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G96.81 ICD-10-CM Code: Intracranial hypotension

Billing Status: NO. This is a clinician non-billable / parent hierarchy grouping in the ICD-10-CM system.

Official Registry Overview & Definition

Intracranial hypotension is a non-billable ICD-10-CM category code (G96.81). A more specific billable subcode must be selected for claims submission.

Official Tabular Instructional Notes

Sequencing, inclusion, and exclusion notes published for G96.81 in the official ICD-10-CM tabular list.

Code Also

Additional codes that may be required to fully describe the encounter.

  • any associated diagnoses, such as:
  • Brachial amyotrophy (G54.5)
  • Cerebrospinal fluid leak from spine (G96.02)
  • Cranial nerve disorders in diseases classified elsewhere (G53)
  • Nerve root and compressions in diseases classified elsewhere (G55)
  • Nonpyogenic thrombosis of intracranial venous system (I67.6)
  • Nontraumatic intracerebral hemorrhage (I61.-)
  • Nontraumatic subdural hemorrhage (I62.0-)
  • Other and unspecified cord compression (G95.2-)
  • Other secondary parkinsonism (G21.8)
  • Reversible cerebrovascular vasoconstriction syndrome (I67.841)
  • Spinal cord herniation (G95.89)
  • Stroke (I63.-)
  • Syringomyelia (G95.0)

Change history

  • FY2021 — 2020-10-01
    Added to the code set
    Intracranial hypotension
    FY2021 changes

Verify Before Coding

From the code registry, the Medicare Code Editor, and the MS-DRG Definitions Manual. Check it against a full claim.

Contextual Map

Every relationship of G96.81 in one view: hierarchy, official tabular instructions in both directions, clinical classification, risk adjustment, MS-DRG participation, index terms and change history — each edge carrying the CMS source it derives from.

Hierarchy

  • G00-G99 — Chapter 6: Diseases of the Nervous System (G00-G99) (G00-G99) [Hierarchy]

Code Also (13)

  • G21.8 — Other secondary parkinsonism [Code Also]: “Other secondary parkinsonism (G21.8)” · check together
  • G53 — Cranial nerve disorders in diseases classified elsewhere [Code Also]: “Cranial nerve disorders in diseases classified elsewhere (G53)” · check together
  • G54.5 — Neuralgic amyotrophy [Code Also]: “Brachial amyotrophy (G54.5)” · check together
  • G55 — Nerve root and plexus compressions in diseases classified elsewhere [Code Also]: “Nerve root and compressions in diseases classified elsewhere (G55)” · check together
  • G95.0 — Syringomyelia and syringobulbia [Code Also]: “Syringomyelia (G95.0)” · check together
  • G95.2 — Other and unspecified cord compression [Code Also]: “Other and unspecified cord compression (G95.2-)” · check together
  • G95.89 — Other specified diseases of spinal cord [Code Also]: “Spinal cord herniation (G95.89)” · check together
  • G96.02 — Spinal cerebrospinal fluid leak, spontaneous [Code Also]: “Cerebrospinal fluid leak from spine (G96.02)” · check together
  • and 5 more

Referenced by Code Also instructions

  • G96.0 — Cerebrospinal fluid leak [Code Also]: “intracranial hypotension (G96.81-)” · check together
  • G96.11 — Dural tear [Code Also]: “intracranial hypotension, if applicable (G96.81-)” · check together

Nearest codes (19)

  • G96 — Other disorders of central nervous system [Sibling]
  • G96.0 — Cerebrospinal fluid leak [Sibling]
  • G96.00 — Cerebrospinal fluid leak, unspecified [Sibling]
  • G96.01 — Cranial cerebrospinal fluid leak, spontaneous [Sibling]
  • G96.02 — Spinal cerebrospinal fluid leak, spontaneous [Sibling]
  • G96.08 — Other cranial cerebrospinal fluid leak [Sibling]
  • G96.09 — Other spinal cerebrospinal fluid leak [Sibling]
  • G96.1 — Disorders of meninges, not elsewhere classified [Sibling]
  • and 11 more

Change history

  • FY2021 — Added to the code set [Change history]

Referenced by Other Codes

Official ICD-10-CM tabular notes on other codes that name G96.81 or its code family.

2 Code Also instructions: G96.0, G96.11.

Frequently Asked Questions (FAQ) & Clinical Guidance

Can G96.81 be billed directly?

No. G96.81 (Intracranial hypotension) is a non-billable ICD-10-CM category code. A more specific billable subcode must be selected based on clinical documentation.

Nearest Codes in This Family

Official ICD-10-CM classifications closest to G96.81 in its code family, with their registry titles.

  • G96.12 — Meningeal adhesions (cerebral) (spinal)
  • G96.19 — Other disorders of meninges, not elsewhere classified
  • G96.191 — Perineural cyst
  • G96.198 — Other disorders of meninges, not elsewhere classified
  • G96.8 — Other specified disorders of central nervous system
  • G96.810 — Intracranial hypotension, unspecified
  • G96.811 — Intracranial hypotension, spontaneous
  • G96.819 — Other intracranial hypotension
  • G96.89 — Other specified disorders of central nervous system
  • G96.9 — Disorder of central nervous system, unspecified

View all codes in the G96 family