Summary & Overview
CPT 90951: Monthly ESRD Management for Patients Under 2 Years
CPT code 90951 designates monthly comprehensive management for patients younger than 2 years with end stage renal disease (ESRD), requiring at least four face-to-face encounters each month. This code captures sustained, coordinated clinical oversight of complex pediatric ESRD care and is relevant nationally for pediatric nephrology practices, dialysis centers, and payers managing high-acuity chronic kidney disease in infants and toddlers. Recognizing and correctly using this code affects care coordination and billing alignment for a vulnerable patient population with intensive service needs.
Key payers commonly considered in analyses of this service include Aetna, Blue Cross Blue Shield, Cigna Health, UnitedHealthcare, and Medicare. Readers will find a concise explanation of the code’s clinical scope and service setting, comparisons of payer coverage patterns, typical modifier usage, and operational benchmarks where available. The publication also provides clinical context for the frequency and nature of required face-to-face visits and discusses implications for care delivery workflows and documentation standards. Where input data are absent, the report notes that specific details are not available.
Billing Code Overview
CPT code 90951 describes the monthly comprehensive management of a patient under 2 years of age with end stage renal disease (ESRD). The service requires the provider to manage all aspects of the patient’s care for the month and to perform at least four face-to-face encounters with the patient during that month.
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Service Type: Monthly comprehensive ESRD management for infants and toddlers
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Typical Site of Service: Face-to-face outpatient or dialysis center visits occurring in clinical or facility settings where monthly ESRD management and evaluation can be performed
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Clinical & Coding Specifications
Clinical Context
A typical patient is an infant under age two with end-stage renal disease (ESRD) receiving monthly comprehensive management from a pediatric nephrologist. The child attends a dialysis center or pediatric hospital where the nephrology provider performs at least four face-to-face encounters during the month to manage dialysis access, fluid and electrolyte balance, growth and nutrition, medication management (including erythropoiesis-stimulating agents, phosphate binders, and antihypertensives), vaccination status, and coordination with nursing, social work, and dietitian services. Monthly visits include assessment of vascular access or peritoneal catheter function, review of dialysis adequacy and ultrafiltration targets, laboratory review (electrolytes, hemoglobin, calcium, phosphorus), adjustment of dialysis prescription or medications, documentation of growth parameters and developmental progress, and caregiver education.
Clinical workflow: The nephrology team schedules recurring monthly visits with flexibility to cluster four face-to-face contacts across outpatient dialysis sessions or clinic visits. Each encounter documents history, focused exam, dialysis and access inspection, review of recent labs, medication and nutrition plan, and care coordination notes. If procedures (e.g., access revision) or hospital-level care occur, those are reported separately. Billing uses 90951 to capture the provider’s management of all monthly ESRD services for the patient younger than two when the required minimum of four face-to-face visits in the month is met.
Coding Specifications
| Modifier | Description | When to Use |
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