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ICD-10-CM tabular list

P19-P29Respiratory and cardiovascular disorders specific to the perinatal period

ICD-10-CM codes P19-P29 cover respiratory and cardiovascular disorders specific to the perinatal period, within certain conditions originating in the perinatal period. The block holds 91 codes across 9 categories, of which 70 are billable and 21 are header codes that cannot be submitted on a claim.

Risk adjustment in P19-P29

0 codes in this block map to a CMS-HCC, which means the diagnosis carries a risk-adjustment payment when it is documented and coded. Under-coding here is money left on the table; over-coding here is what audits are for.

  • HCC 213 Cardio-Respiratory Failure and Shock
  • HCC 212 Respiratory Arrest
  • HCC 225 Acute Heart Failure (Excludes Acute on Chronic)

What else to watch in P19-P29

  • 36 codes are named in Medicare coverage policies. An LCD or NCD lists them as supporting medical necessity, or explicitly as not supporting it. Which applies depends on the MAC for your state.

Categories in P19-P29

ICD-10-CMFY2026-Apr· effective April 1, 2026