M1009 Discharge — HCPCS Reimbursement & Policy | OpenPayer

Summary & Overview

HCPCS M1009: Discharge/Discontinuation of Episode of Care

HCPCS Level II code M1009 denotes the documented discharge or discontinuation of an episode of care. Nationally, accurate capture of discharge events matters for continuity of care, care coordination metrics, record-keeping, and administrative reconciliation across payers and providers. Recording a discharge or discontinuation in the medical record can affect episode-based billing, quality reporting, and transitions between care settings.

Key payers in this discussion include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. Readers will find a concise explanation of the code's clinical and administrative purpose, typical sites of service where the code is applied, and the common modifiers associated with billing for discharge events. The publication also outlines what to expect in payer coverage practices and documentation requirements where available. Policy context and benchmarks are summarized to give national perspective on how discharge documentation is operationalized across care settings.

This summary is intended to give clinicians, revenue cycle staff, and policy analysts a clear, national-level description of the code's meaning, its role in medical records and billing workflows, and the types of information to review when validating use of this code.

AetnaBlue Cross Blue ShieldCigna HealthUnitedHealthcareMedicareM1009HCPCS Level IIdischargeepisode of carecare coordinationclinical documentationbilling

Billing Code Overview

HCPCS Level II code M1009 represents discharge/discontinuation of the episode of care documented in the medical record. This code is used to record the formal end or discontinuation of an episode of care as documented by the treating clinician or care team.

Service type: Administrative/clinical discharge of an episode of care
Typical site of service: Settings where episodes of care are documented and formally closed, such as inpatient hospitals, outpatient clinics, home health agencies, and other clinical care settings where a documented episode of care is maintained.

Data not available in the input.

Clinical & Coding Specifications

Clinical Context

A patient receiving home health, hospice, or outpatient therapy has reached the planned end of an episode of care and requires documentation of discharge/discontinuation. Typical scenario: an adult patient with chronic heart failure who was enrolled in a home health plan for skills training, medication management, and wound care completes the goals established in the plan of care or elects to discontinue services. The clinician (home health nurse, physical therapist, occupational therapist, or social worker) completes a comprehensive discharge visit, documents final status, patient and caregiver education, equipment disposition, and any unresolved needs, and records the formal discontinuation of the episode of care in the medical record. The service represented by M1009 is administrative/clinical documentation that the episode of care has been discharged or discontinued and is billed as a HCPCS Level II service tied to the patient record.

Workflow steps:

Referral and initiation of home health or outpatient therapy with documented start of episode.
Ongoing visits, care coordination, and progress notes toward established goals.
Final visit to evaluate goal attainment and to provide discharge instructions, equipment return, and follow-up recommendations.
Completion of a discharge summary in the medical record with date/time of discontinuation and signature of the responsible clinician.
Billing staff assigns M1009 to indicate discharge/discontinuation of the episode of care and applies applicable modifiers that reflect unusual circumstances or payer requirements.

Coding Specifications

HCPCS M1008: Outpatient Rheumatoid Arthritis Encounter Assessment (<50%)

HCPCS-M1028-HEADACHE-IMAGING-OTHER-THAN-CT-MRI-DOCUMENTATION

HCPCS M1028: Headache Imaging Other Than CT or MRI Documentation

HCPCS-M1046-KNEE-REPLACEMENT-FUNCTIONAL-OUTCOME-LOW-OKS-KOOS-JR

HCPCS M1046: Knee Replacement Functional Outcome Below Threshold

HCPCS-LEVEL-II-M1022-HOSPICE-ENROLLED-PATIENTS

HCPCS Level II M1022: Patients Enrolled in Hospice During Performance Period

HCPCS-M1067-HOSPICE-SERVICES-MEASUREMENT-PERIOD

HCPCS Level II M1067: Hospice Services During Measurement Period

HCPCS-M1044-OSWESTRY-DISABILITY-INDEX-PRE-AND-POST-OP-ASSESSMENT

HCPCS M1044: Oswestry Disability Index Pre- and Postoperative Assessment

HCPCS-M1039-LUMBAR-SPINE-INFECTION-PROCEDURE

HCPCS Level II M1039: Lumbar Spine Region Infection at Procedure Time

HCPCS-M1019-ADOLESCENT-DEPRESSION-REMISSION-12-MONTH-PHQ9

HCPCS M1019: Adolescent Depression Remission at 12 Months

HCPCS-M1054-URGENT-CARE-ONLY-VISITS

HCPCS M1054: Urgent Care–Only Visits

HCPCS-M1050-OSWESTRY-DISABILITY-INDEX-FUNCTIONAL-STATUS

HCPCS Level II M1050: Oswestry Disability Index Functional Status Measurement

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Modifier	Description	When to Use
`22`	Increased procedural services	Use when additional work beyond typical discharge documentation is required and well documented (e.g., complex social work discharge planning).
`23`	Unusual anesthesia	Not typically used for `M1009`; include only when concurrent anesthesia services are unusually required during discharge procedures.
`52`	Reduced services	Use when discharge visit or documentation was partially performed or abbreviated.
`53`	Discontinued procedure	Use if the planned discharge visit was started but discontinued due to patient instability.
`54`	Surgical care only	Not commonly applicable; use when billing separates surgical from post-discharge care across providers.
`55`	Postoperative management only	Use when another provider bills the active discharge visit and postoperative management is billed separately.
`56`	Preoperative management only	Rare for discharge codes; use if preoperative elements are billed separately in the episode of care.
`62`	Two surgeons	Use when two clinicians of different specialties share responsibility for discharge-related procedures requiring documentation.
`AS`	Physician assistant, nurse practitioner, or clinical nurse specialist services for assistant at surgery	Rare for discharge but applicable when advanced practice clinician documents and payer requires this modifier.
`CO`	Occupational therapist	Use when an occupational therapist performs and documents the discharge of therapy services.
`CQ`	Speech-language pathology assistant	Use when an assistant documents the discharge under supervision in speech therapy episodes.
`FX`	Functional reporting modifier (jurisdictional/payer specific)	Use when a payer requires specific functional reporting modifiers tied to discharge documentation.
`FY`	Physical therapist assistant	Use when a physical therapist assistant performs discharge-related activities under supervising therapist.
`QK`	Medical direction of two, three, or four concurrent anesthesia procedures	Uncommon; include only when anesthesia direction is part of the episode and affects discharge billing.

Taxonomy Code	Specialty	Notes
`251S00000X`	Home Health Agency	Agencies that coordinate and provide home health services and complete episode discharge documentation.
`261QA1901X`	Physical Therapist	Provides therapy services and prepares therapy discharge summaries for episodes of care.
`263R00000X`	Occupational Therapist	Performs ADL-related interventions and documents occupational therapy discharge.
`163W00000X`	Nursing (Registered Nurse)	Conducts home health nursing visits and completes clinical discharge documentation.
`102L00000X`	Social Worker	Performs discharge planning for psychosocial needs and documents discontinuation of services.

Related Diagnoses

ICD-10 Code	Description	Clinical Relevance
`Z51.89`	Encounter for other specified aftercare	Commonly used for patients receiving ongoing therapeutic or nursing services whose episode is being closed at discharge.
`Z51.89`	Encounter for other specified aftercare	Used when documenting completion of post-acute services and transition of care upon discharge.
`Z74.2`	Need for assistance at home and no other household member able to render care	Relevant when home care services were provided and discharge documents changes in level of assistance.
`Z76.89`	Persons encountering health services for other specific reasons	May apply in administrative contexts tied to discontinuation of services.
`Z91.89`	Other specified personal risk factors, not elsewhere classified	Applied when discharge planning addresses personal risk factors affecting ongoing care needs.

Related CPT Codes

CPT Code	Description	Relationship to This Procedure
`99500`	Home visit for the evaluation and management of a patient	May be performed as an in-person discharge visit prior to billing `M1009` to document final evaluation.
`99341`	Home visit for new patient, lower complexity	Used when initial home visit occurs in an episode; relevant for sequencing care before eventual discharge.
`97110`	Therapeutic exercises	Therapy interventions commonly provided during the episode; therapy discharge documents completion of such services.
`97530`	Therapeutic activities	Functional activities billed during the episode; discharge documentation records outcomes of these services.
`92507`	Treatment of speech, language, voice, communication, and/or auditory processing disorder	Speech therapy procedures that may be included in the episode; discharge (`M1009`) documents discontinuation of these services.

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