Is A71.0 a billable ICD-10-CM code?

Yes. A71.0 is a billable, specific ICD-10-CM code and is valid for submission on a claim.

Where does A71.0 sit in the tabular list?

Certain infectious and parasitic diseases (A00-B99), in the block Other diseases caused by chlamydiae (A70-A74).

What cannot be coded together with A71.0?

A71.0 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 A71.0 (A71) and apply to it just the same.

A71.0

A71.0 — Initial stage of trachoma

Billable / specific codeICD-10-CM

A71.0 is a billable, specific ICD-10-CM code for initial stage of trachoma. It is valid for submission on a claim.

Inclusion terms

Alternative wordings a physician may use in the chart for this same code.

Trachoma dubium

Excludes1 inherited from the categories above A71.0

These are not written on A71.0, but they bind it: a note on a category applies to every code beneath it. Billing A71.0 with anything listed here is a denial.

Written on A71 — Trachoma

sequelae of trachoma (B94.0)

Risk adjustment

A71.0 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.

How A71.0 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 A71.0.

Trachoma, trachomatous›dubium
Trachoma, trachomatous›initial(stage)
Conjunctivitis NOS›trachomatous›acute

Code history

A71.0 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 A71. If A71.0 is not quite right, the correct code is usually one of these.

Questions about A71.0

Is A71.0 a billable ICD-10-CM code?: Yes. A71.0 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
Where does A71.0 sit in the tabular list?: Certain infectious and parasitic diseases (A00-B99), in the block Other diseases caused by chlamydiae (A70-A74).
What cannot be coded together with A71.0?: A71.0 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 A71.0 (A71) and apply to it just the same.