C44.1 — Other and unspecified malignant neoplasm of skin of eyelid, including canthus
Is C44.1 billable?
No — C44.1 is a non-billable header code. C44.1 groups more specific codes and cannot be submitted on a claim. A valid ICD-10-CM code must be reported at the highest level of specificity available in its branch. Select one of the 25 billable codes beneath C44.1.
Billable codes under this header
- C44.101Unspecified malignant neoplasm of skin of unspecified eyelid, including canthus
- C44.111Basal cell carcinoma of skin of unspecified eyelid, including canthus
- C44.121Squamous cell carcinoma of skin of unspecified eyelid, including canthus
- C44.131Sebaceous cell carcinoma of skin of unspecified eyelid, including canthus
- C44.191Other specified malignant neoplasm of skin of unspecified eyelid, including canthus
- C44.1021Unspecified malignant neoplasm of skin of right upper eyelid, including canthus
- C44.1022Unspecified malignant neoplasm of skin of right lower eyelid, including canthus
- C44.1091Unspecified malignant neoplasm of skin of left upper eyelid, including canthus
- C44.1092Unspecified malignant neoplasm of skin of left lower eyelid, including canthus
- C44.1121Basal cell carcinoma of skin of right upper eyelid, including canthus
- C44.1122Basal cell carcinoma of skin of right lower eyelid, including canthus
- C44.1191Basal cell carcinoma of skin of left upper eyelid, including canthus
- C44.1192Basal cell carcinoma of skin of left lower eyelid, including canthus
- C44.1221Squamous cell carcinoma of skin of right upper eyelid, including canthus
- C44.1222Squamous cell carcinoma of skin of right lower eyelid, including canthus
- C44.1291Squamous cell carcinoma of skin of left upper eyelid, including canthus
- C44.1292Squamous cell carcinoma of skin of left lower eyelid, including canthus
- C44.1321Sebaceous cell carcinoma of skin of right upper eyelid, including canthus
- C44.1322Sebaceous cell carcinoma of skin of right lower eyelid, including canthus
- C44.1391Sebaceous cell carcinoma of skin of left upper eyelid, including canthus
- C44.1392Sebaceous cell carcinoma of skin of left lower eyelid, including canthus
- C44.1921Other specified malignant neoplasm of skin of right upper eyelid, including canthus
- C44.1922Other specified malignant neoplasm of skin of right lower eyelid, including canthus
- C44.1991Other specified malignant neoplasm of skin of left upper eyelid, including canthus
- C44.1992Other specified malignant neoplasm of skin of left lower eyelid, including canthus
C44.1 at a glance
| Code | C44.1 |
|---|---|
| Description | Other and unspecified malignant neoplasm of skin of eyelid, including canthus |
| Billable | No — header code |
| Code set | ICD-10-CM FY2027 |
| Valid for encounters | October 1, 2026 – September 30, 2027 |
Excludes1 — never code together
The conditions below can never be reported together with C44.1 on the same claim. An Excludes1 note means the two conditions cannot occur in the same patient, so reporting both is a coding error.
- connective tissue of eyelid (C49.0)
Excludes1 — never code together — inherited from C44
The conditions below can never be reported together with C44.1 on the same claim. An Excludes1 note means the two conditions cannot occur in the same patient, so reporting both is a coding error.
What codes fall under C44.1? (5)
- C44.10Unspecified malignant neoplasm of skin of eyelid, including canthusnot billable
- C44.11Basal cell carcinoma of skin of eyelid, including canthusnot billable
- C44.12Squamous cell carcinoma of skin of eyelid, including canthusnot billable
- C44.13Sebaceous cell carcinoma of skin of eyelid, including canthusnot billable
- C44.19Other specified malignant neoplasm of skin of eyelid, including canthusnot billable
How long has C44.1 existed?
C44.1 has been in ICD-10-CM since at least FY2016, the earliest fiscal year on record here.
Derived from the official order files for FY2016–FY2026. FY2017 and FY2020 publish no order file, so those years are not covered.
What other codes are in the C44 family? (9)
- C44.0Other and unspecified malignant neoplasm of skin of lipnot billable
- C44.2Other and unspecified malignant neoplasm of skin of ear and external auricular canalnot billable
- C44.3Other and unspecified malignant neoplasm of skin of other and unspecified parts of facenot billable
- C44.4Other and unspecified malignant neoplasm of skin of scalp and necknot billable
- C44.5Other and unspecified malignant neoplasm of skin of trunknot billable
- C44.6Other and unspecified malignant neoplasm of skin of upper limb, including shouldernot billable
- C44.7Other and unspecified malignant neoplasm of skin of lower limb, including hipnot billable
- C44.8Other and unspecified malignant neoplasm of overlapping sites of skinnot billable
- C44.9Other and unspecified malignant neoplasm of skin, unspecifiednot billable