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S61.05 ICD-10-CM Code: Open bite of thumb without damage to nail

Billing Status: NO. This is a clinician non-billable / parent hierarchy grouping in the ICD-10-CM system.

Official Registry Overview & Definition

Open bite of thumb without damage to nail is a non-billable ICD-10-CM category code (S61.05). A more specific billable subcode must be selected for claims submission.

Official Tabular Instructional Notes

Sequencing, inclusion, and exclusion notes published for S61.05 in the official ICD-10-CM tabular list.

Inclusion Terms

Alternative terms the tabular list files under this code.

  • Bite of thumb NOS

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).

Excludes2 — Not Included Here

Conditions not covered by this code, but which may be reported alongside it when both are present.

Code Also

Additional codes that may be required to fully describe the encounter.

  • any associated wound infection

Frequently Compared Codes

The official Excludes notes on S61.05 name these codes. Each comparison page covers when the two can — or must not — be reported together.

Change history

No changes recorded for this code — unchanged since the FY2016 baseline of the change ledger.

Verify Before Coding

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

Relationships & Classification

Other codes that name S61.05 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.

1 Excludes1 notes: S60.37.

2 Excludes2 notes: S51 (via S61.-), S61.2 (via S61.0.-).

1 Use Additional Code instructions: S67 (via S61.-).

3 Code Also instructions: S64 (via S61.-), S65 (via S61.-), S66 (via S61.-).

Contextual Map

Every relationship of S61.05 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

  • S00-T88 — Chapter 19: Injury, Poisoning and Certain Other Consequences of External Causes (S00-T88) (S00-T88) [Hierarchy]

Excludes1

  • S60.36 — Insect bite (nonvenomous) of thumb [Excludes1]: “superficial bite of thumb (S60.36-, S60.37-)” · check together
  • S60.37 — Other superficial bite of thumb [Excludes1]: “superficial bite of thumb (S60.36-, S60.37-)” · check together

Referenced by Excludes1 notes

  • S60.37 — Other superficial bite of thumb [Excludes1]: “open bite of thumb (S61.05-, S61.15-)” · check together

Referenced by Excludes2 notes

  • S51 — Open wound of elbow and forearm [Excludes2](via S61.-): “open wound of wrist and hand (S61.-)” · check together
  • S61.2 — Open wound of other finger without damage to nail [Excludes2](via S61.0.-): “open wound of thumb without damage to nail (S61.0-)” · check together

Referenced by Use Additional Code instructions

  • S67 — Crushing injury of wrist, hand and fingers [Use Additional Code](via S61.-): “open wound of wrist and hand (S61.-)” · check together

Referenced by Code Also instructions

  • S64 — Injury of nerves at wrist and hand level [Code Also](via S61.-): “any associated open wound (S61.-)” · check together
  • S65 — Injury of blood vessels at wrist and hand level [Code Also](via S61.-): “any associated open wound (S61.-)” · check together
  • S66 — Injury of muscle, fascia and tendon at wrist and hand level [Code Also](via S61.-): “any associated open wound (S61.-)” · check together

Nearest codes (40)

  • S61 — Open wound of wrist, hand and fingers [Sibling]
  • S61.032A — Puncture wound without foreign body of left thumb without damage to nail, initial encounter [Sibling]
  • S61.032D — Puncture wound without foreign body of left thumb without damage to nail, subsequent encounter [Sibling]
  • S61.032S — Puncture wound without foreign body of left thumb without damage to nail, sequela [Sibling]
  • S61.039 — Puncture wound without foreign body of unspecified thumb without damage to nail [Sibling]
  • S61.039A — Puncture wound without foreign body of unspecified thumb without damage to nail, initial encounter [Sibling]
  • S61.039D — Puncture wound without foreign body of unspecified thumb without damage to nail, subsequent encounter [Sibling]
  • S61.039S — Puncture wound without foreign body of unspecified thumb without damage to nail, sequela [Sibling]
  • and 32 more

Frequently Asked Questions (FAQ) & Clinical Guidance

Can S61.05 be billed directly?

No. S61.05 (Open bite of thumb without damage to nail) is a non-billable ICD-10-CM category code. A more specific billable subcode must be selected based on clinical documentation.

Does S61.05 require a 7th character?

Yes. The appropriate 7th character is to be added to each code from category S61.

Nearest Codes in This Family

Official ICD-10-CM classifications closest to S61.05 in its code family, with their registry titles.

  • S61.042S — Puncture wound with foreign body of left thumb without damage to nail, sequela
  • S61.049 — Puncture wound with foreign body of unspecified thumb without damage to nail
  • S61.049A — Puncture wound with foreign body of unspecified thumb without damage to nail, initial encounter
  • S61.049D — Puncture wound with foreign body of unspecified thumb without damage to nail, subsequent encounter
  • S61.049S — Puncture wound with foreign body of unspecified thumb without damage to nail, sequela
  • S61.051 — Open bite of right thumb without damage to nail
  • S61.051A — Open bite of right thumb without damage to nail, initial encounter
  • S61.051D — Open bite of right thumb without damage to nail, subsequent encounter
  • S61.051S — Open bite of right thumb without damage to nail, sequela
  • S61.052 — Open bite of left thumb without damage to nail

View all codes in the S61 family