Are there age restrictions for ICD-10-CM code F03.A18?

Yes, this code is restricted to patients between the ages of 15 and 124 years.

Is F03.A18 a mental health diagnosis?

Yes, code F03.A18 is identified as a mental health diagnosis.

Is F03.A18 an acceptable principal diagnosis?

No, code F03.A18 is identified as an unacceptable principal diagnosis (Edit 113) due to OPPS coding requirements. However, this exclusion is ignored for specific bill types (12x, 22x, 81x, 82x).

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Medical Coding
ICD-10-CM
Chapter 5
F03.A18

F03.A18 Billable Code

Unspecified dementia, mild, with other behavioral disturbance

Effective From: 10/01/2022

Chapter Classification

Chapter 5 Mental, Behavioral and Neurodevelopmental disorders (F01-F99)

Section Detail

F01-F09 Mental disorders due to known physiological conditions (F01-F09)

Code Hierarchy

This code is a child of F03.A1.

Coding Guidelines & Notes

useAdditionalCode

code, if applicable, to identify wandering in unspecified dementia (Z91.83)

OPPS Editing Flags

Age Restrictions Ages 15 to 124

External Cause No

Mental Health Yes

Manifestation (Edit 89) No

Code First Applicable ?This code represents a manifestation of an underlying disease. The underlying condition must be coded first as the principal diagnosis. No

Unacceptable PDX (Edit 113) Yes

PDX Exclusion Logic

OPPS Required: Yes
Bill Type Override: Yes

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