Is E10.37X2 a billable ICD-10-CM code?

Yes. E10.37X2 is a billable, specific ICD-10-CM code and is valid for submission on a claim.

Where does E10.37X2 sit in the tabular list?

Endocrine, nutritional and metabolic diseases (E00-E89), in the block Diabetes mellitus (E08-E13).

What cannot be coded together with E10.37X2?

E10.37X2 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 E10.37X2 (E10) and apply to it just the same.

E10.37X2

E10.37X2 — Type 1 diabetes mellitus with diabetic macular edema, resolved following treatment, left eye

Billable / specific codeICD-10-CM

E10.37X2 is a billable, specific ICD-10-CM code for type 1 diabetes mellitus with diabetic macular edema, resolved following treatment, left eye. It is valid for submission on a claim.

7th character "2" — left eye

One of the following 7th characters is to be assigned to code E10.37 to designate laterality of the disease:

1: right eye
2: left eye
3: bilateral
9: unspecified eye

Excludes1 inherited from the categories above E10.37X2

These are not written on E10.37X2, but they bind it: a note on a category applies to every code beneath it. Billing E10.37X2 with anything listed here is a denial.

Written on E10 — Type 1 diabetes mellitus

diabetes mellitus due to underlying condition (E08.-)
drug or chemical induced diabetes mellitus (E09.-)
gestational diabetes (O24.4-)
hyperglycemia NOS (R73.9)
neonatal diabetes mellitus (P70.2)
postpancreatectomy diabetes mellitus (E13.-)
postprocedural diabetes mellitus (E13.-)
secondary diabetes mellitus NEC (E13.-)
type 2 diabetes mellitus (E11.-)

Other codes that can never be billed with E10.37X2

These codes carry an Excludes1 note pointing at E10.37X2. The conflict binds both ways, but ICD-10-CM only writes it down on one side — so you would not find this by reading E10.37X2 alone.

E11Type 2 diabetes mellitus
E13Other specified diabetes mellitus
Q45.3Other congenital malformations of pancreas and pancreatic duct
E09Drug or chemical induced diabetes mellitus
E08Diabetes mellitus due to underlying condition

Risk adjustment

E10.37X2 risk-adjusts. Under the CMS-HCC V28 model it maps to these categories:

HCC 37 Diabetes with Chronic Complications0.166 RAF
HCC 37 Diabetes with Chronic Complications0.166 RAF

Coefficient shown for the Community Non-dual Aged segment. A higher HCC in the same hierarchy will suppress this one, so capturing it does not always add score.

Medicare coverage

E10.37X2 is named in 41 Medicare coverage policies — 40 listing it as supporting medical necessity, and 1 listing it as NOT covered. Which of them applies to you depends on your Medicare contractor, and coverage genuinely differs by state.

A57069Billing and Coding: Ophthalmic Angiography (Fluorescein and Indocyanine Green)not covered
A52464Glucose Monitor - Policy Article
A52501Therapeutic Shoes for Persons with Diabetes - Policy Article
A52507External Infusion Pumps - Policy Article

Code history

E10.37X2 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 E10.37. If E10.37X2 is not quite right, the correct code is usually one of these.

Questions about E10.37X2

Is E10.37X2 a billable ICD-10-CM code?: Yes. E10.37X2 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
Where does E10.37X2 sit in the tabular list?: Endocrine, nutritional and metabolic diseases (E00-E89), in the block Diabetes mellitus (E08-E13).
What cannot be coded together with E10.37X2?: E10.37X2 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 E10.37X2 (E10) and apply to it just the same.