E73Non-billable (header)

Lactose intolerance

Related Codes· Metabolic disorders (E70-E88)

E70Disorders of aromatic amino-acid metabolismE71Disorders of branched-chain amino-acid metabolism and fatty-…

Sub-codes of E73(4)

E73 is a non-billable header. Select a sub-code to bill.

E73.0Congenital lactase deficiency✓ BillableE73.1Secondary lactase deficiency✓ BillableE73.8Other lactose intolerance✓ BillableE73.9Lactose intolerance, unspecified✓ Billable

Code Hierarchy

┌4Endocrine, nutritional and metabolic diseases (E00-E89)├E70-E88Metabolic disorders (E70-E88)├E73Lactose intolerance
└E73Lactose intolerance

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