W51.XXXS Billable Code FY2027 Status: Active

W51.XXXS: Accidental strike or bumped into by another person, sequela

Accidental striking against or bumped into by another person, sequela

Effective Date: 2026-10-01

Dataset: ICD-10-CM FY2027

Source: Centers for Disease Control and Prevention (CDC)

Last Verified: 2026-10-01

✔

Quick Clinical & Billing Summary

What is ICD-10-CM code W51.XXXS? W51.XXXS represents Accidental strike or bumped into by another person, sequela. Under official CDC guidelines, this code is billable and specific for claim submission.

Current release: FY2027 (Effective October 1, 2026). Sourced directly from CDC NCHS files.

Code Hierarchy & Classification

Chapter 20: External causes of morbidity

⌊ Category W51: Accidental striking against or bumped into by another person

⌊ W51.XXXS: Accidental strike or bumped into by another person, sequela (Current Code)

Clinical Guidance & Documentation Standards

Clinical documentation should substantiate the medical necessity of this diagnosis, including laterality, anatomical site specificity, and clinical severity.

7th Character Episode of Care Builder

Chapter 19 Requirement

ICD-10-CM coding guidelines mandate assigning an appropriate 7th character for traumatic injuries, fractures, and external causes to denote the episode of care:

A Initial Encounter

Patient receiving active clinical treatment (surgical evaluation, emergency care, initial casting).

D Subsequent Encounter

Patient receiving routine care during healing phase (cast change, medication adjustment, follow-up).

S Sequela (Late Effect)

Complications or conditions arising as a direct late consequence of the healed injury.

Placeholder X Rule: If the diagnosis code has fewer than 6 characters, you must append placeholder 'X' characters to maintain the 7th character position. Use 7th Character Builder Tool →

Associated Procedures & Medicare RVU Reimbursement

Open RVU Calculator →

Typical outpatient and office evaluation procedures frequently billed alongside diagnosis W51.XXXS:

CPT/HCPCS	Description	Work RVU	Non-Facility Fee	Facility Fee
99213	Office/outpatient visit, established patient, 20-29 minutes (Low MDM)	1.30	$91.69	$66.79
99214	Office/outpatient visit, established patient, 30-39 minutes (Moderate MDM)	1.92	$133.61	$100.21
96372	Therapeutic, prophylactic, or diagnostic injection (subcutaneous/intramuscular)	0.17	$18.34	$12.44

Based on official CMS 2026 Physician Fee Schedule conversion factor ($32.7476). Payments vary by locality GPCI.

CPT Modifier & Billing Rules

Modifier 25 Significant E/M

Append when a significant, separately identifiable evaluation and management service is provided on the same calendar day as a minor surgical procedure or injection.

Modifier 59 Distinct Service

Identifies procedures or services not normally reported together but distinct under the clinical circumstances. Use CMS X-modifiers (XE, XS, XP, XU) where required by Medicare.

Check NCCI Procedure to Procedure (PTP) unbundling rules in NCCI Checker →

Frequently Asked Questions about W51.XXXS

Is W51.XXXS a billable ICD-10 code?

Yes, W51.XXXS is a valid, billable and specific ICD-10-CM code. It can be reported as a primary or secondary diagnosis on medical claims.

What is the ICD-10 code for Accidental strike or bumped into by another person, sequela?

The primary ICD-10-CM code for Accidental strike or bumped into by another person, sequela is W51.XXXS.

What is the effective date of the current W51.XXXS code?

The code is active for fiscal year FY2027, effective starting 2026-10-01.

AAPC CPC Exam Prep

Preparing for the Certified Professional Coder Exam?

Practice ICD-10-CM code identification, sequencing rules, and guideline application with the full CPC Exam Blueprint course.

Take Free Practice Exam →

Official Provenance: Sourced from CDC / NCHS FY2027 ICD-10-CM files. Report a Data Error

Verified: 2026-10-01