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O91.212

Billable

Nonpurulent mastitis associated with pregnancy, second trimester

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

What This Code Means

Inflammation of breast tissue without pus formation that occurs during the second trimester of pregnancy.

Coding Tips

  • •Second trimester spans weeks 14-27; confirm this timeframe in the clinical documentation
  • •Nonpurulent mastitis may present with pain, swelling, and erythema but without abscess formation

Code Hierarchy

└O91Infections of breast associated with pregnancy, the puerperium and lactation└O91.2Nonpurulent mastitis associated with pregnancy, the puerperium and lactation└O91.21Nonpurulent mastitis associated with pregnancy└O91.212Nonpurulent mastitis associated with pregnancy, second trimester
└O91.212Nonpurulent mastitis associated with pregnancy, second trimester

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