D48.60 (Neoplasm of uncertain behavior of unspecified breast) compared with D48.62 (Neoplasm of uncertain behavior of left breast), from the official CMS tabular data. D48.60 and D48.62 code the same condition on opposite sides.
Same condition; these differ only in which side is documented.
These codes share a category and title and differ only in the side affected. The documentation decides which applies, and a bilateral code is reported only where the code set provides one.
Source: ICD-10-CM tabular list (laterality variant derived from the code title)
Same condition, opposite side. D48.60 and D48.62 name the same condition on opposite sides of the body.
Same category and title, differing only in which side is affected — the documentation decides which one applies, and a bilateral code is reported only where the code set provides one.
| D48.60Neoplasm of uncertain behavior of unspecified breast | D48.62Neoplasm of uncertain behavior of left breast | |
|---|---|---|
| Billing status | Billable | Billable |
| Classification | C00-D49 — Neoplasms (C00-D49) | C00-D49 — Neoplasms (C00-D49) |
| Definition | Neoplasm of uncertain behavior of unspecified breast is a billable ICD-10-CM diagnosis code (D48.60). | Neoplasm of uncertain behavior of left breast is a billable ICD-10-CM diagnosis code (D48.62). |
Derived from the official CMS ICD-10-CM tabular data (FY2026). Not billing advice; verify sequencing rules for the encounter. All data sources