ICD-10-CM Code Z01.021

Encounter for examination of eyes and vision following failed vision screening with abnormal findings

Version 2020 Billable Code New Code POA Exempt

Valid for Submission

Z01.021 is a billable code used to specify a medical diagnosis of encounter for examination of eyes and vision following failed vision screening with abnormal findings. The code is valid for the year 2020 for the submission of HIPAA-covered transactions. The code is exempt from present on admission (POA) reporting for inpatient admissions to general acute care hospitals.

ICD-10:Z01.021
Short Description:Enctr for exam of eyes and vis fol fail vis scrn wbn find
Long Description:Encounter for examination of eyes and vision following failed vision screening with abnormal findings

New 2020 ICD-10 Code

Z01.021 is new to ICD-10 code set for the FY 2020, effective October 1, 2019. The National Center for Health Statistics (NCHS) has published an update to the ICD-10-CM diagnosis codes which became effective October 1, 2019. This is a new and revised code for the FY 2020 (October 1, 2019 - September 30, 2020).

Tabular List of Diseases and Injuries

The Tabular List of Diseases and Injuries is a list of ICD-10 codes, organized "head to toe" into chapters and sections with guidance for inclusions, exclusions, descriptions and more. The following references are applicable to the code Z01.021:

Use Additional Code

Use Additional Code
The “use additional code” indicates that a secondary code could be used to further specify the patient’s condition. This note is not mandatory and is only used if enough information is available to assign an additional code.
  • code to identify abnormal findings

Index to Diseases and Injuries

The Index to Diseases and Injuries is an alphabetical listing of medical terms, with each term mapped to one or more ICD-10 code(s). The following references for the code Z01.021 are found in the index:


Present on Admission (POA)

Z01.021 is exempt from POA reporting - The Present on Admission (POA) indicator is used for diagnosis codes included in claims involving inpatient admissions to general acute care hospitals. POA indicators must be reported to CMS on each claim to facilitate the grouping of diagnoses codes into the proper Diagnostic Related Groups (DRG). CMS publishes a listing of specific diagnosis codes that are exempt from the POA reporting requirement. Review other POA exempt codes here .

CMS POA Indicator Options and Definitions
POA Indicator CodePOA Reason for CodeCMS will pay the CC/MCC DRG?
YDiagnosis was present at time of inpatient admission.YES
NDiagnosis was not present at time of inpatient admission.NO
UDocumentation insufficient to determine if the condition was present at the time of inpatient admission.NO
WClinically undetermined - unable to clinically determine whether the condition was present at the time of inpatient admission.YES
1Unreported/Not used - Exempt from POA reporting. NO

Replacement Code

Z01021 replaces the following previously assigned ICD-10 code(s):

  • Z01.01 - Encounter for exam of eyes and vision w abnormal findings

Code Classification

  • Factors influencing health status and contact with health services (Z00–Z99)
    • Persons encountering health services for examinations (Z00-Z13)
      • Encntr for oth sp exam w/o complaint, suspected or reprtd dx (Z01)

Code History

  • FY 2020 - Code Added, effective from 10/1/2019 through 9/30/2020