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C60.8 ICD-10-CM Code: Malignant neoplasm of overlapping sites of penis

C60.8 maps to CMS-HCC V28 23. A source-labeled RAF reference is available. Documentation must support MEAT. MEAT criteria · RAF Calculator · HCC coding software

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FY 2026 Apr update / Neoplasms (C00-D49) / Malignant neoplasms of male genital organs (C60-C63)

C60.8

Billable / SpecificICD-10-CMOfficial ICD-10-CMCodebook guidance

Malignant neoplasm of overlapping sites of penis

Cancer that involves multiple overlapping areas of the penis or cannot be assigned to a single specific site. This code is used when the tumor spans across different penile regions.

Buddy the Bee presenting code insight

Buddy Insight

This code is used when a penile cancer involves two or more contiguous anatomical subsites (e.

CMS-HCC V28

HCC 23

Code-level coefficient reference

CMS-HCC V24

Historical

Historical

Not used for CY2026 payment

ACA/HHS

HCC 013

Code-level coefficient reference

ESRD/PACE

HCC 12

Code-level coefficient reference

RXHCC

HCC 22

Code-level coefficient reference

Code Book Path

Official
C60Malignant neoplasm of penis
C60.8Malignant neoplasm of overlapping sites of penis

Inclusion Terms

Official

ICD-10-CM does not list inclusion terms for C60.8 in this effective period.

Excludes 2

Official

ICD-10-CM does not list Excludes 2 notes for C60.8 in this effective period.

Related Child Codes

Official
C60.0Malignant neoplasm of prepuce
C60.1Malignant neoplasm of glans penis
C60.2Malignant neoplasm of body of penis
C60.9Malignant neoplasm of penis, unspecified

Includes

Official

ICD-10-CM does not list Includes notes for C60.8 in this effective period.

Excludes 1

Official

ICD-10-CM does not list Excludes 1 notes for C60.8 in this effective period.

Code First

Official

ICD-10-CM does not list Code First sequencing instructions for C60.8 in this effective period.

Use Additional

Official

ICD-10-CM does not list Use Additional Code instructions for C60.8 in this effective period.

Code Also

Official

ICD-10-CM does not list Code Also instructions for C60.8 in this effective period.

Buddy Documentation Tip

HCC Buddy guidance
Documentation identifying which specific penile subsites are involved (e.g., glans and shaft)
Pathology confirming that the tumor spans contiguous sites
Statement that the primary point of origin cannot be determined
TNM staging with tumor size and depth

MEAT Support

HCC Buddy guidance
Documentation identifying which specific penile subsites are involved (e.g., glans and shaft)
Pathology confirming that the tumor spans contiguous sites
Statement that the primary point of origin cannot be determined
TNM staging with tumor size and depth

Audit Caution

HCC Buddy guidance
Using overlapping sites when one primary subsite can be identified with extension to an adjacent area
Confusing overlapping primary with metastatic spread to a second penile subsite
Using C60.9 (unspecified) when the documentation actually describes overlapping sites
Failing to document which subsites are overlapped, making the code unsupportable

Common Mistakes

HCC Buddy guidance
C60.0/C60.1/C60.2 — Specific subsite codes; use these when a primary origin can be identified
C60.9 — Unspecified penis; overlapping is more specific than unspecified
C63.8 — Overlapping male genital organs; use C60.8 when overlapping is confined to penile subsites only

Current with CMS: FY2026 ICD-10-CM Apr 1 update (effective Apr 1 – Sep 30, 2026) · CMS-HCC V28, 100% phased in for payment year 2026. FY2027 code set already staged for October 1, 2026. How HCC Buddy stays current →

Is C60.8 an HCC code?

Yes. C60.8 (Malignant neoplasm of overlapping sites of penis) maps to HCC 23, Prostate, Breast, and Other Cancers and Tumors under the CMS-HCC V28 risk adjustment model, with a source-labeled community non-dual aged reference coefficient of 0.186. Source-labeled code-level coefficients are references, not member totals. Actual contribution depends on complete member context, hierarchy and cleanup rules, interactions, and model year. HCC Buddy's RAF Calculator supports CMS-HCC V28 PY2026 and shows no score unless every required source and calculation check passes. It is billable for payment year 2026.

Coder answer: C60.8 is billable and maps to V28 HCC 23, Prostate, Breast, and Other Cancers and Tumors. Open it in the Code Book for the tabular path, RAF, and MEAT checklist.

Code
C60.8
Description
Malignant neoplasm of overlapping sites of penis
HCC (V28)
HCC 23 — Prostate, Breast, and Other Cancers and Tumors
RAF reference coefficient
0.186
Billable
Yes
Payment year
2026

HCC Category Mapping

V28HCC 23, Prostate, Breast, and Other Cancers and Tumors
0.186
ESRDHCC 12, Breast/Prostate/and Other Cancers and Tumors
Not separately weighted
RxHCCHCC 22, Prostate, Breast, Bladder, and Other Cancers and Tumors
Not separately weighted

These are source-labeled model coefficients, not member totals. A category may still be removed by hierarchy or model cleanup rules. Weights are not directly comparable across models: CMS-HCC V28 and V24 use Community, Non-Dual, Aged; ESRD uses the dialysis continuing-enrollee model; RxHCC is the Part D continuing-enrollee, non-low-income, aged weight (a larger scale than CMS-HCC). ACA/HHS has no single weight — it varies by metal level. Actual per-patient RAF contribution depends on member context, hierarchy and cleanup rules, interactions, and the model year used by the payer. V28 is the CMS-HCC model phased in over payment years 2024–2026; V24 remains available for historical review.

Work C60.8 in the Code Book — tabular path, V28 RAF reference, and MEAT checklist →

MEAT Criteria for C60.8

For C60.8 to count as a valid HCC diagnosis in a given encounter, the provider's documentation must show MEAT: Monitor, Evaluate, Assess, or Treat. A diagnosis from a prior year does not carry forward automatically, it has to be re-documented and supported each calendar year.

  • MMonitor: signs, symptoms, disease progression, or lab trending documented in the note
  • EEvaluate: test results, medication response, or physical findings reviewed by the provider
  • AAssess: explicit mention in the assessment or plan with acknowledgment of status
  • TTreat: medication, referral, procedure, therapy, or counseling tied to the diagnosis

Only one of M/E/A/T is required to support the code, but the documentation must be specific enough to show that the provider actually addressed C60.8 during that encounter, not just copy-forwarded from a problem list.

Coder workflow notes

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What This Code Means

C60.8 is the ICD-10-CM diagnosis code for malignant neoplasm of overlapping sites of penis. Cancer that involves multiple overlapping areas of the penis or cannot be assigned to a single specific site. This code is used when the tumor spans across different penile regions. C60.8 sits in the ICD-10-CM chapter for neoplasms (c00-d49), within the section covering malignant neoplasms of male genital organs (c60-c63).

Under the CMS-HCC V28 risk adjustment model, C60.8 maps to Prostate, Breast, and Other Cancers and Tumors (HCC 23) with a source-labeled community, non-dual, aged reference coefficient of 0.186. No V24 mapping is shown for C60.8; use the applicable model and payment year when reviewing the V28 mapping. V28 is the CMS-HCC risk adjustment model that reached 100% phase-in for payment year 2026, replacing V24 which was used during the PY2024–PY2025 transition. Source-labeled code-level coefficients are references, not member totals. Actual contribution depends on complete member context, hierarchy and cleanup rules, interactions, and model year. HCC Buddy's RAF Calculator supports CMS-HCC V28 PY2026 and shows no score unless every required source and calculation check passes.

Use this code only when the tumor clearly involves more than one distinct anatomical site of the penis. Because C60.8 maps to an HCC category, the provider's documentation must satisfy MEAT criteria (Monitor, Evaluate, Assess, or Treat) before the diagnosis is used for risk adjustment. When documentation is ambiguous, coders should issue a provider query rather than assume the highest-specificity variant.

HCC Buddy maintains structured V28 and V24 mapping, source-labeled coefficient references, and MEAT documentation criteria for C60.8 sourced directly from the CMS-HCC risk adjustment model files and the CMS ICD-10-CM code set.

Coding Tips

  • •Use this code only when the tumor clearly involves more than one distinct anatomical site of the penis
  • •Document all involved sites in the medical record to support the overlapping sites designation

Clinical Significance

This code is used when a penile cancer involves two or more contiguous anatomical subsites (e.g., glans extending into shaft, or prepuce and glans) and the point of origin cannot be determined. It indicates a larger tumor burden spanning multiple penile structures, which typically implies more advanced disease requiring aggressive treatment.

Documentation Requirements

  • ✓Documentation identifying which specific penile subsites are involved (e.g., glans and shaft)
  • ✓Pathology confirming that the tumor spans contiguous sites
  • ✓Statement that the primary point of origin cannot be determined
  • ✓TNM staging with tumor size and depth
  • ✓Lymph node involvement assessment

Commonly Confused Codes

  • •C60.0/C60.1/C60.2: Specific subsite codes; use these when a primary origin can be identified
  • •C60.9: Unspecified penis; overlapping is more specific than unspecified
  • •C63.8: Overlapping male genital organs; use C60.8 when overlapping is confined to penile subsites only

Child Codes

C60.0Malignant neoplasm of prepuce
HCC 23
C60.1Malignant neoplasm of glans penis
HCC 23
C60.2Malignant neoplasm of body of penis
HCC 23
C60.8Malignant neoplasm of overlapping sites of penis
HCC 23
C60.9Malignant neoplasm of penis, unspecified
HCC 23

Code Hierarchy

└C60Malignant neoplasm of penis└C60.8Malignant neoplasm of overlapping sites of penis
└C60.8Malignant neoplasm of overlapping sites of penis

Because C60.8 maps to an HCC category, the documentation must satisfy MEAT criteria (Monitor, Evaluate, Assess, or Treat) before the diagnosis is used for risk adjustment.

C60.8 maps to CMS-HCC V28 category 23, Prostate, Breast, and Other Cancers and Tumors. See the ICD-10 to HCC mapping hub for how the V28 crosswalk works. The mapping identifies a payment HCC category for C60.8. Review its source-labeled HCC coefficient above, check the RAF Calculator with complete member context for CMS-HCC V28 PY2026, and confirm the documentation the chart needs before the code is submitted. HCC Buddy shows no RAF score unless every required source and calculation check passes.

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