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ICD-10-CM 2027

ICD-10 code for endometrial stromal nodule

D26.1

Other benign neoplasm of corpus uteri

✓ Billable / specificFemale only

From the official ICD-10-CM alphabetic index entry “Nodule (s), nodular › endometrial (stromal)”. Page updated September 29, 2026.

About coding endometrial stromal nodule

The ICD-10-CM code for endometrial stromal nodule is D26.1 (Other benign neoplasm of corpus uteri).

Within D26 (other benign neoplasms of uterus), D26.1 is specifically for other benign neoplasm of corpus uteri. Related codes cover cervix uteri (D26.0), other parts of uterus (D26.7) and uterus, unspecified (D26.9).

It is not a CC or MCC, so as a secondary diagnosis it doesn't change the MS-DRG severity level.

In MS-DRG v44.0, it is part of the grouping logic for DRG 742 (Uterine and Adnexa Procedures for Non-Malignancy with CC/MCC, relative weight 1.8456), DRG 743 (Uterine and Adnexa Procedures for Non-Malignancy without CC/MCC, relative weight 1.2974), DRG 760 (Menstrual and Other Female Reproductive System Disorders with CC/MCC, relative weight 1.0129) and DRG 761 (Menstrual and Other Female Reproductive System Disorders without CC/MCC, relative weight 0.7041), in MDC 13 (Diseases and Disorders of the Female Reproductive System), as a principal or secondary diagnosis. The DRG a claim lands in depends on the principal diagnosis, procedures and any CC/MCC secondary diagnoses.

Common questions about endometrial stromal nodule ICD-10 codes

What is the ICD-10 code for endometrial stromal nodule?

D26.1 — Other benign neoplasm of corpus uteri.

Is D26.1 billable?

Yes. D26.1 is a billable/specific ICD-10-CM code valid for FY2027 (October 1, 2026 – September 30, 2027).

Can D26.1 be used as a principal diagnosis?

Yes. The Medicare Code Editor doesn't restrict D26.1 as a principal diagnosis.

Is D26.1 a CC or MCC?

No. D26.1 is neither a CC nor an MCC under MS-DRG v44.0.