ICD-10 C44.510
Billable / SpecificBasal cell carcinoma of anal skin
About ICD-10-CM C44.510
ICD-10-CM code C44.510 represents Basal cell carcinoma of anal skin. This is a billable/specific code in the Neoplasms chapter (block C44). The 2026 edition of ICD-10-CM C44.510 became effective on October 1, 2025.
Inclusion Terms / Approximate Synonyms
Clinical terms and conditions classified under C44.510. Per CMS ICD-10-CM Tabular 2026.
- Basal cell carcinoma of anal margin
- Basal cell carcinoma of perianal skin
Medicare LCD Coverage for C44.510
Local Coverage Determinations (LCDs) from CMS MACs that list C44.510 as a covered diagnosis.
Showing top 10 of 984 total . Click a CPT for full coverage scope.
Commercial Payer Coverage
Coverage policies from major commercial payers referencing C44.510.
5 Medicare
CPT Codes Commonly Billed with C44.510
Procedures frequently paired with this diagnosis based on PayerReady's Dx↔Px linkage data.
- 77336 CMS LCD: Billing and Coding: Superficial Radiation Therapy (SRT) for the Treatment of Nonmelanoma Skin Cancers (NMSC) CMS LCD
- 77370 CMS LCD: Billing and Coding: Superficial Radiation Therapy (SRT) for the Treatment of Nonmelanoma Skin Cancers (NMSC) CMS LCD
- 77439 CMS LCD: Billing and Coding: Superficial Radiation Therapy (SRT) for the Treatment of Nonmelanoma Skin Cancers (NMSC) CMS LCD
- 77436 CMS LCD: Billing and Coding: Superficial Radiation Therapy (SRT) for the Treatment of Nonmelanoma Skin Cancers (NMSC) CMS LCD
- 77437 CMS LCD: Billing and Coding: Superficial Radiation Therapy (SRT) for the Treatment of Nonmelanoma Skin Cancers (NMSC) CMS LCD
- 77285 CMS LCD: Billing and Coding: Superficial Radiation Therapy (SRT) for the Treatment of Nonmelanoma Skin Cancers (NMSC) CMS LCD
- 0394T CMS LCD: Billing and Coding: Superficial Radiation Therapy (SRT) for the Treatment of Nonmelanoma Skin Cancers (NMSC) CMS LCD
- 77280 CMS LCD: Billing and Coding: Superficial Radiation Therapy (SRT) for the Treatment of Nonmelanoma Skin Cancers (NMSC) CMS LCD
- G6001 CMS LCD: Billing and Coding: Superficial Radiation Therapy (SRT) for the Treatment of Nonmelanoma Skin Cancers (NMSC) CMS LCD
- 77300 CMS LCD: Billing and Coding: Superficial Radiation Therapy (SRT) for the Treatment of Nonmelanoma Skin Cancers (NMSC) CMS LCD
Convert C44.510 to ICD-9-CM
Per CMS General Equivalence Mappings (GEMs), useful for legacy data review and historical claim analysis.
| ICD-10 | ICD-9 | Mapping Flags |
|---|---|---|
| C44.510 | 17351 | 10000 |
Flags format (5 digits): Approximate · No Map · Combination · Scenario · Choice List. Source: CMS 2017 GEMs (final version).
Codes Adjacent To C44.510
Other codes in section C43-C44 (Melanoma and other malignant neoplasms of skin).
ICD-10 C44.510, Billing FAQ
Is ICD-10 code C44.510 billable? +
Yes, C44.510 is a billable ICD-10-CM code that can appear as a primary or secondary diagnosis on claims.
What other names or terms map to C44.510? +
ICD-10 C44.510 includes: Basal cell carcinoma of anal margin; Basal cell carcinoma of perianal skin.
What CPT codes are commonly billed with C44.510? +
Procedures frequently paired with C44.510 include: 77336, 77370, 77439, 77436, 77437.
What ICD-9 codes does C44.510 map to? +
Per CMS GEMs, C44.510 maps to ICD-9 codes: 17351. Useful for legacy data review and historical claim analysis.
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Reviewed by the PayerReady Medical Coding Team
Verified against the CMS 2026 code set on May 31, 2026.
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