E09.621 – Drug or chemical induced diabetes mellitus with foot ulcer

ICD-10-CM 2027 diagnosis code · Diabetes mellitus

Billable code

ICD-10-CM code E09.621
Code
E09.621 (claims format: E09621)
Description
Drug or chemical induced diabetes mellitus with foot ulcer
Billable
Yes – valid for HIPAA-covered transactions
Valid for
Dates of service October 1, 2026 – September 30, 2027 (FY2027)
Chapter
4. Endocrine, nutritional and metabolic diseases (E00-E89)
Block
E08-E13 Diabetes mellitus
Parent codes
E09 › E09.6 › E09.62

Notes for E09.621

Use additional code:

Notes inherited from parent codes

Instructional notes at a category or block level apply to every code below it.

E09 – Drug or chemical induced diabetes mellitus

Excludes1 (not coded here):
  • diabetes mellitus due to underlying condition (E08.-)
  • gestational diabetes (O24.4-)
  • neonatal diabetes mellitus (P70.2)
  • postpancreatectomy diabetes mellitus (E13.-)
  • postprocedural diabetes mellitus (E13.-)
  • secondary diabetes mellitus NEC (E13.-)
  • type 1 diabetes mellitus (E10.-)
  • type 2 diabetes mellitus (E11.-)
Code first:
  • poisoning due to drug or toxin, if applicable (T36-T65 with fifth or sixth character 1-4)
Use additional code:
  • code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5)
  • code to identify control using:
  • injectable non-insulin antidiabetic drugs (Z79.85)
  • insulin (Z79.4)
  • oral antidiabetic drugs (Z79.84)
  • oral hypoglycemic drugs (Z79.84)

Index terms for E09.621

Entries in the ICD-10-CM alphabetic index that lead to this code:

Related codes in E09.62

Frequently asked questions

What is ICD-10 code E09.621?

E09.621 is the ICD-10-CM code for drug or chemical induced diabetes mellitus with foot ulcer, in the block E08-E13 (Diabetes mellitus).

Is E09.621 a billable code?

Yes. E09.621 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.

What category does E09.621 belong to?

It belongs to category E09 – Drug or chemical induced diabetes mellitus.

Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.