Summary & Overview
HCPCS M1264: Patients Age 75 or Older at Dialysis Initiation
HCPCS Level II code M1264 denotes patients age 75 or older on their initiation of dialysis. As a patient-characteristic code, it documents advanced age at dialysis start and supports clinical reporting, quality measurement, and population stratification across dialysis programs nationally. The code matters for capturing risk profiles, informing care planning, and enabling consistent reporting across payers and quality programs.
Key payers included in coverage and reporting contexts for this code are Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. Readers will find national benchmarks and payer coverage patterns, plus clinical context about using age-based patient-characteristic codes in dialysis reporting. The publication summarizes how M1264 is applied on service lines, typical sites of service (dialysis facilities and outpatient initiation settings), and common billing practices when documenting patient demographics tied to dialysis initiation.
The report provides: a concise description of the code and its clinical relevance; practical notes on where and when the code is used; an outline of payer considerations; and identification of gaps where Data not available in the input, such as associated taxonomies and ICD-10 mappings. This overview is intended for billing managers, compliance officers, and clinicians involved in dialysis program reporting and administration.
Billing Code Overview
HCPCS Level II code M1264 identifies patients age 75 or older on their initiation of dialysis date. This code is used to capture the patient characteristic of advanced age at the time dialysis is started.
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Service type: Patient demographic/characteristic related to dialysis initiation
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Typical site of service: Dialysis facility or outpatient dialysis initiation setting
Data not available in the input for associated taxonomies, ICD-10 diagnoses, and related codes.
Clinical & Coding Specifications
Clinical Context
Patient scenario: An 80-year-old patient with end-stage kidney disease (ESKD) presents for initiation of maintenance dialysis. The decision to start dialysis is made after inpatient evaluation for progressive uremic symptoms, fluid overload, and hyperkalemia refractory to medical management. The patient has multiple comorbidities including hypertension, type 2 diabetes mellitus, and ischemic heart disease.
Clinical workflow:
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Initial nephrology evaluation documents indications for dialysis, informed consent, and the planned modality (in-center hemodialysis vs. home dialysis).
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Vascular access assessment is performed; if a permanent access is not mature, a tunneled central venous catheter may be placed prior to first dialysis treatment.
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First dialysis session is scheduled and delivered in the dialysis unit (or inpatient dialysis service) on the initiation date. Documentation records the patient’s age on the initiation date to support the
M1264HCPCS Level II designation for patients age 75 or older. -
Nursing and dialysis documentation confirm modalities, prescriptions, complications, and any medical necessity notes (e.g., volume removal, dialysis vintage).
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Post-initiation care includes outpatient nephrology follow-up, dialysis nursing education, and coordination for permanent access creation if needed.