F40.243 — Fear of flying
Is F40.243 billable?
Yes — F40.243 is billable for FY2027. F40.243 is a valid, billable ICD-10-CM code at the highest level of specificity in its branch. F40.243 may be submitted for encounters from October 1, 2026 through September 30, 2027.
F40.243 at a glance
| Code | F40.243 |
|---|---|
| Description | Fear of flying |
| Billable | Yes |
| Code set | ICD-10-CM FY2027 |
| Valid for encounters | October 1, 2026 – September 30, 2027 |
Which MS-DRGs does F40.243 group to?
F40.243 sits in MDC 19 and helps define the logic of 1 MS-DRG (version 44, FY2027). Which one a stay actually groups to also depends on procedures and secondary diagnoses.
- 882Neuroses Except Depressivemedical
How is F40.243 listed in the Alphabetic Index?
These are the routes through the Alphabetic Index that lead to F40.243. They show the wording a clinician may have documented, which often differs from the Tabular description.
- Phobia, phobic › specific › situational › flying
Excludes2 — not included here — inherited from Chapter 5
The conditions below are not part of F40.243, but a patient may have both at the same time. When documentation supports it, F40.243 and the excluded code may both be reported.
- symptoms, signs and abnormal clinical laboratory findings, not elsewhere classified (R00-R99)
Excludes2 — not included here — inherited from F40.2
The conditions below are not part of F40.243, but a patient may have both at the same time. When documentation supports it, F40.243 and the excluded code may both be reported.
How long has F40.243 existed?
F40.243 has been in ICD-10-CM since at least FY2016, the earliest fiscal year on record here.
Derived from the official order files for FY2016–FY2026. FY2017 and FY2020 publish no order file, so those years are not covered.