D49.89 – Neoplasm of unspecified behavior of other specified sites

ICD-10-CM 2027 diagnosis code · Neoplasms of unspecified behavior (D49)

Billable code

ICD-10-CM code D49.89

Code: D49.89 (claims format: D4989)
Description: Neoplasm of unspecified behavior of other specified sites
Billable: Yes – valid for HIPAA-covered transactions
Valid for: Dates of service October 1, 2026 – September 30, 2027 (FY2027)
Chapter: 2. Neoplasms (C00-D49)
Block: D49 Neoplasms of unspecified behavior (D49)
Parent codes: D49 › D49.8

Notes inherited from parent codes

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

D49 – Neoplasms of unspecified behavior

Includes:

'growth' NOS
neoplasm NOS
new growth NOS
tumor NOS

Excludes2 (not included here):

neoplasms of uncertain behavior (D37-D44, D48)

Notes:

Category D49 classifies by site neoplasms of unspecified morphology and behavior. The term 'mass', unless otherwise stated, is not to be regarded as a neoplastic growth.

D49.8 – Neoplasm of unspecified behavior of other specified sites

Excludes1 (not coded here):

neoplasm of unspecified behavior of eyelid (skin) (D49.2)
neoplasm of unspecified behavior of eyelid cartilage (D49.2)
neoplasm of unspecified behavior of great vessels (D49.2)
neoplasm of unspecified behavior of optic nerve (D49.7)

Index terms for D49.89

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

Osteitis, deformans, in, neoplastic disease, multiple sites

Related codes in D49.8

D49.81 – Neoplasm of unspecified behavior of retina and choroidBillable

Frequently asked questions

What is ICD-10 code D49.89?

D49.89 is the ICD-10-CM code for neoplasm of unspecified behavior of other specified sites, in the block D49 (Neoplasms of unspecified behavior (D49)).

Is D49.89 a billable code?

Yes. D49.89 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.

What category does D49.89 belong to?

It belongs to category D49 – Neoplasms of unspecified behavior.

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.