ICD-10 · PDGM grouping
F40 Phobic anxiety disorders
All 23 codes in the F40 family, with the PDGM clinical group, comorbidity subgroup and primary-position rule CMS assigns, read from the CMS grouper crosswalk v07.2.26 and the CDC FY2027 code file.
Codes in family
23
Can lead a claim
21
Cannot lead a claim
2
What CMS assigns to F40
21 of the 23 codes group to Behavioral Health; 2 are assigned no clinical group. 3 of the 23 count toward the Phobias, Other Anxiety and Obsessive compulsive disorders comorbidity subgroup; 20 are assigned none. 21 of the 23 can lead a claim.
- Phobias, Other Anxiety and Obsessive compulsive disorders
Every code in F40
Descriptions are CDC’s FY2027 wording; where CMS’s grouper abbreviates one, its form is shown beneath.
| Code | Description | Primary position | Clinical group | Comorbidity subgroup |
|---|---|---|---|---|
| F40.0 Agoraphobia | ||||
| F40.00 | Agoraphobia, unspecified | Can lead a claim | F | Phobias, Other Anxiety and Obsessive compulsive disorders |
| F40.01 | Agoraphobia with panic disorder | Can lead a claim | F | Phobias, Other Anxiety and Obsessive compulsive disorders |
| F40.02 | Agoraphobia without panic disorder | Can lead a claim | F | Phobias, Other Anxiety and Obsessive compulsive disorders |
| F40.1 Social phobias | ||||
| F40.10 | Social phobia, unspecified | Cannot lead a claimPrincipal diagnosis not assigned to a clinical group | None | None |
| F40.11 | Social phobia, generalized | Can lead a claim | F | None |
| F40.2 Specific (isolated) phobias | ||||
| F40.21 Animal type phobia | ||||
| F40.210 | Arachnophobia | Can lead a claim | F | None |
| F40.218 | Other animal type phobia | Can lead a claim | F | None |
| F40.22 Natural environment type phobia | ||||
| F40.220 | Fear of thunderstorms | Can lead a claim | F | None |
| F40.228 | Other natural environment type phobia | Can lead a claim | F | None |
| F40.23 Blood, injection, injury type phobia | ||||
| F40.230 | Fear of blood | Can lead a claim | F | None |
| F40.231 | Fear of injections and transfusions | Can lead a claim | F | None |
| F40.232 | Fear of other medical care | Can lead a claim | F | None |
| F40.233 | Fear of injury | Can lead a claim | F | None |
| F40.24 Situational type phobia | ||||
| F40.240 | Claustrophobia | Can lead a claim | F | None |
| F40.241 | Acrophobia | Can lead a claim | F | None |
| F40.242 | Fear of bridges | Can lead a claim | F | None |
| F40.243 | Fear of flying | Can lead a claim | F | None |
| F40.248 | Other situational type phobia | Can lead a claim | F | None |
| F40.29 Other specified phobia | ||||
| F40.290 | Androphobia | Can lead a claim | F | None |
| F40.291 | Gynephobia | Can lead a claim | F | None |
| F40.298 | Other specified phobia | Can lead a claim | F | None |
| F40.8 | Other phobic anxiety disorders | Can lead a claim | F | None |
| F40.9 | Phobic anxiety disorder, unspecified | Cannot lead a claimPrincipal diagnosis not assigned to a clinical group | None | None |
Sources: CMS HH PPS Grouper Software v07.2.26, effective 2026-10-01, for the clinical group, comorbidity subgroup, code-first conventions and primary-position flags; CDC NCHS ICD-10-CM FY2027 code descriptions for the family title and code wording. This is the crosswalk Medicare runs a claim through. Grouping also depends on admission source, timing, the OASIS functional items and the rest of the diagnosis list.
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