Is H44.609 a billable ICD-10-CM code?

Yes. H44.609 is a billable, specific ICD-10-CM code and is valid for submission on a claim.

Where does H44.609 sit in the tabular list?

Diseases of the eye and adnexa (H00-H59), in the block Disorders of vitreous body and globe (H43-H44).

What cannot be coded together with H44.609?

H44.609 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 H44.609 (H44.6) and apply to it just the same.

H44.609

H44.609 — Unspecified retained (old) intraocular foreign body, magnetic, unspecified eye

Billable / specific codeICD-10-CMunspecified

H44.609 is a billable, specific ICD-10-CM code for unspecified retained (old) intraocular foreign body, magnetic, unspecified eye. It is valid for submission on a claim.

Excludes1 inherited from the categories above H44.609

These are not written on H44.609, but they bind it: a note on a category applies to every code beneath it. Billing H44.609 with anything listed here is a denial.

Written on H44.6 — Retained (old) intraocular foreign body, magnetic

current intraocular foreign body (S05.-)

Excludes2 inherited from the categories above H44.609

Also inherited, and the opposite of Excludes1: these conditions are not part of H44.609, but a patient can have both, so you may code both.

Written on H44.6 — Retained (old) intraocular foreign body, magnetic

retained foreign body in eyelid (H02.81-)
retained (old) foreign body following penetrating wound of orbit (H05.5-)
retained (old) intraocular foreign body, nonmagnetic (H44.7-)

Risk adjustment

H44.609 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

H44.609 is named in 1 Medicare coverage policy — 1 listing it as supporting medical necessity. Which of them applies to you depends on your Medicare contractor, and coverage genuinely differs by state.

A57637Billing and Coding: Visual Field Examination

Code history

H44.609 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 H44.60. If H44.609 is not quite right, the correct code is usually one of these.

Questions about H44.609

Is H44.609 a billable ICD-10-CM code?: Yes. H44.609 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
Where does H44.609 sit in the tabular list?: Diseases of the eye and adnexa (H00-H59), in the block Disorders of vitreous body and globe (H43-H44).
What cannot be coded together with H44.609?: H44.609 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 H44.609 (H44.6) and apply to it just the same.