Is H54.52A1 a billable ICD-10-CM code?

Yes. H54.52A1 is a billable, specific ICD-10-CM code and is valid for submission on a claim.

Where does H54.52A1 sit in the tabular list?

Diseases of the eye and adnexa (H00-H59), in the block Visual disturbances and blindness (H53-H54).

What cannot be coded together with H54.52A1?

H54.52A1 carries Excludes1 notes, which means the conditions they list can never be coded together with it on the same encounter. Some are written on the categories above H54.52A1 (H54) and apply to it just the same.

H54.52A1

H54.52A1 — Low vision left eye category 1, normal vision right eye

Billable / specific codeICD-10-CMright

H54.52A1 is a billable, specific ICD-10-CM code for low vision left eye category 1, normal vision right eye. It is valid for submission on a claim.

Excludes1 inherited from the categories above H54.52A1

These are not written on H54.52A1, but they bind it: a note on a category applies to every code beneath it. Billing H54.52A1 with anything listed here is a denial.

Written on H54 — Blindness and low vision

amaurosis fugax (G45.3)

Risk adjustment

H54.52A1 does not map to an HCC and does not risk-adjust under CMS-HCC V28. That is normal — most ICD-10 codes do not. It still needs to be coded correctly; it just will not move a RAF score.

Medicare coverage

H54.52A1 is named in 13 Medicare coverage policies — 13 listing it as supporting medical necessity. Which of them applies to you depends on your Medicare contractor, and coverage genuinely differs by state.

A53057Billing and Coding: Home Health Occupational Therapy
A53064Billing and Coding: Outpatient Occupational Therapy
A56551Billing and Coding: Visual Fields Testing
A56672Billing and Coding: Electroretinography (ERG)

How H54.52A1 is indexed

Coders do not find codes by browsing the tabular list — they look them up in the alphabetic index, under the word the physician wrote. These are the index entries that lead here, so you can see which chart wordings map to H54.52A1.

Low›vision›one eye›left›category 1

Code history

H54.52A1 has not changed since FY2024 — no addition, revision or deletion across the three most recent ICD-10-CM releases.

Related codes at this level

Codes that share H54.52A. If H54.52A1 is not quite right, the correct code is usually one of these.

H54.52A2Low vision left eye category 2, normal vision right eye

Questions about H54.52A1

Is H54.52A1 a billable ICD-10-CM code?: Yes. H54.52A1 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
Where does H54.52A1 sit in the tabular list?: Diseases of the eye and adnexa (H00-H59), in the block Visual disturbances and blindness (H53-H54).
What cannot be coded together with H54.52A1?: H54.52A1 carries Excludes1 notes, which means the conditions they list can never be coded together with it on the same encounter. Some are written on the categories above H54.52A1 (H54) and apply to it just the same.