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Pediatric TPIAT & Islet Isolation Scrubber

Total Pancreatectomy with Islet Autotransplantation (TPIAT) cures severe chronic pain from genetic pancreatitis while preserving endogenous insulin production. However, pediatric transplant centers face crippling denials when payers bundle multi-hour cGMP clean-room islet isolation (CPT 48805) into primary pancreatectomy (48155) or deny autologous islet transplantation under experimental deceased-donor policies. Audit your TPIAT claims with precision.

Pediatric Cellular Therapy & Pancreatic Surgery Engine

Pediatric TPIAT & Islet Isolation Scrubber

Eliminate denials on total pancreatectomy (48155), defend multi-hour cGMP back-table islet cell isolation (48805), capture intraportal autotransplantation (+48554), and prevent experimental allotransplant policy rejections.

1. Patient Dosing & Islet Harvest

32 kg
15 kg (Child)35 kg (Preteen)70 kg (Adolescent)
4,500 IEQ/kg
< 2,500 (Suboptimal)3,500 – 5,000 (Target)> 5,000 (Insulin Independent)

Total Infused Islet Equivalents

144,000 IEQ

Clean-Room Lab (48805)

$4,800

2. Surgical Access & cGMP Compliance

Gross Clean Allowed

$11,860

Includes surgical, lab & autotransplant

Revenue At Risk

$2,160

Vulnerable to islet isolation bundling

Yield Tier: Moderate

TPIAT Coding Ledger

5 Billable Services
4815552.1 RVUPancreatectomy, total (with duodenectomy and biliary reconstruction)

Primary resection for intractable pediatric chronic pancreatitis. Preserves splenic vessels or includes splenectomy based on tissue viability.

$3,650
48805-5968.0 RVUPreparation and laboratory processing of autologous islet cells for transplantation

Distinct multi-hour enzymatic collagenase digestion and Ficoll density purification in clean room facility.

$4,800
4855430.7 RVUTransplantation of pancreatic islet cells; autotransplantation (gravity-fed intraportal infusion)

Intraoperative gravity reinfusion into mesenteric vein branch.

$2,150
37202-599.7 RVUTranscatheter infusion into portal vein, selective mesenteric cutdown

Direct cannulation of middle colic or inferior mesenteric vein branch with purse-string suture closure.

$680
99291-258.3 RVUCritical care, evaluation and management of the critically ill patient; first 30-74 minutes (acute post-TPIAT glycemic crisis & IV insulin drip)

Continuous hemodynamic and frequent blood glucose titration to prevent portal hypertension thrombosis and hypoglycemia.

$580

Payer Scrubber & Audit Defenses

Attach certified cGMP laboratory islet release form demonstrating viability (>70%) and sterility to defend CPT 48805.

Request Pediatric Pancreas & TPIAT RCM Audit

Get an expert review of your islet isolation laboratory billing, commercial autotransplant coverage policies, and delayed infusion modifier strategies.

Next Step For Your Practice

Turn these Pediatric TPIAT & Islet Isolation Scrubber insights into recovered cash

Pediatric hepatobiliary surgeons and cell processing centers lose up to $4,800 per case when commercial payers reject cGMP islet isolation or misclassify autologous transplantation as investigational. Let our senior AAPC-certified billing team audit 50 of your active claims or past denials — completely free, with guaranteed under-48-hour findings.

Free 50-Claim Audit Pilot

Test our scrub rules and appeal workflow on 50 real claims. Zero commitment, no credit card required.

Instant A/R Gap Analysis

Upload your aging report for instant benchmark comparisons against MGMA standards and recoverable cash projections.

98%+ Clean Claim Rate <24h Submission SLA HIPAA BAA Provided

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