Z13.30 — Encounter for screening examination for mental health and behavioral disorders, unspecified
Is Z13.30 billable?
Yes, but Z13.30 is an unspecified code. Z13.30 is a valid, billable ICD-10-CM code for encounters from October 1, 2026 through September 30, 2027. However, Z13.30 is an unspecified or catch-all code. Payers apply additional scrutiny to unspecified codes and many deny them when the medical record supports a more specific option, so check the documentation before selecting Z13.30 — the more specific alternatives are listed below.
Z13.30 at a glance
| Code | Z13.30 |
|---|---|
| Description | Encounter for screening examination for mental health and behavioral disorders, unspecified |
| Billable | Yes |
| Code set | ICD-10-CM FY2027 |
| Valid for encounters | October 1, 2026 – September 30, 2027 |
What Medicare edits apply to Z13.30?
The Medicare Code Editor screens inpatient claims before they are grouped. These edits name Z13.30 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 Z13.30 group to?
Z13.30 sits in MDC 23 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.
- 951Other Factors Influencing Health Statusmedical
How is Z13.30 listed in the Alphabetic Index?
These are the routes through the Alphabetic Index that lead to Z13.30. They show the wording a clinician may have documented, which often differs from the Tabular description.
- Screening › behavioral disorder (for)
- Screening › mental health disorder (for)
- Screening › disease or disorder › behavioral (for)
- Screening › disease or disorder › mental health and behavioral (for)
Excludes1 — never code together — inherited from Z13
The conditions below can never be reported together with Z13.30 on the same claim. An Excludes1 note means the two conditions cannot occur in the same patient, so reporting both is a coding error.
- encounter for diagnostic examination-code to sign or symptom
Excludes2 — not included here — inherited from Z00-Z13
The conditions below are not part of Z13.30, but a patient may have both at the same time. When documentation supports it, Z13.30 and the excluded code may both be reported.
How long has Z13.30 existed?
Z13.30 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.