Z01 Encounter for other special examination without complaint, suspected or reported diagnosis

⚠ Non-Billable ICD-10-CM 2026
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The ICD-10-CM code for Encounter for other special examination without complaint, suspected or reported diagnosis is Z01 (FY2026). It is a non-billable category code — select a more specific code below for claims.

Classification

Section
Z00-Z13: Persons encountering health services for examinations (Z00-Z13)
Category Z01
34 codes (23 billable)
FY2026 Status
Stable since FY2024
Includes
  • routine examination of specific system
Excludes1
Not coded here. These conditions should NOT be coded together with Z01.
  • 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. These conditions are coded elsewhere but may be coded together if applicable.
  • encounter for laboratory and radiologic examinations as a component of general medical examinations (Z00.0-)
  • screening examinations (Z11-Z13)

Notes

  • Codes from category Z01 represent the reason for the encounter. A separate procedure code is required to identify any examinations or procedures performed

Official Coding Guidelines

Z codes/categories for routine and administrative examinations

The Z codes/categories for routine and administrative examinations: Z00 Encounter for general examination without complaint, suspected or reported diagnosis Z01 Encounter for other special examination without complaint, suspected or reported diagnosis Z02 Encounter for administrative examination Except: Z02.9, Encounter for administrative examinations, unspecified Z32.0- Encounter for pregnancy test

— ICD-10-CM Official Guidelines for Coding and Reporting, FY2026, Section I.C.21.c.12
Z codes restricted to principal/first-listed (with exception)

15) Z Codes That May Only be Principal/First-Listed Diagnosis The following Z codes/subcategories/categories may only be reported as the principal/first-listed diagnosis, except when there are multiple encounters on the same day and the medical records for the encounters are combined: Z00 Encounter for general examination without complaint, suspected or reported diagnosis Except: Z00.6 Z01 Encounter for other special examination without complaint, suspected or reported diagnosis Z02 Encounter for administrative examination Z04 Encounter for examination and observation for other reasons Z33.2 Encounter for elective termination of pregnancy

— ICD-10-CM Official Guidelines for Coding and Reporting, FY2026, Section I.C.21.15

Source: CMS — ICD-10-CM Official Guidelines for Coding and Reporting, FY2026

References

Related Codes

More Specific Codes

Z01.0 Encounter for examination of eyes and vision Z01.00 Encounter for examination of eyes and vision without abnormal findings Z01.01 Encounter for examination of eyes and vision with abnormal findings Z01.02 Encounter for examination of eyes and vision following failed vision screening Z01.020 Encounter for examination of eyes and vision following failed vision screening without abnormal findings Z01.021 Encounter for examination of eyes and vision following failed vision screening with abnormal findings Z01.1 Encounter for examination of ears and hearing Z01.10 Encounter for examination of ears and hearing without abnormal findings Z01.11 Encounter for examination of ears and hearing with abnormal findings Z01.110 Encounter for hearing examination following failed hearing screening Z01.118 Encounter for examination of ears and hearing with other abnormal findings Z01.12 Encounter for hearing conservation and treatment Z01.2 Encounter for dental examination and cleaning Z01.20 Encounter for dental examination and cleaning without abnormal findings Z01.21 Encounter for dental examination and cleaning with abnormal findings Z01.3 Encounter for examination of blood pressure Z01.30 Encounter for examination of blood pressure without abnormal findings Z01.31 Encounter for examination of blood pressure with abnormal findings Z01.4 Encounter for gynecological examination Z01.41 Encounter for routine gynecological examination Z01.411 Encounter for gynecological examination (general) (routine) with abnormal findings Z01.419 Encounter for gynecological examination (general) (routine) without abnormal findings Z01.42 Encounter for cervical smear to confirm findings of recent normal smear following initial abnormal smear Z01.8 Encounter for other specified special examinations Z01.81 Encounter for preprocedural examinations Z01.810 Encounter for preprocedural cardiovascular examination Z01.811 Encounter for preprocedural respiratory examination Z01.812 Encounter for preprocedural laboratory examination Z01.818 Encounter for other preprocedural examination Z01.82 Encounter for allergy testing

Related Codes in Z01

Z01.0 Encounter for examination of eyes and vision Z01.00 Encounter for examination of eyes and vision without abnormal findings Z01.01 Encounter for examination of eyes and vision with abnormal findings Z01.02 Encounter for examination of eyes and vision following failed vision screening Z01.020 Encounter for examination of eyes and vision following failed vision screening without abnormal findings Z01.021 Encounter for examination of eyes and vision following failed vision screening with abnormal findings Z01.1 Encounter for examination of ears and hearing Z01.10 Encounter for examination of ears and hearing without abnormal findings Z01.11 Encounter for examination of ears and hearing with abnormal findings Z01.110 Encounter for hearing examination following failed hearing screening Z01.118 Encounter for examination of ears and hearing with other abnormal findings Z01.12 Encounter for hearing conservation and treatment Z01.2 Encounter for dental examination and cleaning Z01.20 Encounter for dental examination and cleaning without abnormal findings Z01.21 Encounter for dental examination and cleaning with abnormal findings Z01.3 Encounter for examination of blood pressure Z01.30 Encounter for examination of blood pressure without abnormal findings Z01.31 Encounter for examination of blood pressure with abnormal findings Z01.4 Encounter for gynecological examination Z01.41 Encounter for routine gynecological examination
Search all 70,000+ ICD-10-CM codes →
Reviewed by Prajwal Shrestha, CPC, CRC
Certified Professional Coder (CPC) and Certified Risk Adjustment Coder (CRC) · AAPC Member ID 01997614 · About · Editorial policy · Content last reviewed: 2025-10-01

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