Z83.438 — Family history of other disorder of lipoprotein metabolism and other lipidemia
Is Z83.438 billable?
Yes — Z83.438 is billable for FY2027. Z83.438 is a valid, billable ICD-10-CM code at the highest level of specificity in its branch. Z83.438 may be submitted for encounters from October 1, 2026 through September 30, 2027.
Z83.438 at a glance
| Code | Z83.438 |
|---|---|
| Description | Family history of other disorder of lipoprotein metabolism and other lipidemia |
| Billable | Yes |
| Code set | ICD-10-CM FY2027 |
| Valid for encounters | October 1, 2026 – September 30, 2027 |
What Medicare edits apply to Z83.438?
The Medicare Code Editor screens inpatient claims before they are grouped. These edits name Z83.438 directly.
CMS will reject this code as the principal diagnosis on an inpatient claim. It describes something other than the condition chiefly responsible for the admission.
Which MS-DRGs does Z83.438 group to?
Z83.438 sits in MDC 15 and helps define the logic of 1 MS-DRG (version 44, FY2027). Which one a stay actually groups to also depends on procedures and secondary diagnoses.
- 795Normal Newbornmedical
How is Z83.438 listed in the Alphabetic Index?
These are the routes through the Alphabetic Index that lead to Z83.438. They show the wording a clinician may have documented, which often differs from the Tabular description.
- History › family › hyperlipidemia, familial combined
- History › family › lipidemia NEC
- History › family › disease or disorder › lipoprotein metabolism
Inclusion terms
Alternative wording in documentation that is classified to Z83.438.
- Family history of familial combined hyperlipidemia
Excludes2 — not included here — inherited from Z83
The conditions below are not part of Z83.438, but a patient may have both at the same time. When documentation supports it, Z83.438 and the excluded code may both be reported.
- contact with and (suspected) exposure to communicable disease in the family (Z20.-)
Code also — inherited from Z77-Z99
Two codes may be needed to describe the condition fully. Whether Z83.438 is sequenced first depends on the reason for the encounter.
- any follow-up examination (Z08-Z09)
How long has Z83.438 existed?
Z83.438 first appears in FY2019.
Derived from the official order files for FY2016–FY2026. FY2017 and FY2020 publish no order file, so those years are not covered.