S55
Non-Billable

Injury of blood vessels at forearm level

Non-Billable / Non-Specific Code

What is Injury of blood vessels at forearm level?

ICD-10-CM S55 is the diagnosis code for Injury of blood vessels at forearm level. This code falls under the section "Injuries to the elbow and forearm" within Chapter 19 — Injury, poisoning and certain other consequences of external causes (S00-T88). It is a non-billable/non-specific ICD-10-CM code that should not be used for reimbursement. A more specific sub-code is required for billing. Medical coders and healthcare providers use this code to document and classify diagnoses in electronic health records, insurance claims, and clinical databases.

â„šī¸ Excludes2

Coding Guidelines for S55

â„šī¸ Type 2 Excludes (Code separately if applicable)

The following conditions are not included in S55. If the patient has both, code each condition separately:

  • injury of blood vessels at wrist and hand level (S65.-)
  • injury of brachial vessels (S45.1-S45.2)

ICD-10-CM Code Hierarchy

Understanding where S55 sits in the ICD-10-CM classification helps ensure proper coding:

Sub-Codes 5 entries
S55.0Injury of ulnar artery at forearm levelNon-BillableS55.00Unspecified injury of ulnar artery at forearm levelNon-BillableS55.001Unspecified injury of ulnar artery at forearm level, right armBillableS55.002Unspecified injury of ulnar artery at forearm level, left armBillableS55.009Unspecified injury of ulnar artery at forearm level, unspecified armBillableS55.01Laceration of ulnar artery at forearm levelNon-BillableS55.011Laceration of ulnar artery at forearm level, right armBillableS55.012Laceration of ulnar artery at forearm level, left armBillableS55.019Laceration of ulnar artery at forearm level, unspecified armBillableS55.09Other specified injury of ulnar artery at forearm levelNon-BillableS55.091Other specified injury of ulnar artery at forearm level, right armBillableS55.092Other specified injury of ulnar artery at forearm level, left armBillableS55.099Other specified injury of ulnar artery at forearm level, unspecified armBillableS55.1Injury of radial artery at forearm levelNon-BillableS55.10Unspecified injury of radial artery at forearm levelNon-BillableS55.101Unspecified injury of radial artery at forearm level, right armBillableS55.102Unspecified injury of radial artery at forearm level, left armBillableS55.109Unspecified injury of radial artery at forearm level, unspecified armBillableS55.11Laceration of radial artery at forearm levelNon-BillableS55.111Laceration of radial artery at forearm level, right armBillableS55.112Laceration of radial artery at forearm level, left armBillableS55.119Laceration of radial artery at forearm level, unspecified armBillableS55.19Other specified injury of radial artery at forearm levelNon-BillableS55.191Other specified injury of radial artery at forearm level, right armBillableS55.192Other specified injury of radial artery at forearm level, left armBillableS55.199Other specified injury of radial artery at forearm level, unspecified armBillableS55.2Injury of vein at forearm levelNon-BillableS55.20Unspecified injury of vein at forearm levelNon-BillableS55.201Unspecified injury of vein at forearm level, right armBillableS55.202Unspecified injury of vein at forearm level, left armBillableS55.209Unspecified injury of vein at forearm level, unspecified armBillableS55.21Laceration of vein at forearm levelNon-BillableS55.211Laceration of vein at forearm level, right armBillableS55.212Laceration of vein at forearm level, left armBillableS55.219Laceration of vein at forearm level, unspecified armBillableS55.29Other specified injury of vein at forearm levelNon-BillableS55.291Other specified injury of vein at forearm level, right armBillableS55.292Other specified injury of vein at forearm level, left armBillableS55.299Other specified injury of vein at forearm level, unspecified armBillableS55.8Injury of other blood vessels at forearm levelNon-BillableS55.80Unspecified injury of other blood vessels at forearm levelNon-BillableS55.801Unspecified injury of other blood vessels at forearm level, right armBillableS55.802Unspecified injury of other blood vessels at forearm level, left armBillableS55.809Unspecified injury of other blood vessels at forearm level, unspecified armBillableS55.81Laceration of other blood vessels at forearm levelNon-BillableS55.811Laceration of other blood vessels at forearm level, right armBillableS55.812Laceration of other blood vessels at forearm level, left armBillableS55.819Laceration of other blood vessels at forearm level, unspecified armBillableS55.89Other specified injury of other blood vessels at forearm levelNon-BillableS55.891Other specified injury of other blood vessels at forearm level, right armBillableS55.892Other specified injury of other blood vessels at forearm level, left armBillableS55.899Other specified injury of other blood vessels at forearm level, unspecified armBillableS55.9Injury of unspecified blood vessel at forearm levelNon-BillableS55.90Unspecified injury of unspecified blood vessel at forearm levelNon-BillableS55.901Unspecified injury of unspecified blood vessel at forearm level, right armBillableS55.902Unspecified injury of unspecified blood vessel at forearm level, left armBillableS55.909Unspecified injury of unspecified blood vessel at forearm level, unspecified armBillableS55.91Laceration of unspecified blood vessel at forearm levelNon-BillableS55.911Laceration of unspecified blood vessel at forearm level, right armBillableS55.912Laceration of unspecified blood vessel at forearm level, left armBillableS55.919Laceration of unspecified blood vessel at forearm level, unspecified armBillableS55.99Other specified injury of unspecified blood vessel at forearm levelNon-BillableS55.991Other specified injury of unspecified blood vessel at forearm level, right armBillableS55.992Other specified injury of unspecified blood vessel at forearm level, left armBillableS55.999Other specified injury of unspecified blood vessel at forearm level, unspecified armBillable
Related Codes

Frequently Asked Questions

Is S55 a billable ICD-10-CM code?

No, S55 is a non-billable/non-specific code. You should use a more specific sub-code for billing and reimbursement.

What does S55 mean?

S55 is the ICD-10-CM diagnosis code for "Injury of blood vessels at forearm level". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.

What section is S55 in?

S55 is located in Section S50-S59 — "Injuries to the elbow and forearm" within Chapter 19 of the ICD-10-CM Tabular List.

What are the sub-codes of S55?

S55 has 5 sub-code(s) that provide more specific detail: S55.0, S55.1, S55.2, S55.8, S55.9.

When should I use S55?

Use S55 when the patients documented diagnosis matches "Injury of blood vessels at forearm level" and the clinical documentation supports this level of specificity. Always verify with the latest ICD-10-CM guidelines and payer requirements.

People Also Ask

What is the ICD-10 code for Injury of blood vessels at forearm level?

The ICD-10-CM code for Injury of blood vessels at forearm level is S55.

Can S55 be used for primary diagnosis?

No, S55 is non-billable. Use a more specific sub-code for primary diagnosis billing.

What chapter is S55 in?

S55 is in Chapter 19 of the ICD-10-CM Tabular List.

Is S55 valid for 2026?

Yes, S55 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.

See Also

← PreviousS54.92Injury of unspecified nerve at forearm level, left armNext →S55.0Injury of ulnar artery at forearm level
Code Details
S55
Injury of blood vessels at forearm level
Non-Billable / Non-Specific Code
19 — Injury, poisoning and certain other consequences of external causes (S00-T88)
S50-S59 — Injuries to the elbow and forearm
2026 ICD-10-CM