Z13.850 – Encounter for screening for traumatic brain injury

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

Billable code

ICD-10-CM code Z13.850

Code: Z13.850 (claims format: Z13850)
Description: Encounter for screening for traumatic brain injury
Billable: Yes – valid for HIPAA-covered transactions
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 › Z13.85

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.

Index terms for Z13.850

Entries in the ICD-10-CM alphabetic index that lead to this code:

Related codes in Z13.85

Z13.858 – Encounter for screening for other nervous system disordersBillable

Frequently asked questions

What is ICD-10 code Z13.850?

Z13.850 is the ICD-10-CM code for encounter for screening for traumatic brain injury, in the block Z00-Z13 (Persons encountering health services for examinations).

Is Z13.850 a billable code?

Yes. Z13.850 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.

What category does Z13.850 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.