---
title: "ICD-10-CM I73.81: Erythromelalgia | BillingBrief"
description: "ICD-10-CM code I73.81: Erythromelalgia. Category, related codes, and the official source, in plain English."
canonical: "https://billingbrief.com/icd10/i73.81/"
language: "en"
---

# I73.81 Erythromelalgia

ICD-10-CM · [CMS code reference](#source)

**Official ICD-10-CM description:** Erythromelalgia

## Coding notes

From the ICD-10-CM FY2027 (effective October 1, 2026) tabular list. Notes on a parent code or category apply here too.

### Excludes1

Not coded together with this code. The exception is when the two conditions are unrelated to each other.

-   diabetic (peripheral) angiopathy (E08-E13 with .51-.52)

### Excludes2

Not part of this code, but both can be coded when both are documented.

-   chilblains (T69.1)
-   frostbite (T33-T34)
-   immersion hand or foot (T69.0-)
-   spasm of cerebral artery (G45.9)

## Related codes

-   [`I73.00` Raynaud's syndrome without gangrene ICD-10-CM](https://billingbrief.com/icd10/i73.00/)
-   [`I73.01` Raynaud's syndrome with gangrene ICD-10-CM](https://billingbrief.com/icd10/i73.01/)
-   [`I73.1` Thromboangiitis obliterans \[Buerger's disease\] ICD-10-CM](https://billingbrief.com/icd10/i73.1/)
-   [`I73.89` Other specified peripheral vascular diseases ICD-10-CM](https://billingbrief.com/icd10/i73.89/)
-   [`I73.9` Peripheral vascular disease, unspecified ICD-10-CM](https://billingbrief.com/icd10/i73.9/)

## Common questions

### Is I73.81 a billable code?

Yes. I73.81 is a billable ICD-10-CM code in the ICD-10-CM FY2027 (effective October 1, 2026) code set.

## From the source

Official description from [CMS](https://www.cms.gov/medicare/coding-billing/icd-10-codes).
ICD-10-CM FY2027 (effective October 1, 2026).

Code set

ICD-10-CM

Category

I73 Other peripheral vascular diseases

Chapter

Diseases of the circulatory system

Billable

Yes

Educational reference only. Not medical, legal, or billing advice. Always check the current official code set and payer policy before you bill. [About BillingBrief and our sources](https://billingbrief.com/about/).