S31.35 — Open bite of scrotum and testes

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 scrotum and testes is a non-billable ICD-10-CM category code (S31.35). A more specific billable subcode must be selected for claims submission.

Official Tabular Instructional Notes

Sequencing, inclusion, and exclusion notes published for S31.35 in the official ICD-10-CM tabular list.

Includes

Conditions the official ICD-10-CM tabular list includes under this code.

injuries to the abdominal wall
injuries to the anus
injuries to the buttock
injuries to the external genitalia
injuries to the flank
injuries to the groin

Inclusion Terms

Alternative terms the tabular list files under this code.

Bite of scrotum and testes 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).

superficial bite of scrotum and testes (S30.863, S30.873) Compare S31.35 vs S30.863 →
traumatic amputation of part of abdomen, lower back and pelvis (S38.2-, S38.3) Compare S31.35 vs S38.2 →

Excludes2 — Not Included Here

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

open wound of hip (S71.00-S71.02) Compare S31.35 vs S71.00 →
open fracture of pelvis (S32.1--S32.9 with 7th character B) Compare S31.35 vs S32.1 →
burns and corrosions (T20-T32) Compare S31.35 vs T20 →
effects of foreign body in anus and rectum (T18.5) Compare S31.35 vs T18.5 →
effects of foreign body in genitourinary tract (T19.-) Compare S31.35 vs T19 →
effects of foreign body in stomach, small intestine and colon (T18.2-T18.4) Compare S31.35 vs T18.2 →
frostbite (T33-T34) Compare S31.35 vs T33 →
insect bite or sting, venomous (T63.4) Compare S31.35 vs T63.4 →

Code Also

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

any associated:
spinal cord injury (S24.0, S24.1-, S34.0-, S34.1-)
wound infection

Change history

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

Verify Before Coding

Not billable as written — a more specific code is required: S31.35XA, S31.35XD, S31.35XS.
Requires a 7th character. "The appropriate 7th character is to be added to each code from category S31" Options: S31.35XA, S31.35XD, S31.35XS

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

Contextual Map

Every relationship of S31.35 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

S30.863 — Insect bite (nonvenomous) of scrotum and testes [Excludes1]: “superficial bite of scrotum and testes (S30.863, S30.873)” · check together
S30.873 — Other superficial bite of scrotum and testes [Excludes1]: “superficial bite of scrotum and testes (S30.863, S30.873)” · check together

Referenced by Excludes1 notes

S30.87 — Other superficial bite of abdomen, lower back, pelvis and external genitals [Excludes1]: “open bite of abdomen, lower back, pelvis and external genitals (S31.05, S31.15, S31.25, S31.35, S31.45, S31.55)” · check together

Referenced by Use Additional Code instructions

S38.1 — Crushing injury of abdomen, lower back, and pelvis [Use Additional Code](via S31.-): “open wound of abdominal wall (S31.-)” · check together

Referenced by Code Also instructions

S34 — Injury of lumbar and sacral spinal cord and nerves at abdomen, lower back and pelvis level [Code Also](via S31.-): “open wound of abdomen, lower back and pelvis (S31.-)” · check together
S35 — Injury of blood vessels at abdomen, lower back and pelvis level [Code Also](via S31.-): “any associated open wound (S31.-)” · check together
S36 — Injury of intra-abdominal organs [Code Also](via S31.-): “any associated open wound (S31.-)” · check together
S37 — Injury of urinary and pelvic organs [Code Also](via S31.-): “any associated open wound (S31.-)” · check together
S39 — Other and unspecified injuries of abdomen, lower back, pelvis and external genitals [Code Also](via S31.-): “any associated open wound (S31.-)” · check together

Index entries

Bite (s) (animal) (human), scrotum[Index term]
Bite (s) (animal) (human), testis[Index term]
Wound, open, scrotum, bite[Index term]
Wound, open, testis, bite[Index term]

Nearest codes (40)

S31 — Open wound of abdomen, lower back, pelvis and external genitals [Sibling]
S31.30 — Unspecified open wound of scrotum and testes [Sibling]
S31.30XA — Unspecified open wound of scrotum and testes, initial encounter [Sibling]
S31.30XD — Unspecified open wound of scrotum and testes, subsequent encounter [Sibling]
S31.30XS — Unspecified open wound of scrotum and testes, sequela [Sibling]
S31.31 — Laceration without foreign body of scrotum and testes [Sibling]
S31.31XA — Laceration without foreign body of scrotum and testes, initial encounter [Sibling]
S31.31XD — Laceration without foreign body of scrotum and testes, subsequent encounter [Sibling]
and 32 more

Referenced by Other Codes

Official ICD-10-CM tabular notes on other codes that name S31.35 or its code family.

1 Excludes1 notes: S30.87.

1 Use Additional Code instructions: S38.1 (via S31.-).

5 Code Also instructions: S34 (via S31.-), S35 (via S31.-), S36 (via S31.-), S37 (via S31.-), S39 (via S31.-).

Frequently Asked Questions (FAQ) & Clinical Guidance

Can S31.35 be billed directly?

No. S31.35 (Open bite of scrotum and testes) is a non-billable ICD-10-CM category code. A more specific billable subcode must be selected based on clinical documentation.

Does S31.35 require a 7th character?

Yes. The appropriate 7th character is to be added to each code from category S31.

Nearest Codes in This Family

Official ICD-10-CM classifications closest to S31.35 in its code family, with their registry titles.

S31.33XS — Puncture wound without foreign body of scrotum and testes, sequela
S31.34 — Puncture wound with foreign body of scrotum and testes
S31.34XA — Puncture wound with foreign body of scrotum and testes, initial encounter
S31.34XD — Puncture wound with foreign body of scrotum and testes, subsequent encounter
S31.34XS — Puncture wound with foreign body of scrotum and testes, sequela
S31.35XA — Open bite of scrotum and testes, initial encounter
S31.35XD — Open bite of scrotum and testes, subsequent encounter
S31.35XS — Open bite of scrotum and testes, sequela
S31.4 — Open wound of vagina and vulva
S31.40 — Unspecified open wound of vagina and vulva

View all codes in the S31 family

Indexed Clinical Terms (4)

Clinical term phrases from the official ICD-10-CM Index to Diseases and Injuries that map to this code.

Bite (s) (animal) (human), scrotum
Bite (s) (animal) (human), testis
Wound, open, scrotum, bite
Wound, open, testis, bite

S31.35 ICD-10-CM Code: Open bite of scrotum and testes