Skip to content
HCC Buddy home

C68.9 ICD-10-CM Code: Malignant neoplasm of urinary organ, unspecified

C68.9 maps to CMS-HCC V28 22. A source-labeled RAF reference is available. Confirm the documented diagnosis and applicable coding requirements. MEAT criteria · RAF Calculator · HCC coding software

ICD-10-CM Code View

HCC Buddy Code Card

Digital ICD-10 code-book layout with official code detail, always-visible risk models, Code Trumping, and Buddy coding guidance.

Code lookupC68.9

FY 2026 Apr update / Neoplasms (C00-D49) / Malignant neoplasms of urinary tract (C64-C68)

C68.9

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

Malignant neoplasm of urinary organ, unspecified

Cancer of the urinary system where the specific organ involved has not been clearly identified.

Buddy the Bee presenting code insight

Buddy Insight

This unspecified urinary organ malignancy code represents a confirmed cancer where the specific urinary organ cannot be determined.

OverviewRisk ModelsCode BookDocumentationAuditNotesEdition comparison

CMS-HCC V28

HCC 22

Coefficient HCC 22: 0.363 (Community Non-Dual Aged (CNA))

CMS-HCC V24

Historical

Historical

Not used for CY2026 payment

ACA/HHS

HCC 012

Code-level coefficient reference

ESRD/PACE

HCC 11

Code-level coefficient reference

RXHCC

HCC 22

Code-level coefficient reference

Code Book Path

Official
C68Malignant neoplasm of other and unspecified urinary organsC68.9Malignant neoplasm of urinary organ, unspecified

Inclusion Terms

Official
  • Malignant neoplasm of urinary system NOS

Excludes 2

Official

No Excludes 2 notes are included in this display for C68.9. Check the code and parent instructions in the Code Book.

Related Codes

Official
C68.0Malignant neoplasm of urethraC68.1Malignant neoplasm of paraurethral glandsC68.8Malignant neoplasm of overlapping sites of urinary organs

Includes

Official

No Includes notes are included in this display for C68.9. Check the code and parent instructions in the Code Book.

Excludes 1

Official
  • malignant neoplasm of female genitourinary tract NOS (C57.9)Inherited from C68
  • malignant neoplasm of male genitourinary tract NOS (C63.9)Inherited from C68

Code First

Official

No Code First sequencing instructions are included in this display for C68.9. Check the code and parent instructions in the Code Book.

Use Additional

Official

No Use Additional Code instructions are included in this display for C68.9. Check the code and parent instructions in the Code Book.

Code Also

Official

No Code Also instructions are included in this display for C68.9. Check the code and parent instructions in the Code Book.

Buddy Documentation Tip

HCC Buddy guidance
Confirmed malignancy diagnosis by pathology or definitive clinical evidence
Documentation that more specific site information was sought but unavailable
Explanation of why the specific urinary organ cannot be identified
Current treatment status and clinical context

MEAT Support

HCC Buddy guidance
Confirmed malignancy diagnosis by pathology or definitive clinical evidence
Documentation that more specific site information was sought but unavailable
Explanation of why the specific urinary organ cannot be identified
Current treatment status and clinical context

Audit Caution

HCC Buddy guidance
Using C68.9 as a convenience code when the specific organ is documented elsewhere in the record
Failing to query the provider when imaging or pathology is available but not referenced in the diagnosis
Confusing 'unspecified organ' with 'unspecified site within a known organ' — these require different codes

Common Mistakes

HCC Buddy guidance
C67.9 — Bladder, unspecified: if the organ is known to be the bladder, use C67.9, not C68.9
C64.1/C64.2 — Kidney cancer: if kidney is identified as the site, use the specific renal code
C65-C68 specific organ codes — Always attempt to identify the specific organ before using C68.9
D49.4 — Neoplasm of unspecified behavior, urinary: use when malignancy is not confirmed

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 C68.9 an HCC code?

Yes. C68.9 (Malignant neoplasm of urinary organ, unspecified) maps to HCC 22, Bladder, Colorectal, and Other Cancers under the CMS-HCC V28 risk adjustment model, with a source-labeled community non-dual aged reference coefficient of 0.363. 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: C68.9 is billable and maps to V28 HCC 22, Bladder, Colorectal, and Other Cancers. Open it in the Code Book for the tabular path, RAF, and MEAT checklist.

Code
C68.9
Description
Malignant neoplasm of urinary organ, unspecified
HCC (V28)
HCC 22 — Bladder, Colorectal, and Other Cancers
RAF reference coefficient
0.363
Billable
Yes
Payment year
2026

HCC Category Mapping

V28HCC 22, Bladder, Colorectal, and Other Cancers
0.363
ESRDHCC 11, Colorectal/Bladder/and Other Cancers
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 C68.9 in the Code Book — tabular path, V28 RAF reference, and MEAT checklist →

MEAT review for C68.9

For C68.9, confirm that the documentation supports the diagnosis and meets the applicable coding, encounter, program and payer requirements. MEAT (Monitor, Evaluate, Assess, or Treat) is a review mnemonic, not a universal CMS coding rule.

  • 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

Coder workflow notes

Get the V28 mapping + MEAT cheat sheet

One printable reference: check representative V28 mappings and the documentation reminders your note needs. Free, no card.

Free PDF. No card. Unsubscribe anytime.

What This Code Means

C68.9 is the ICD-10-CM diagnosis code for malignant neoplasm of urinary organ, unspecified. Cancer of the urinary system where the specific organ involved has not been clearly identified. C68.9 sits in the ICD-10-CM chapter for neoplasms (c00-d49), within the section covering malignant neoplasms of urinary tract (c64-c68).

Under the CMS-HCC V28 risk adjustment model, C68.9 maps to Bladder, Colorectal, and Other Cancers (HCC 22) with a source-labeled community, non-dual, aged reference coefficient of 0.363. No V24 mapping is shown for C68.9; use the applicable model and payment year when reviewing the V28 mapping. For CY2026 non-PACE Medicare Advantage, CMS uses 100% of the 2024 CMS-HCC model (V28). PACE uses a separate model blend. 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.

This is a default code; make every effort to obtain additional documentation to specify the organ site. For C68.9, confirm that the documentation supports the diagnosis and meets the applicable coding, encounter, program and payer requirements. MEAT (Monitor, Evaluate, Assess, or Treat) is a review mnemonic, not a universal CMS coding rule. 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 C68.9 sourced directly from the CMS-HCC risk adjustment model files and the CMS ICD-10-CM code set.

Coding Tips

  • •This is a default code; make every effort to obtain additional documentation to specify the organ site
  • •Review all available diagnostic reports to assign a more specific C68 code

Clinical Significance

This unspecified urinary organ malignancy code represents a confirmed cancer where the specific urinary organ cannot be determined. While it still captures the cancer for risk adjustment purposes, it reflects suboptimal documentation and should prompt a query for additional clinical detail from imaging, pathology, or surgical findings.

Documentation Requirements

  • ✓Confirmed malignancy diagnosis by pathology or definitive clinical evidence
  • ✓Documentation that more specific site information was sought but unavailable
  • ✓Explanation of why the specific urinary organ cannot be identified
  • ✓Current treatment status and clinical context
  • ✓Provider query documented when diagnostic workup is incomplete

Commonly Confused Codes

  • •C67.9: Bladder, unspecified: if the organ is known to be the bladder, use C67.9, not C68.9
  • •C64.1/C64.2: Kidney cancer: if kidney is identified as the site, use the specific renal code
  • •C65-C68 specific organ codes: Always attempt to identify the specific organ before using C68.9
  • •D49.4: Neoplasm of unspecified behavior, urinary: use when malignancy is not confirmed

Child Codes

C68.0Malignant neoplasm of urethra
HCC 22
C68.1Malignant neoplasm of paraurethral glands
HCC 22
C68.8Malignant neoplasm of overlapping sites of urinary organs
HCC 22
C68.9Malignant neoplasm of urinary organ, unspecified
HCC 22

Code Hierarchy

└C68Malignant neoplasm of other and unspecified urinary organs└C68.9Malignant neoplasm of urinary organ, unspecified
└C68.9Malignant neoplasm of urinary organ, unspecified

Also searched as

  • C68 9
  • C689

For C68.9, confirm that the documentation supports the diagnosis and meets the applicable coding, encounter, program and payer requirements. MEAT (Monitor, Evaluate, Assess, or Treat) is a review mnemonic, not a universal CMS coding rule.

C68.9 maps to CMS-HCC V28 category 22, Bladder, Colorectal, and Other Cancers. See the ICD-10 to HCC mapping hub for how the V28 crosswalk works. The mapping identifies a payment HCC category for C68.9. 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.

Work C68.9 in HCC Buddy

Open C68.9 in the Code Book for the full Index-to-Tabular path, MEAT checklist, and V28 HCC mapping, or in the Encoder to code from a keyword search. Pro includes 7 days to try everything, no card required.

Open in Code BookOpen in EncoderStart Pro