D37.01 Neoplasm of uncertain behavior of lip

Billable ICD-10-CM code, FY2026.

Applicable to

• Neoplasm of uncertain behavior of vermilion border of lip

Applies from D37 Neoplasm of uncertain behavior of oral cavity and digestive organs

Excludes1 (never code together)

• stromal tumors of uncertain behavior of digestive system (D48.1-)

Applies from D37.0 Neoplasm of uncertain behavior of lip, oral cavity and pharynx

Excludes1 (never code together)

• neoplasm of uncertain behavior of aryepiglottic fold or interarytenoid fold, laryngeal aspect (D38.0)
• neoplasm of uncertain behavior of epiglottis NOS (D38.0)
• neoplasm of uncertain behavior of skin of lip (D48.5)
• neoplasm of uncertain behavior of suprahyoid portion of epiglottis (D38.0)

MS-DRG index

Defines the logic of DRG(s) 011-013 in MDC PRE.

Approximate ICD-9-CM (GEMs)

• 235.1 Neoplasm of uncertain behavior of lip, oral cavity, and pharynx (approximate)

Code annotations containing back-references to D37.01

Back-references to D37.0

• Type 1 Excludes: D48.5 Neoplasm of uncertain behavior of skin ("neoplasm of uncertain behavior of vermilion border of lip (D37.0)")

Back-references to D37

• Type 1 Excludes: D49 Neoplasms of unspecified behavior ("neoplasms of uncertain behavior (D37-D44, D48)")

Nearby codes

• D37 Neoplasm of uncertain behavior of oral cavity and digestive organs
• D37.0 Neoplasm of uncertain behavior of lip, oral cavity and pharynx
• D37.01 Neoplasm of uncertain behavior of lip (this code)
• D37.02 Neoplasm of uncertain behavior of tongue
• D37.03 Neoplasm of uncertain behavior of the major salivary glands
• D37.030 Neoplasm of uncertain behavior of the parotid salivary glands
• D37.031 Neoplasm of uncertain behavior of the sublingual salivary glands
• D37.032 Neoplasm of uncertain behavior of the submandibular salivary glands