Is L25.5 a billable ICD-10-CM code?

Yes. L25.5 is a billable, specific ICD-10-CM code and is valid for submission on a claim.

Where does L25.5 sit in the tabular list?

Diseases of the skin and subcutaneous tissue (L00-L99), in the block Dermatitis and eczema (L20-L30).

What cannot be coded together with L25.5?

L25.5 carries an Excludes1 note, which means the conditions it lists can never be coded together with it on the same encounter.

L25.5

L25.5 — Unspecified contact dermatitis due to plants, except food

Billable / specific codeICD-10-CM

L25.5 is a billable, specific ICD-10-CM code for unspecified contact dermatitis due to plants, except food. It is valid for submission on a claim.

Excludes1 — never code together

These conditions cannot occur together. Billing both on the same encounter is a denial.

nettle rash (L50.9)

Excludes2 — not included here, but may coexist

The excluded condition is not part of this code, but a patient can have both. You may code both.

allergy NOS due to pollen (J30.1)

Risk adjustment

L25.5 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

L25.5 is named in 9 Medicare coverage policies — 9 listing it as supporting medical necessity. Which of them applies to you depends on your Medicare contractor, and coverage genuinely differs by state.

A56558Billing and Coding: Allergy Testing
A57181Billing and Coding: Allergy Testing
A57473Billing and Coding: Allergy Testing
A57531Billing and Coding: Allergy Testing

How L25.5 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 L25.5.

Dermatitis›due to›plants NEC(contact)
Dermatitis›contact›due to›plants, non-food

Related codes at this level

Codes that share L25. If L25.5 is not quite right, the correct code is usually one of these.

Questions about L25.5

Is L25.5 a billable ICD-10-CM code?: Yes. L25.5 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
Where does L25.5 sit in the tabular list?: Diseases of the skin and subcutaneous tissue (L00-L99), in the block Dermatitis and eczema (L20-L30).
What cannot be coded together with L25.5?: L25.5 carries an Excludes1 note, which means the conditions it lists can never be coded together with it on the same encounter.