Skip to main content

W56.39XS ICD-10-CM Code: Other contact with other marine mammals, sequela

Billing Status: YES. This is a valid, specific, and billable ICD-10-CM reference.

Code Overview

Other contact with other marine mammals, sequela is a billable ICD-10-CM diagnosis code (W56.39S).

Summary composed by MedCoder from this code's official ICD-10-CM record. The tabular instructional notes themselves appear verbatim below.

Official Tabular Instructional Notes

Sequencing, inclusion, and exclusion notes published for W56.39XS in the official ICD-10-CM tabular list.

Excludes1 — Not Coded Here

Conditions generally not reported together with this code (Excludes1) -- an error unless the two conditions are documented as unrelated to each other (ICD-10-CM Official Guidelines, Section I.A.12.a).

Frequently Compared Codes

The official Excludes notes on W56.39XS name these codes. Each comparison page covers when the two can — or must not — be reported together.

Change history

  • FY2016 — 2015-10-01
    In the code set at ICD-10-CM adoption
    Other contact with other marine mammals, sequela

No changes since FY2016 — additions, deletions, description changes and billable-status changes are tracked through FY2027, and none are recorded for this code. Note changes are tracked from FY2027 only.

Verify Before Coding

  • Principal-diagnosis restriction. External cause of morbidity codes (V, W, X and Y) describe the circumstance that caused an injury, not the condition treated. The Medicare Code Editor rejects them as a principal diagnosis; sequence the injury or condition first and report this code as secondary.

From the code registry, the Medicare Code Editor, and the MS-DRG Definitions Manual. Check it against a full claim in Claim Check.

Relationships & Classification

Other codes that name W56.39XS or its code family, from the CMS ICD-10-CM tabular instructional notes. Tabular-note edges are stored at the code family level that carries each note.

Referenced by 1 Excludes1 note: W55 (via W56.-).

These codes’ tabular lists mark this diagnosis as mutually exclusive — not reported together unless the conditions are documented as unrelated.

Clinical classification (AHRQ CCSR):EXT030 — External cause codes: sequela.

Clinical Classifications Software Refined (CCSR) for ICD-10-CM Diagnoses. Healthcare Cost and Utilization Project (HCUP), Agency for Healthcare Research and Quality.

Related Codes

Same clinical category (CCSR)

AHRQ's Clinical Classifications Software groups these diagnoses under the same clinical category (External cause codes: sequela).

+2321 more

Contextual Map

Every relationship of W56.39XS in one view: hierarchy, official tabular instructions in both directions, clinical classification, risk adjustment, MS-DRG participation, index terms and change history — each edge carrying the CMS source it derives from.

Hierarchy

  • V00-Y99 — Chapter 20: External Causes of Morbidity (V00-Y99) (V00-Y99) [Hierarchy]
  • W00-X58 — Other external causes of accidental injury [Hierarchy]
  • W50-W64 — Exposure to animate mechanical forces [Hierarchy]

Referenced by Excludes1 notes

  • W55 — Contact with other mammals [Excludes1](via W56.-): “contact with marine mammals (W56.-)” · check together

Clinical classification (CCSR)

  • EXT030 — External cause codes: sequela [CCSR]

Nearest codes (40)

  • W56 — Contact with nonvenomous marine animal [Sibling]
  • W56.22 — Struck by orca [Sibling]
  • W56.22XA — Struck by orca, initial encounter [Sibling]
  • W56.22XD — Struck by orca, subsequent encounter [Sibling]
  • W56.22XS — Struck by orca, sequela [Sibling]
  • W56.29 — Other contact with orca [Sibling]
  • W56.29XA — Other contact with orca, initial encounter [Sibling]
  • W56.29XD — Other contact with orca, subsequent encounter [Sibling]
  • and 32 more

Change history

  • FY2016 — In the code set at ICD-10-CM adoption [Change history]

Frequently Asked Questions (FAQ) & Clinical Guidance

Does W56.39XS require a 7th character?

Yes. The appropriate 7th character is to be added to each code from category W56.

Nearest Codes in This Family

Official ICD-10-CM classifications closest to W56.39XS in its code family, with their registry titles.

  • W56.32XD — Struck by other marine mammals, subsequent encounter
  • W56.32XS — Struck by other marine mammals, sequela
  • W56.39 — Other contact with other marine mammals
  • W56.39XA — Other contact with other marine mammals, initial encounter
  • W56.39XD — Other contact with other marine mammals, subsequent encounter
  • W56.4 — Contact with shark
  • W56.41 — Bitten by shark
  • W56.41XA — Bitten by shark, initial encounter
  • W56.41XD — Bitten by shark, subsequent encounter
  • W56.41XS — Bitten by shark, sequela

View all codes in the W56 family