FY2027 ICD-10-CM reference
F45: Somatoform disorders
By the HCC Buddy Coding Team
The official ICD-10-CM descriptor is Somatoform disorders. The FY2027 annual edition starts October 1, 2026. Check the edition that applies to the encounter or inpatient discharge, including any April update.
Nonbillable heading. Verified against the official FY2027 order file.
More specific FY2027 codes
- F45.0: Somatization disorderBillable code
- F45.1: Undifferentiated somatoform disorderBillable code
- F45.2: Hypochondriacal disordersNonbillable heading
- F45.4: Pain disorders related to psychological factorsNonbillable heading
- F45.8: Other somatoform disordersBillable code
- F45.9: Somatoform disorder, unspecifiedBillable code
FY2027 Tabular instructions
Instructions below include applicable chapter, section and parent-code notes. Each note identifies where it appears in the official source.
Includes
disorders of psychological development
Source: F01-F99 (chapter, inherited).
Excludes2
symptoms, signs and abnormal clinical laboratory findings, not elsewhere classified (R00-R99)
Source: F01-F99 (chapter, inherited).
Excludes2
dissociative and conversion disorders (F44.-)
Source: F45 (category, direct).
Excludes2
factitious disorders (F68.1-, F68.A)
Source: F45 (category, direct).
Excludes2
hair-plucking (F63.3)
Source: F45 (category, direct).
Excludes2
lalling (F80.0)
Source: F45 (category, direct).
Excludes2
lisping (F80.0)
Source: F45 (category, direct).
Excludes2
malingering [conscious simulation] (Z76.5)
Source: F45 (category, direct).
Excludes2
nail-biting (F98.8)
Source: F45 (category, direct).
Excludes2
psychological or behavioral factors associated with disorders or diseases classified elsewhere (F54)
Source: F45 (category, direct).
Excludes2
sexual dysfunction, not due to a substance or known physiological condition (F52.-)
Source: F45 (category, direct).
Excludes2
thumb-sucking (F98.8)
Source: F45 (category, direct).
Excludes2
tic disorders (in childhood and adolescence) (F95.-)
Source: F45 (category, direct).
Excludes2
Tourette's syndrome (F95.2)
Source: F45 (category, direct).
Excludes2
trichotillomania (F63.3)
Source: F45 (category, direct).
Compare the FY2027 additions, removals and billable-status changes
What does F45 mean in FY2027?
The official ICD-10-CM descriptor is Somatoform disorders. The FY2027 annual edition starts October 1, 2026. Check the edition that applies to the encounter or inpatient discharge, including any April update.
Is F45 billable in FY2027?
The FY2027 order file marks F45 as a nonbillable heading. Select a complete billable child code.
Does F45 map to an HCC?
Risk-model mapping is not applicable to this nonbillable heading. Check a complete billable child code.
Source: CMS FY2027 ICD-10-CM order file. Payment model: CMS CY 2027 Rate Announcement. Read the FY2027 Official Guidelines.
Review the FY2026 April edition