Is Q10.0 a billable ICD-10-CM code?

Yes. Q10.0 is a billable, specific ICD-10-CM code and is valid for submission on a claim.

Where does Q10.0 sit in the tabular list?

Congenital malformations, deformations and chromosomal abnormalities (Q00-QA0), in the block Congenital malformations of eye, ear, face and neck (Q10-Q18).

What cannot be coded together with Q10.0?

Q10.0 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 Q10.0 (Q10) and apply to it just the same.

Q10.0

Q10.0 — Congenital ptosis

Billable / specific codeICD-10-CMPOA exempt

Q10.0 is a billable, specific ICD-10-CM code for congenital ptosis. It is valid for submission on a claim.

Excludes1 inherited from the categories above Q10.0

These are not written on Q10.0, but they bind it: a note on a category applies to every code beneath it. Billing Q10.0 with anything listed here is a denial.

Written on Q10 — Congenital malformations of eyelid, lacrimal apparatus and orbit

cryptophthalmos NOS (Q11.2)
cryptophthalmos syndrome (Q87.0)

Other codes that can never be billed with Q10.0

These codes carry an Excludes1 note pointing at Q10.0. The conflict binds both ways, but ICD-10-CM only writes it down on one side — so you would not find this by reading Q10.0 alone.

H02Other disorders of eyelid

Risk adjustment

Q10.0 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

Q10.0 is named in 11 Medicare coverage policies — 11 listing it as supporting medical necessity. Which of them applies to you depends on your Medicare contractor, and coverage genuinely differs by state.

A54111Billing and Coding: Speech Language Pathology (SLP) Services: Communication Disorders
A56439Billing and Coding: Blepharoplasty
A56503Billing and Coding: Blepharoplasty, Eyelid Surgery, and Brow Lift
A56551Billing and Coding: Visual Fields Testing

How Q10.0 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 Q10.0.

Blepharochalasis›congenital
Blepharoptosis›congenital
Ptosis›congenital(eyelid)
Anomaly, anomalous›eye›ptosis(eyelid)
Anomaly, anomalous›eyelid›ptosis
Ptosis›eyelid›congenital

Code history

Q10.0 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 Q10. If Q10.0 is not quite right, the correct code is usually one of these.

Questions about Q10.0

Is Q10.0 a billable ICD-10-CM code?: Yes. Q10.0 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
Where does Q10.0 sit in the tabular list?: Congenital malformations, deformations and chromosomal abnormalities (Q00-QA0), in the block Congenital malformations of eye, ear, face and neck (Q10-Q18).
What cannot be coded together with Q10.0?: Q10.0 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 Q10.0 (Q10) and apply to it just the same.