H33.01 – Retinal detachment with single break

ICD-10-CM 2027 diagnosis code · Disorders of choroid and retina

Non-billable header

ICD-10-CM code H33.01

Code: H33.01 (claims format: H3301)
Description: Retinal detachment with single break
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: H30-H36 Disorders of choroid and retina
Parent codes: H33 › H33.0

Billable codes under H33.01

H33.01 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.

H33 – Retinal detachments and breaks

Excludes1 (not coded here):

detachment of retinal pigment epithelium (H35.72-, H35.73-)

H33.0 – Retinal detachment with retinal break

Applicable to:

Rhegmatogenous retinal detachment

Excludes1 (not coded here):

serous retinal detachment (without retinal break) (H33.2-)

Index terms for H33.01

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

Detachment, retina, with retinal:, break, single

Related codes in H33.0

Frequently asked questions

What is ICD-10 code H33.01?

H33.01 is the ICD-10-CM code for retinal detachment with single break, in the block H30-H36 (Disorders of choroid and retina).

Is H33.01 a billable code?

No. H33.01 is a header code with more specific child codes; report one of the billable codes listed above.

What category does H33.01 belong to?

It belongs to category H33 – Retinal detachments and breaks.

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.