S80
Non-Billable

Superficial injury of knee and lower leg

Non-Billable / Non-Specific Code

What is Superficial injury of knee and lower leg?

ICD-10-CM S80 is the diagnosis code for Superficial injury of knee and lower leg. This code falls under the section "Injuries to the knee and lower leg" 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 S80

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

The following conditions are not included in S80. If the patient has both, code each condition separately:

  • superficial injury of ankle and foot (S90.-)

ICD-10-CM Code Hierarchy

Understanding where S80 sits in the ICD-10-CM classification helps ensure proper coding:

Sub-Codes 5 entries
S80.0Contusion of kneeNon-BillableS80.00Contusion of unspecified kneeBillableS80.01Contusion of right kneeBillableS80.02Contusion of left kneeBillableS80.1Contusion of lower legNon-BillableS80.10Contusion of unspecified lower legBillableS80.11Contusion of right lower legBillableS80.12Contusion of left lower legBillableS80.2Other superficial injuries of kneeNon-BillableS80.21Abrasion of kneeNon-BillableS80.211Abrasion, right kneeBillableS80.212Abrasion, left kneeBillableS80.219Abrasion, unspecified kneeBillableS80.22Blister (nonthermal) of kneeNon-BillableS80.221Blister (nonthermal), right kneeBillableS80.222Blister (nonthermal), left kneeBillableS80.229Blister (nonthermal), unspecified kneeBillableS80.24External constriction of kneeNon-BillableS80.241External constriction, right kneeBillableS80.242External constriction, left kneeBillableS80.249External constriction, unspecified kneeBillableS80.25Superficial foreign body of kneeNon-BillableS80.251Superficial foreign body, right kneeBillableS80.252Superficial foreign body, left kneeBillableS80.259Superficial foreign body, unspecified kneeBillableS80.26Insect bite (nonvenomous) of kneeNon-BillableS80.261Insect bite (nonvenomous), right kneeBillableS80.262Insect bite (nonvenomous), left kneeBillableS80.269Insect bite (nonvenomous), unspecified kneeBillableS80.27Other superficial bite of kneeNon-BillableS80.271Other superficial bite of right kneeBillableS80.272Other superficial bite of left kneeBillableS80.279Other superficial bite of unspecified kneeBillableS80.8Other superficial injuries of lower legNon-BillableS80.81Abrasion of lower legNon-BillableS80.811Abrasion, right lower legBillableS80.812Abrasion, left lower legBillableS80.819Abrasion, unspecified lower legBillableS80.82Blister (nonthermal) of lower legNon-BillableS80.821Blister (nonthermal), right lower legBillableS80.822Blister (nonthermal), left lower legBillableS80.829Blister (nonthermal), unspecified lower legBillableS80.84External constriction of lower legNon-BillableS80.841External constriction, right lower legBillableS80.842External constriction, left lower legBillableS80.849External constriction, unspecified lower legBillableS80.85Superficial foreign body of lower legNon-BillableS80.851Superficial foreign body, right lower legBillableS80.852Superficial foreign body, left lower legBillableS80.859Superficial foreign body, unspecified lower legBillableS80.86Insect bite (nonvenomous) of lower legNon-BillableS80.861Insect bite (nonvenomous), right lower legBillableS80.862Insect bite (nonvenomous), left lower legBillableS80.869Insect bite (nonvenomous), unspecified lower legBillableS80.87Other superficial bite of lower legNon-BillableS80.871Other superficial bite, right lower legBillableS80.872Other superficial bite, left lower legBillableS80.879Other superficial bite, unspecified lower legBillableS80.9Unspecified superficial injury of knee and lower legNon-BillableS80.91Unspecified superficial injury of kneeNon-BillableS80.911Unspecified superficial injury of right kneeBillableS80.912Unspecified superficial injury of left kneeBillableS80.919Unspecified superficial injury of unspecified kneeBillableS80.92Unspecified superficial injury of lower legNon-BillableS80.921Unspecified superficial injury of right lower legBillableS80.922Unspecified superficial injury of left lower legBillableS80.929Unspecified superficial injury of unspecified lower legBillable
Related Codes

Frequently Asked Questions

Is S80 a billable ICD-10-CM code?

No, S80 is a non-billable/non-specific code. You should use a more specific sub-code for billing and reimbursement.

What does S80 mean?

S80 is the ICD-10-CM diagnosis code for "Superficial injury of knee and lower leg". It is used by healthcare providers to classify and document this condition in medical records and insurance claims.

What section is S80 in?

S80 is located in Section S80-S89 — "Injuries to the knee and lower leg" within Chapter 19 of the ICD-10-CM Tabular List.

What are the sub-codes of S80?

S80 has 5 sub-code(s) that provide more specific detail: S80.0, S80.1, S80.2, S80.8, S80.9.

When should I use S80?

Use S80 when the patients documented diagnosis matches "Superficial injury of knee and lower leg" 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 Superficial injury of knee and lower leg?

The ICD-10-CM code for Superficial injury of knee and lower leg is S80.

Can S80 be used for primary diagnosis?

No, S80 is non-billable. Use a more specific sub-code for primary diagnosis billing.

What chapter is S80 in?

S80 is in Chapter 19 of the ICD-10-CM Tabular List.

Is S80 valid for 2026?

Yes, S80 is a valid ICD-10-CM code for the 2026 fiscal year, subject to official CMS updates.

See Also

← PreviousS79.929Unspecified injury of unspecified thighNext →S80.0Contusion of knee
Code Details
S80
Superficial injury of knee and lower leg
Non-Billable / Non-Specific Code
19 — Injury, poisoning and certain other consequences of external causes (S00-T88)
S80-S89 — Injuries to the knee and lower leg
2026 ICD-10-CM