ICDwise
Z01 ⚠ Non-billable

Encounter for other special examination without complaint, suspected or reported diagnosis

ICD-10-CM · FY2026 · Factors Influencing Health Status

Code
Z01
System
ICD-10-CM
Billable
No — use specific code
Effective
FY2026
Chapter
Factors Influencing Health Status
Source
CMS / CDC NCHS
⚠ Verify before billing. Confirm against the current CMS/NCHS ICD-10-CM files and your payer's rules before claims submission.

Official coding notes

From CMS's ICD-10-CM Tabular List.

Includes
  • routine examination of specific system
Excludes1 — never code together
  • encounter for examination for administrative purposes (Z02.-)
  • encounter for examination for suspected conditions, proven not to exist (Z03.-)
  • encounter for laboratory, radiologic and imaging examinations for sign(s) and symptom(s) - code to the sign(s) or symptom(s)
Excludes2 — not included here, but may code together
  • encounter for laboratory and radiologic examinations as a component of general medical examinations (Z00.0-)
  • screening examinations (Z11-Z13)
Note
  • Codes from category Z01 represent the reason for the encounter. A separate procedure code is required to identify any examinations or procedures performed

Frequently asked questions

What is ICD-10 code Z01?
ICD-10-CM code Z01 represents Encounter for other special examination without complaint, suspected or reported diagnosis. It is a non-billable header code requiring a more specific subcategory in the Factors Influencing Health Status chapter, effective October 1, 2025 – September 30, 2026.
Is Z01 billable?
No. Z01 is a non-billable header. Select a more specific subcategory for claims submission.
What chapter is Z01 in?
Z01 belongs to the Factors Influencing Health Status chapter (Z00–Z99) of ICD-10-CM.

Related codes in the Z01 category

Z01.0 Encounter for examination of eyes and vision Non-billable Z01.1 Encounter for examination of ears and hearing Non-billable Z01.2 Encounter for dental examination and cleaning Non-billable Z01.3 Encounter for examination of blood pressure Non-billable Z01.4 Encounter for gynecological examination Non-billable Z01.8 Encounter for other specified special examinations Non-billable Z01.00 Encounter for examination of eyes and vision without abnormal findings Billable Z01.01 Encounter for examination of eyes and vision with abnormal findings Billable

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