ICD-10-CM category F45: Somatoform disorders
Category F45 is a heading in chapter 5 (Mental, Behavioral and Neurodevelopmental disorders (F01-F99)), section Anxiety, dissociative, stress-related, somatoform and other nonpsychotic mental disorders (F40-F48). It is not billable; report one of the 10 complete codes below.
Notes that apply to every F45 code
- Excludes2 (not part of this condition, may be coded together)
- dissociative and conversion disorders (F44.-)
- factitious disorders (F68.1-, F68.A)
- hair-plucking (F63.3)
- lalling (F80.0)
- lisping (F80.0)
- malingering [conscious simulation] (Z76.5)
- nail-biting (F98.8)
- psychological or behavioral factors associated with disorders or diseases classified elsewhere (F54)
- sexual dysfunction, not due to a substance or known physiological condition (F52.-)
- thumb-sucking (F98.8)
- tic disorders (in childhood and adolescence) (F95.-)
- Tourette's syndrome (F95.2)
- trichotillomania (F63.3)
Billable codes in F45
| Code | Description |
|---|---|
| F45.0 | Somatization disorder |
| F45.1 | Undifferentiated somatoform disorder |
| F45.20 | Hypochondriacal disorder, unspecified |
| F45.21 | Hypochondriasis |
| F45.22 | Body dysmorphic disorder |
| F45.29 | Other hypochondriacal disorders |
| F45.41 | Pain disorder exclusively related to psychological factors |
| F45.42 | Pain disorder with related psychological factors |
| F45.8 | Other somatoform disorders |
| F45.9 | Somatoform disorder, unspecified |
Sources
Every figure on this page is taken from the CMS publications below, as released by the Centers for Medicare & Medicaid Services. Projection built 2026-10-10. Verify against the primary file before billing or contracting decisions. The reference methodology explains how each figure is computed from these files.
- ICD-10-CM FY2027 tabular order file (category titles)Version FY2027 · effective 2026-10-01 · file icd10cm_order_2027.txtSHA-256 38981fb2c1226e2b…
- ICD-10-CM FY2027 tabular list (chapter titles and ranges)Version FY2027 · effective 2026-10-01 · file 2027-code-tables-tabular-index.zipSHA-256 37baa476323714be…
- ICD-10-CM FY2027 code descriptions addenda (codes added, deleted and revised)Version FY2027 · effective 2026-10-01 · file icd10cm_codes_addenda_2027.txtSHA-256 cfba025073235af4…
- ICD-10 MS-DRG Definitions Manual v44 (text)Version v44 · effective 2026-10-01 · file fy2027-fr-icd10-ms-drg-definitions-manual-files-v44.zipSHA-256 ae4f6c11727fe91f…
- IPPS FY2027 Tables 6A-6K: new, invalid and revised ICD-10-CM/PCS codes, CC/MCC list changes and CC exclusionsVersion FY2027 (final rule; not reissued by CN3) · effective 2026-10-01 · file fy2027-ipps-fr-tables-6a-6k.zipSHA-256 ca0af87b0869a405…
- ICD-10-CM FY2027 POA-exempt codes (full list, additions, deletions and revisions)Version FY2027 · effective 2026-10-01 · file 2027-poa-exempt-codes.zipSHA-256 03f55091045024d0…
- ICD-10-CM to CMS-HCC V28 mappings, payment year 2027 initialVersion PY2027 initial ICD-10-CM mappings (dates of service 2026) · effective 2027-01-01 · file 2027 Initial ICD-10-CM Mappings.csvSHA-256 9c260b06d0dd2806…
- Medicare Coverage Database, current Billing and Coding Articles exportVersion MCD release 2026-10-08 · effective 2026-10-04 · file article.csvSHA-256 5e95c4a8ac3664be…
Codes from the FY2027 ICD-10-CM files (all chapters). Report the code that matches the documentation and the Official Guidelines; this list is not coding advice.