H52.51 – Internal ophthalmoplegia (complete) (total)

ICD-10-CM 2027 diagnosis code · Disorders of ocular muscles, binocular movement, accommodation and refraction

Non-billable header

ICD-10-CM code H52.51
Code
H52.51 (claims format: H5251)
Description
Internal ophthalmoplegia (complete) (total)
Billable
No – use a more specific code below
Valid for
Dates of service October 1, 2026 – September 30, 2027 (FY2027)
Chapter
7. Diseases of the eye and adnexa (H00-H59)
Block
H49-H52 Disorders of ocular muscles, binocular movement, accommodation and refraction
Parent codes
H52 › H52.5

Billable codes under H52.51

H52.51 is a header code and cannot be used on claims. Choose the most specific code:

Notes inherited from parent codes

Instructional notes at a category or block level apply to every code below it.

Block H49-H52

Excludes2 (not included here):
  • nystagmus and other irregular eye movements (H55)

Index terms for H52.51

Entries in the ICD-10-CM alphabetic index that lead to this code:

Related codes in H52.5

Frequently asked questions

What is ICD-10 code H52.51?

H52.51 is the ICD-10-CM code for internal ophthalmoplegia (complete) (total), in the block H49-H52 (Disorders of ocular muscles, binocular movement, accommodation and refraction).

Is H52.51 a billable code?

No. H52.51 is a header code with more specific child codes; report one of the billable codes listed above.

What category does H52.51 belong to?

It belongs to category H52 – Disorders of refraction and accommodation.

Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.