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ICD-10-CM 2027

ICD-10 code for personality problem

F69

Unspecified disorder of adult personality and behavior

✓ Billable / specificAdult · age 15–124

From the official ICD-10-CM alphabetic index entry “Problem (with) (related to) › personality”. Page updated September 29, 2026.

About coding personality problem

The ICD-10-CM code for personality problem is F69 (Unspecified disorder of adult personality and behavior).

It is not a CC or MCC, so as a secondary diagnosis it doesn't change the MS-DRG severity level.

In MS-DRG v44.0, it is part of the grouping logic for DRG 883 (Disorders of Personality and Impulse Control, relative weight 1.7697), in MDC 19 (Mental Diseases and Disorders), as a principal or secondary diagnosis. The DRG a claim lands in depends on the principal diagnosis, procedures and any CC/MCC secondary diagnoses.

The Medicare Code Editor expects this diagnosis only for patients age 15 through 124.

Common questions about personality problem ICD-10 codes

What is the ICD-10 code for personality problem?

F69 — Unspecified disorder of adult personality and behavior.

Is F69 billable?

Yes. F69 is a billable/specific ICD-10-CM code valid for FY2027 (October 1, 2026 – September 30, 2027).

Can F69 be used as a principal diagnosis?

Yes. The Medicare Code Editor doesn't restrict F69 as a principal diagnosis.

Is F69 a CC or MCC?

No. F69 is neither a CC nor an MCC under MS-DRG v44.0.