2026 ICD-10-CM Diagnosis Code G24.5Blepharospasm
ICD-10-CM Codes›G00–G99›G20-G26›G24
- Billable — Valid for Submission
- Chronic Condition
G24.5 is a billable ICD-10-CM diagnosis code for blepharospasm. It is valid on HIPAA claims for fiscal year 2026 (October 1, 2025 through September 30, 2026) and groups to MS-DRG 124 through 125. Coders also document this condition as bilateral blepharospasm. In AHRQ's Clinical Classifications Software (CCSR), this diagnosis falls under Other nervous system disorders (often hereditary or degenerative).
Code Identity
Code Classification
Approximate SynonymsGuidance
Alternate terms and clinical phrases that map to this code.
- Bilateral blepharospasm
- Blepharospasm
- Blepharospasm of left eyelid
- Blepharospasm of right eyelid
- Isolated blepharospasm
- Reflex blepharospasm
Tabular List NotesGuidance
Coding notes and annotation back-references applicable to this code.
Type 1 Excludes
- drug induced blepharospasm G24.01
A type 1 excludes note is a pure excludes note. It means "NOT CODED HERE!" An Excludes1 note indicates that the code excluded should never be used at the same time as the code above the Excludes1 note. An Excludes1 is used when two conditions cannot occur together, such as a congenital form versus an acquired form of the same condition.
Index to Diseases and InjuriesGuidance
Alphabetical index entries that point to this code.
- Blepharospasm - G24.5
External Cause of Injuries IndexGuidance
References for this code in the External Cause of Injuries Index.
- Blepharospasm
Clinical ClassificationClinical
AHRQ’s CCSR groups this code into broader clinical categories.
Clinical InformationClinical
Blepharospasm
excessive winking; tonic or clonic spasm of the orbicularis oculi muscle.Meige Syndrome
a syndrome characterized by orofacial dystonia; including blepharospasm; forceful jaw opening; lip retraction; platysma muscle spasm; and tongue protrusion. it primarily affects older adults, with an incidence peak in the seventh decade of life. (from adams et al., principles of neurology, 6th ed, p108)Blepharospasm
involuntary twitching of the eyelid.
Patient EducationClinical
Eyelid Disorders
Your eyelids help protect your eyes. When you blink, your eyelids spread moisture over your eyes. Blinking also helps move dirt or other particles off the surface of the eye. You close your eyelids when you see something coming toward your eyes. This can help protect against injuries.
Read the full article at MedlinePlus
Courtesy of MedlinePlus, a service of the U.S. National Library of Medicine.
Convert G24.5 to ICD-9-CMHistory
The closest ICD-9-CM equivalents under the General Equivalence Mappings.
Code HistoryHistory
Questions About G24.5Overview
Is G24.5 (Dystonia) a billable code?
Yes. This is a billable ICD-10-CM code, specific enough to report blepharospasm on HIPAA-covered claims from October 1, 2025 through September 30, 2026.
What MS-DRG does G24.5 group to?
When blepharospasm is the principal diagnosis on an inpatient stay, it groups to MS-DRG 124, 125, with relative weights from 0.7678 to 1.3231 depending on complications. Higher weights mean higher Medicare reimbursement.
What is the ICD-9 equivalent of G24.5?
Under the General Equivalence Mappings, blepharospasm converts to ICD-9-CM 333.81 (blepharospasm). The mapping is a direct match.
Footnotes
[1] Chronic - a chronic condition code indicates a condition lasting 12 months or longer and its effect on the patient based on one or both of the following criteria:
- The condition results in the need for ongoing intervention with medical products,treatment, services, and special equipment
- The condition places limitations on self-care, independent living, and social interactions.
