Medium impact
Special Stains - Medicare Advantage (Revised)
Humana·Effective Dec 1, 2025
CPT 88319, in plain terms, covers A lab test that uses special chemical stains to identify specific enzymes present in tissue samples under a microscope. CPT 88319 is referenced in 1 tracked payer policy change from Humana. For billers and coders, staying current on payer-specific coverage criteria, reimbursement rules, and prior-authorization requirements for CPT 88319 is critical to clean claim submission. Each entry below links to the full policy analysis with effective dates and action steps.
Official descriptor: CPT 88319 on AAPC
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