS M1106: Start of Episode of Care

HCPCS-M1107-DEGENERATIVE-NEUROLOGICAL-DIAGNOSIS-DOCUMENTATION

HCPCS Level II M1107: Documentation of Degenerative Neurological Diagnosis

HCPCS-M1108-HOME-PROGRAM-REFERRAL-CONSULTATION-ONLY

HCPCS M1108: Ongoing Care Not Clinically Indicated; Home Program/Referral/Consult

HCPCS-M1109-ONGOING-CARE-INTERRUPTED-DUE-TO-EARLY-DISCHARGE

HCPCS M1109: Ongoing Care Interrupted Due to Early Discharge

HCPCS-M1110-EARLY-SELF-DISCHARGE-CARE-INTERRUPTED

HCPCS M1110: Ongoing Care Interrupted by Patient Self-Discharge

HCPCS-M1112-DEGENERATIVE-NEUROLOGICAL-DIAGNOSIS-DOCUMENTATION

HCPCS Level II M1112: Documentation of Degenerative Neurological Diagnosis

HCPCS-M1113-ONGOING-CARE-NOT-CLINICALLY-INDICATED-HOME-PROGRAM-REFERRAL-CONSULTATION

HCPCS M1113: Ongoing Care Not Clinically Indicated (Home Program/Referral/Consult)

HCPCS-M1114-CARE-DISCONTINUED-DUE-TO-HOSPITALIZATION-OR-SURGERY

HCPCS M1114: Care Discontinued Due to Hospitalization or Scheduled Surgery

HCPCS-M1115-PATIENT-SELF-DISCHARGE-INTERRUPTED-CARE

HCPCS M1115: Ongoing Care Interrupted by Patient Self-Discharge

Showing 1–10 of 37

Frequently Asked Questions

References

1.CPT® Codes and Descriptions. AAPC. Retrieved Jul 29, 2026.
2.HCPCS Quarterly Update. Centers for Medicare & Medicaid Services (CMS). Retrieved Jul 29, 2026.
3.ICD-10-CM Full Code List. Centers for Medicare & Medicaid Services (CMS). Retrieved Jul 29, 2026.

Published by

Trek Health powers OpenPayer with a leading commercial payer intelligence platform, seamlessly converting fragmented payer data into actionable insights for provider organizations.

Trek Health ingests and normalizes Transparency in Coverage data and payer policy updates to give provider organizations a clear view of how commercial reimbursement behaves across markets, payers, and services. Our platform transforms raw payer disclosures into structured intelligence that supports contract evaluation, payer negotiations, and service line strategy. By combining market benchmarks with ongoing policy visibility, Trek helps teams identify variability, risk, and opportunity in commercial reimbursement. The result is faster insight, stronger negotiating positions, and more informed financial decisions.

Clinical & Coding Specifications

Clinical Context

Coding Specifications

Modifier	Description	When to Use
`22`	Increased procedural services	Use when additional work beyond typical service is documented (e.g., extensive outreach or complex discharge documentation) but not for changing the reason for self-discharge.
`23`	Unusual anesthesia	Not typically applicable; include only if an unusual anesthesia-related circumstance occurred during a related procedure.
`52`	Reduced services	Use if scheduled services were performed but truncated because the patient left early.
`53`	Discontinued procedure	Use when an encounter or procedure was started and then discontinued because the patient self-discharged.
`54`	Surgical care only	Not typically applicable to `M1120`; include if only surgical follow-up responsibility shifted due to patient leaving.
`55`	Postoperative management only	Not typically applicable; use when only post-op care was provided before the patient self-discharged.
`56`	Preoperative management only	Not typically applicable; use if only pre-op evaluation occurred prior to self-discharge.
`62`	Two surgeons	Rare for this code; only relevant when two practitioners share responsibility and documentation explains discharge.
`AS`	Physician assistant, nurse practitioner, or clinical nurse specialist services for assistant at surgery	Not typically applicable to administrative discharge coding.
`CO`	Worker’s compensation condition	Use when the early self-discharge relates to a worker’s compensation claim and billing must reflect payer responsibility.
`CQ`	Services furnished as part of a Federal/State qualified Health Center wrap-around payment	Use when the visit occurs under a qualified health center arrangement and the discharge affects wrap payments.
`FX`	Split/shared E/M service — physician not present	Use when split/shared documentation applies and the patient self-discharge impacts the shared visit.
`FY`	Telemental health service rendered by a non-physician	Use when services were delivered via telehealth by a non-physician and the patient terminated care early.
`QK`	Medical direction of two, three, or four concurrent anesthesia procedures involving qualified individuals	Not typically applicable; include only if anesthesia services were concurrently directed and discharge affected care.
`QX`	CRNA service independently	Not typically applicable; include only if related anesthesia care was involved before early discharge.

Taxonomy Code	Specialty	Notes
`103T00000X`	Family Medicine	Primary care providers who coordinate ongoing outpatient care and document reasons for early self-discharge.
`2084P0800X`	Clinical Social Worker	Commonly manages psychotherapy, care coordination, and discharge documentation in behavioral health settings.
`2084N0400X`	Psychiatrist	Provides medical management for psychiatric conditions and documents treatment discontinuation when patients self-discharge.
`101Y00000X`	Nurse Practitioner	Frequently provides longitudinal care in outpatient clinics and documents early termination of services.
`106H00000X`	Psychologist	Delivers outpatient psychotherapy and documents premature termination of treatment.

Related Diagnoses

ICD-10 Code	Description	Clinical Relevance
`F32.9`	Major depressive disorder, single episode, unspecified	Common reason for outpatient psychotherapy and care coordination that may be interrupted by early self-discharge.
`F33.1`	Major depressive disorder, recurrent, moderate	Frequently managed with ongoing visits; early self-discharge terminates planned follow-up and medication management.
`F11.20`	Opioid dependence, uncomplicated	Substance use disorders often require longitudinal treatment; self-discharge can disrupt continuity of care and medication-assisted therapy.
`F10.20`	Alcohol dependence, uncomplicated	Ongoing counseling and care coordination are typical; early self-discharge stops scheduled interventions.
`Z59.0`	Homelessness	Social determinants like housing instability contribute to inability to continue care and are relevant when `M1120` is assigned.
`Z59.4`	Lack of adequate transportation	Directly relevant to a documented reason for early self-discharge and inability to continue outpatient services.
`Z75.4`	Unavailability and inaccessibility of health care facilities	Reflects systemic barriers leading to cessation of ongoing care and supports use of `M1120`.

Related CPT Codes

CPT Code	Description	Relationship to This Procedure
`90791`	Psychiatric diagnostic evaluation (no medical services)	Initial diagnostic evaluation often precedes ongoing psychotherapy; may be on record when `M1120` is used if patient leaves after initial visits.
`90832`	Psychotherapy, 30 minutes with patient	Short psychotherapy sessions that may be part of the scheduled care truncated by early self-discharge.
`90834`	Psychotherapy, 45 minutes with patient	Standard individual psychotherapy session often scheduled in ongoing care interrupted when `M1120` is billed.
`90837`	Psychotherapy, 60 minutes with patient	Longer psychotherapy sessions that could be reduced or discontinued due to early self-discharge.
`99406`	Smoking and tobacco use cessation counseling, intermediate, 3–10 minutes	Example of a counseling service that may have been planned as part of ongoing care but not completed because the patient self-discharged.
`99078`	Physician training/education services delivered to patient (e.g., group health education)	Group or educational sessions arranged as part of ongoing care that the patient leaves early and cannot continue.

HCPCS Level II M1111: Start of Episode of Care, Documentation

HCPCS-M1106-START-OF-EPISODE-OF-CARE

HCPCS M1106: Start of Episode of Care

HCPCS-M1107-DEGENERATIVE-NEUROLOGICAL-DIAGNOSIS-DOCUMENTATION

HCPCS Level II M1107: Documentation of Degenerative Neurological Diagnosis

HCPCS-M1108-HOME-PROGRAM-REFERRAL-CONSULTATION-ONLY

HCPCS M1108: Ongoing Care Not Clinically Indicated; Home Program/Referral/Consult

HCPCS-M1109-ONGOING-CARE-INTERRUPTED-DUE-TO-EARLY-DISCHARGE

HCPCS M1109: Ongoing Care Interrupted Due to Early Discharge

HCPCS-M1110-EARLY-SELF-DISCHARGE-CARE-INTERRUPTED

HCPCS M1110: Ongoing Care Interrupted by Patient Self-Discharge

HCPCS-M1112-DEGENERATIVE-NEUROLOGICAL-DIAGNOSIS-DOCUMENTATION

HCPCS Level II M1112: Documentation of Degenerative Neurological Diagnosis

HCPCS-M1113-ONGOING-CARE-NOT-CLINICALLY-INDICATED-HOME-PROGRAM-REFERRAL-CONSULTATION

HCPCS M1113: Ongoing Care Not Clinically Indicated (Home Program/Referral/Consult)

HCPCS-M1114-CARE-DISCONTINUED-DUE-TO-HOSPITALIZATION-OR-SURGERY

HCPCS M1114: Care Discontinued Due to Hospitalization or Scheduled Surgery

HCPCS-M1115-PATIENT-SELF-DISCHARGE-INTERRUPTED-CARE

HCPCS M1115: Ongoing Care Interrupted by Patient Self-Discharge

Showing 1–10 of 37

Frequently Asked Questions

References

1.CPT® Codes and Descriptions. AAPC. Retrieved Jul 29, 2026.
2.HCPCS Quarterly Update. Centers for Medicare & Medicaid Services (CMS). Retrieved Jul 29, 2026.
3.ICD-10-CM Full Code List. Centers for Medicare & Medicaid Services (CMS). Retrieved Jul 29, 2026.

Published by

Trek Health powers OpenPayer with a leading commercial payer intelligence platform, seamlessly converting fragmented payer data into actionable insights for provider organizations.

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HCPCS Level II M1120: Ongoing Care Not Possible Due to Patient Self-Discharge

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Billing Code Overview

Clinical & Coding Specifications

Clinical Context

Coding Specifications

Related Diagnoses

Related CPT Codes

Related Codes

References

Clinical & Coding Specifications

Clinical Context

Coding Specifications

Related Diagnoses

Related CPT Codes

Related Codes

References

HCPCS Level II M1120: Ongoing Care Not Possible Due to Patient Self-Discharge

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Billing Code Overview

HCPCS Level II M1120: Ongoing Care Not Possible Due to Patient Self-Discharge

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Billing Code Overview

Clinical & Coding Specifications

Clinical Context

Coding Specifications

Related Diagnoses

Related CPT Codes

Related Codes

What does HCPCS Level II code M1120 represent?

In which settings is M1120 commonly used?

What documentation elements support assigning M1120 on a claim?

Which modifiers may be used with M1120 and when are they appropriate?

How does M1120 relate to other procedure and diagnosis codes on claims?

References

Clinical & Coding Specifications

Clinical Context

Coding Specifications

Related Diagnoses

Related CPT Codes

Related Codes

What does HCPCS Level II code M1120 represent?

In which settings is M1120 commonly used?

What documentation elements support assigning M1120 on a claim?

Which modifiers may be used with M1120 and when are they appropriate?

How does M1120 relate to other procedure and diagnosis codes on claims?

References