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O26.00

Billable

Excessive weight gain in pregnancy, unspecified trimester

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

What This Code Means

A pregnant woman has gained more weight than is typically recommended, but the specific trimester is not documented.

Coding Tips

  • Use this code only when the trimester is unknown or unspecified; otherwise, use the trimester-specific codes (O26.01-O26.03).
  • Document the amount of weight gain and compare to pre-pregnancy weight to support medical necessity.

Code Hierarchy

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