F01.C4 — Vascular dementia, severe, with anxiety
Is F01.C4 billable?
Yes — F01.C4 is billable for FY2027. F01.C4 is a valid, billable ICD-10-CM code at the highest level of specificity in its branch. F01.C4 may be submitted for encounters from October 1, 2026 through September 30, 2027.
F01.C4 at a glance
| Code | F01.C4 |
|---|---|
| Description | Vascular dementia, severe, with anxiety |
| Billable | Yes |
| Code set | ICD-10-CM FY2027 |
| Valid for encounters | October 1, 2026 – September 30, 2027 |
Which MS-DRGs does F01.C4 group to?
F01.C4 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.
- 884Organic Disturbances and Intellectual Disabilitymedical
As a secondary diagnosis, F01.C4 is a complication or comorbidity (CC), which can move a stay into a higher-paying DRG.
How is F01.C4 listed in the Alphabetic Index?
These are the routes through the Alphabetic Index that lead to F01.C4. They show the wording a clinician may have documented, which often differs from the Tabular description.
- Dementia › vascular › severe › with › anxiety (degenerative (primary)) (persisting) (unspecified severity) (without behavioral disturbance, psychotic disturbance, mood disturbance, and anxiety)
Inclusion terms
Alternative wording in documentation that is classified to F01.C4.
- Major neurocognitive disorder due to vascular disease, severe, with anxiety
Code first — inherited from F01
The underlying condition below must be sequenced before F01.C4. F01.C4 describes a manifestation and cannot be the principal or first-listed diagnosis.
- , if applicable, any causal condition
Excludes2 — not included here — inherited from Chapter 5
The conditions below are not part of F01.C4, but a patient may have both at the same time. When documentation supports it, F01.C4 and the excluded code may both be reported.
- symptoms, signs and abnormal clinical laboratory findings, not elsewhere classified (R00-R99)
How long has F01.C4 existed?
F01.C4 first appears in FY2023.
Derived from the official order files for FY2016–FY2026. FY2017 and FY2020 publish no order file, so those years are not covered.
What other codes are in the F01.C family? (4)
- F01.C0Vascular dementia, severe, without behavioral disturbance, psychotic disturbance, mood disturbance, and anxiety
- F01.C1Vascular dementia, severe, with behavioral disturbancenot billable
- F01.C2Vascular dementia, severe, with psychotic disturbance
- F01.C3Vascular dementia, severe, with mood disturbance