G96.81
Intracranial hypotension
Not billable — category only FY2026 2025-10-01 → 2026-09-30
Exclusions 8 never code together
G00-G99chapter
Excludes2
- certain conditions originating in the perinatal period (P04-P96)P04-P96
- certain infectious and parasitic diseases (A00-B99)A00-B99
- complications of pregnancy, childbirth and the puerperium (O00-O9A)O00-O9A
- congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)Q00-Q99
- endocrine, nutritional and metabolic diseases (E00-E88)E00-E88
- injury, poisoning and certain other consequences of external causes (S00-T88)S00-T88
- neoplasms (C00-D49)C00-D49
- symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)R00-R94
Excludes2 — not included here, but the patient may have both. Code both when documented.
Instructional notes 14
G96.81code
Code also
- any associated diagnoses, such as:
- Brachial amyotrophy (G54.5)G54.5
- Cerebrospinal fluid leak from spine (G96.02)G96.02
- Cranial nerve disorders in diseases classified elsewhere (G53)G53
- Nerve root and compressions in diseases classified elsewhere (G55)G55
- Nonpyogenic thrombosis of intracranial venous system (I67.6)I67.6
- Nontraumatic intracerebral hemorrhage (I61.-)I61.-
- Nontraumatic subdural hemorrhage (I62.0-)I62.0-
- Other and unspecified cord compression (G95.2-)G95.2-
- Other secondary parkinsonism (G21.8)G21.8
- Reversible cerebrovascular vasoconstriction syndrome (I67.841)I67.841
- Spinal cord herniation (G95.89)G95.89
- Stroke (I63.-)I63.-
- Syringomyelia (G95.0)G95.0
Index entries leading here filed at null
No alphabetic index entry points at this code.
Alongside this code 1 same parent — G96.8
Subordinate codes 3
Additional references
AHA Coding Clinic® Licence required
Official coding advice for this code. Published by the American Hospital Association. Not included in this installation.