Z01.021 — Encounter for examination of eyes and vision following failed vision screening with abnormal findings
Is Z01.021 billable?
Yes — Z01.021 is billable for FY2027. Z01.021 is a valid, billable ICD-10-CM code at the highest level of specificity in its branch. Z01.021 may be submitted for encounters from October 1, 2026 through September 30, 2027.
Z01.021 at a glance
| Code | Z01.021 |
|---|---|
| Description | Encounter for examination of eyes and vision following failed vision screening with abnormal findings |
| Billable | Yes |
| Code set | ICD-10-CM FY2027 |
| Valid for encounters | October 1, 2026 – September 30, 2027 |
Which MS-DRGs does Z01.021 group to?
Z01.021 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 Z01.021 listed in the Alphabetic Index?
These are the routes through the Alphabetic Index that lead to Z01.021. They show the wording a clinician may have documented, which often differs from the Tabular description.
- Admission › vision examination › following failed vision screening › with abnormal findings (for)
- Examination › eye › following failed vision screening › with abnormal findings (for) (following) (general) (of) (routine)
- Examination › vision › following failed vision screening › with abnormal findings (for) (following) (general) (of) (routine)
- Test, tests, testing › vision › following failed vision screening › with abnormal findings (for)
- Vision, visual › examination › following failed vision screening › with abnormal findings
- Admission › examination at health care facility › eye › following failed vision screening › with abnormal findings (for)
- Admission › examination at health care facility › vision › following failed vision screening › with abnormal findings (for)
Use additional code
Report an additional code alongside Z01.021 to fully describe the condition. Z01.021 is sequenced first.
- code to identify abnormal findings
Excludes1 — never code together — inherited from Z01
The conditions below can never be reported together with Z01.021 on the same claim. An Excludes1 note means the two conditions cannot occur in the same patient, so reporting both is a coding error.
Excludes1 — never code together — inherited from Z01.0
The conditions below can never be reported together with Z01.021 on the same claim. An Excludes1 note means the two conditions cannot occur in the same patient, so reporting both is a coding error.
- examination for driving license (Z02.4)
Excludes1 — never code together — inherited from Z01.02
The conditions below can never be reported together with Z01.021 on the same claim. An Excludes1 note means the two conditions cannot occur in the same patient, so reporting both is a coding error.
Excludes2 — not included here — inherited from Z00-Z13
The conditions below are not part of Z01.021, but a patient may have both at the same time. When documentation supports it, Z01.021 and the excluded code may both be reported.
Excludes2 — not included here — inherited from Z01
The conditions below are not part of Z01.021, but a patient may have both at the same time. When documentation supports it, Z01.021 and the excluded code may both be reported.
How long has Z01.021 existed?
Z01.021 first appears in FY2021 (FY2020 is not available, so it may have appeared then).
Derived from the official order files for FY2016–FY2026. FY2017 and FY2020 publish no order file, so those years are not covered.