Z13.85 – Encounter for screening for nervous system disorders

ICD-10-CM 2027 diagnosis code · Persons encountering health services for examinations

Non-billable header

ICD-10-CM code Z13.85
Code
Z13.85 (claims format: Z1385)
Description
Encounter for screening for nervous system disorders
Billable
No – use a more specific code below
Valid for
Dates of service October 1, 2026 – September 30, 2027 (FY2027)
Chapter
21. Factors influencing health status and contact with health services (Z00-Z99)
Block
Z00-Z13 Persons encountering health services for examinations
Parent codes
Z13 › Z13.8

Billable codes under Z13.85

Z13.85 is a header code and cannot be used on claims. Choose the most specific code:

Notes inherited from parent codes

Instructional notes at a category or block level apply to every code below it.

Z13 – Encounter for screening for other diseases and disorders

Applicable to:
  • Screening is the testing for disease or disease precursors in asymptomatic individuals so that early detection and treatment can be provided for those who test positive for the disease.
Excludes1 (not coded here):
  • encounter for diagnostic examination-code to sign or symptom

Z13.8 – Encounter for screening for other specified diseases and disorders

Excludes2 (not included here):
  • screening for malignant neoplasms (Z12.-)

Block Z00-Z13

Excludes2 (not included here):
  • examinations related to pregnancy and reproduction (Z30-Z36, Z39.-)
Notes:
  • Nonspecific abnormal findings disclosed at the time of these examinations are classified to categories R70-R94.

Related codes in Z13.8

Frequently asked questions

What is ICD-10 code Z13.85?

Z13.85 is the ICD-10-CM code for encounter for screening for nervous system disorders, in the block Z00-Z13 (Persons encountering health services for examinations).

Is Z13.85 a billable code?

No. Z13.85 is a header code with more specific child codes; report one of the billable codes listed above.

What category does Z13.85 belong to?

It belongs to category Z13 – Encounter for screening for other diseases and disorders.

Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.