F01.C — Vascular dementia, severe

Not billable

Is F01.C billable?

No — F01.C is a non-billable header code. F01.C groups more specific codes and cannot be submitted on a claim. A valid ICD-10-CM code must be reported at the highest level of specificity available in its branch. Select one of the 6 billable codes beneath F01.C.

Billable codes under this header

F01.C at a glance

Code	F01.C
Description	Vascular dementia, severe
Billable	No — header code
Code set	ICD-10-CM FY2027
Valid for encounters	October 1, 2026 – September 30, 2027

Code first — inherited from F01

The underlying condition below must be sequenced before F01.C. F01.C 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.C, but a patient may have both at the same time. When documentation supports it, F01.C and the excluded code may both be reported.

symptoms, signs and abnormal clinical laboratory findings, not elsewhere classified (R00-R99)

What codes fall under F01.C? (5)

How long has F01.C existed?

F01.C 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.