Iron binding capacity

CPT 83550 is the billing code for "Iron binding capacity". Quantitative measurement of total iron binding capacity (TIBC) in serum

CPT 83550 has a total RVU of 0.56, broken down as: Work RVU 0.05, Practice Expense RVU 0.50, and Malpractice RVU 0.01. RVUs (Relative Value Units) determine Medicare reimbursement rates.

Key documentation requirements for CPT 83550 include: Order from physician required; Test results documented; Normal range: 250-450 mcg/dL; Clinical interpretation if applicable. Missing or incomplete documentation is a leading cause of claim denials for this code.

Bundling considerations for CPT 83550: TIBC measurement. May be billed with iron (83540) and ferritin (82728) on same day Use an NCCI bundling checker to verify specific code combinations before billing.

Common modifiers for CPT 83550 include: 26 (Professional component only (interpretation)), TC (Technical component only (performance)), 91 (Repeat clinical diagnostic laboratory test, same day). Modifiers indicate special circumstances and can affect reimbursement or prevent claim denials.

The typical time requirement for CPT 83550 is Automated testing - results typically available within hours. Time-based codes require documentation of the actual time spent providing the service.