Q05.8 — Sacral spina bifida without hydrocephalus

Billable

Is Q05.8 billable?

Yes — Q05.8 is billable for FY2027. Q05.8 is a valid, billable ICD-10-CM code at the highest level of specificity in its branch. Q05.8 may be submitted for encounters from October 1, 2026 through September 30, 2027.

Q05.8 at a glance

Code	Q05.8
Description	Sacral spina bifida without hydrocephalus
Billable	Yes
Code set	ICD-10-CM FY2027
Valid for encounters	October 1, 2026 – September 30, 2027

Which MS-DRGs does Q05.8 group to?

Q05.8 sits in MDC 01 and helps define the logic of 3 MS-DRGs (version 44, FY2027). Which one a stay actually groups to also depends on procedures and secondary diagnoses.

091Other Disorders of Nervous System with MCCmedical
092Other Disorders of Nervous System with CCmedical
093Other Disorders of Nervous System without CC/MCCmedical

How is Q05.8 listed in the Alphabetic Index?

These are the routes through the Alphabetic Index that lead to Q05.8. They show the wording a clinician may have documented, which often differs from the Tabular description.

Spina bifida › sacral (aperta)

Excludes1 — never code together — inherited from Q05

The conditions below can never be reported together with Q05.8 on the same claim. An Excludes1 note means the two conditions cannot occur in the same patient, so reporting both is a coding error.

Arnold-Chiari syndrome, type II (Q07.0-)
spina bifida occulta (Q76.0)

Use additional code — inherited from Q05

Report an additional code alongside Q05.8 to fully describe the condition. Q05.8 is sequenced first.

code for any associated paraplegia (paraparesis) (G82.2-)

Excludes2 — not included here — inherited from Chapter 17

The conditions below are not part of Q05.8, but a patient may have both at the same time. When documentation supports it, Q05.8 and the excluded code may both be reported.

inborn errors of metabolism (E70-E88)

How long has Q05.8 existed?

Q05.8 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.

Which conditions are coded to Q05.8?

ICD-10 code for Spina bifida