MCMCB Pro
Z83.438

Z83.438Family history of other disorder of lipoprotein metabolism and other lipidemia

Billable / specific codeICD-10-CMPOA exempt

Z83.438 is a billable, specific ICD-10-CM code for family history of other disorder of lipoprotein metabolism and other lipidemia. It is valid for submission on a claim.

Inclusion terms

Alternative wordings a physician may use in the chart for this same code.

  • Family history of familial combined hyperlipidemia

Risk adjustment

Z83.438 does not map to an HCC and does not risk-adjust under CMS-HCC V28. That is normal — most ICD-10 codes do not. It still needs to be coded correctly; it just will not move a RAF score.

How Z83.438 is indexed

Coders do not find codes by browsing the tabular list — they look them up in the alphabetic index, under the word the physician wrote. These are the index entries that lead here, so you can see which chart wordings map to Z83.438.

  • Historyfamilyhyperlipidemia, familial combined
  • Historyfamilylipidemia NEC
  • Historyfamilydisease or disorderlipoprotein metabolism

Related codes at this level

Codes that share Z83.43. If Z83.438 is not quite right, the correct code is usually one of these.

Questions about Z83.438

Is Z83.438 a billable ICD-10-CM code?
Yes. Z83.438 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
Where does Z83.438 sit in the tabular list?
Factors influencing health status and contact with health services (Z00-Z99), in the block Persons with potential health hazards related to family and personal history and certain conditions influencing health status (Z77-Z99).
ICD-10-CMFY2026-Apr· effective April 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release — see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.