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E66.1

Billable

Drug-induced obesity

This code does not map to an HCC category in any model (V28, V24, ESRD, RxHCC).

What This Code Means

Weight gain and obesity caused as a side effect of medications.

Coding Tips

  • •Always document which medication caused the obesity
  • •Link this code with the medication code using the appropriate external cause coding

Use Additional Code

  • code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5)

Code Hierarchy

└E66Overweight and obesity└E66.1Drug-induced obesity
└E66.1Drug-induced obesity

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