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ICD-10-CM 2027

ICD-10 code for bite

Choose a code from the options below based on the documentation.

From the official ICD-10-CM alphabetic index entry “Bite (s) (animal) (human)”. Page updated September 29, 2026.

About coding bite

The official ICD-10-CM index doesn't give a single default code for bite; the code depends on the details below.

More specific bite codes (official index)

  • abdomen, abdominal
  • wall S31.159 — Open bite of abdominal wall, unspecified quadrant without penetration into peritoneal cavity
  • with penetration into peritoneal cavity S31.659 — Open bite of abdominal wall, unspecified quadrant with penetration into peritoneal cavity
  • epigastric region S31.152 — Open bite of abdominal wall, epigastric region without penetration into peritoneal cavity
  • with penetration into peritoneal cavity S31.652 — Open bite of abdominal wall, epigastric region with penetration into peritoneal cavity
  • left
  • lower quadrant S31.154 — Open bite of abdominal wall, left lower quadrant without penetration into peritoneal cavity
  • with penetration into peritoneal cavity S31.654 — Open bite of abdominal wall, left lower quadrant with penetration into peritoneal cavity
  • upper quadrant S31.151 — Open bite of abdominal wall, left upper quadrant without penetration into peritoneal cavity
  • with penetration into peritoneal cavity S31.651 — Open bite of abdominal wall, left upper quadrant with penetration into peritoneal cavity
  • periumbilic region S31.155 — Open bite of abdominal wall, periumbilic region without penetration into peritoneal cavity
  • with penetration into peritoneal cavity S31.655 — Open bite of abdominal wall, periumbilic region with penetration into peritoneal cavity
  • right
  • lower quadrant S31.153 — Open bite of abdominal wall, right lower quadrant without penetration into peritoneal cavity
  • with penetration into peritoneal cavity S31.653 — Open bite of abdominal wall, right lower quadrant with penetration into peritoneal cavity
  • upper quadrant S31.150 — Open bite of abdominal wall, right upper quadrant without penetration into peritoneal cavity
  • with penetration into peritoneal cavity S31.650 — Open bite of abdominal wall, right upper quadrant with penetration into peritoneal cavity
  • superficial NEC S30.871 — Other superficial bite of abdominal wall
  • insect S30.861 — Insect bite (nonvenomous) of abdominal wall
  • alveolar (process)
  • amphibian (venomous)
  • animal
  • venomous
  • ankle S91.05 — Open bite of ankle
  • superficial NEC S90.57 — Other superficial bite of ankle
  • insect S90.56 — Insect bite (nonvenomous) of ankle
  • antecubital space
  • anus S31.835 — Open bite of anus
  • superficial NEC S30.877 — Other superficial bite of anus
  • insect S30.867 — Insect bite (nonvenomous) of anus
  • arm (upper) S41.15 — Open bite of upper arm
  • lower
  • superficial NEC S40.87 — Other superficial bite of upper arm
  • insect S40.86 — Insect bite (nonvenomous) of upper arm
  • arthropod NEC
  • auditory canal (external) (meatus)
  • auricle, ear
  • axilla
  • back
  • lower S31.050 — Open bite of lower back and pelvis without penetration into retroperitoneum
  • with penetration into retroperitoneal space S31.051 — Open bite of lower back and pelvis with penetration into retroperitoneum
  • superficial NEC S30.870 — Other superficial bite of lower back and pelvis
  • insect S30.860 — Insect bite (nonvenomous) of lower back and pelvis
  • bedbug
  • breast S21.05 — Open bite of breast
  • superficial NEC S20.17 — Other superficial bite of breast
  • insect S20.16 — Insect bite (nonvenomous) of breast
  • brow
  • buttock S31.805 — Open bite of unspecified buttock
  • left S31.825 — Open bite of left buttock
  • right S31.815 — Open bite of right buttock
  • superficial NEC S30.870 — Other superficial bite of lower back and pelvis
  • insect S30.860 — Insect bite (nonvenomous) of lower back and pelvis
  • calf
  • canaliculus lacrimalis
  • canthus, eye
  • centipede
  • cheek (external) S01.45 — Open bite of cheek and temporomandibular area
  • superficial NEC S00.87 — Other superficial bite of other part of head
  • insect S00.86 — Insect bite (nonvenomous) of other part of head
  • internal
  • chest wall
  • chigger B88.09 — Other acariasis
  • chin
  • clitoris
  • costal region
  • digit (s)
  • hand
  • toe
  • ear (canal) (external) S01.35 — Open bite of ear
  • superficial NEC S00.47 — Other superficial bite of ear
  • insect S00.46 — Insect bite (nonvenomous) of ear
  • elbow S51.05 — Open bite of elbow
  • superficial NEC S50.37 — Other superficial bite of elbow
  • insect S50.36 — Insect bite (nonvenomous) of elbow
  • epididymis
  • epigastric region
  • epiglottis
  • esophagus, cervical S11.25 — Open bite of pharynx and cervical esophagus
  • superficial NEC S10.17 — Other superficial bite of throat
  • insect S10.16 — Insect bite (nonvenomous) of throat
  • eyebrow
  • eyelid S01.15 — Open bite of eyelid and periocular area
  • superficial NEC S00.27 — Other superficial bite of eyelid and periocular area
  • insect S00.26 — Insect bite (nonvenomous) of eyelid and periocular area
  • face NEC
  • finger (s) S61.259 — Open bite of unspecified finger without damage to nail
  • with
  • damage to nail S61.359 — Open bite of unspecified finger with damage to nail
  • index S61.258 — Open bite of other finger without damage to nail
  • with
  • damage to nail S61.358 — Open bite of other finger with damage to nail
  • left S61.251 — Open bite of left index finger without damage to nail
  • with
  • damage to nail S61.351 — Open bite of left index finger with damage to nail
  • right S61.250 — Open bite of right index finger without damage to nail
  • with
  • damage to nail S61.350 — Open bite of right index finger with damage to nail
  • superficial NEC S60.478 — Other superficial bite of other finger
  • insect S60.46 — Insect bite (nonvenomous) of fingers
  • little S61.25 — Open bite of finger without damage to nail
  • with
  • damage to nail S61.35 — Open bite of finger with damage to nail
  • superficial NEC S60.47 — Other superficial bite of fingers
  • insect S60.46 — Insect bite (nonvenomous) of fingers
  • middle S61.25 — Open bite of finger without damage to nail
  • with
  • damage to nail S61.35 — Open bite of finger with damage to nail
  • superficial NEC S60.47 — Other superficial bite of fingers
  • insect S60.46 — Insect bite (nonvenomous) of fingers
  • ring S61.25 — Open bite of finger without damage to nail
  • with
  • damage to nail S61.35 — Open bite of finger with damage to nail
  • superficial NEC S60.47 — Other superficial bite of fingers
  • insect S60.46 — Insect bite (nonvenomous) of fingers
  • superficial NEC S60.479 — Other superficial bite of unspecified finger
  • insect S60.469 — Insect bite (nonvenomous) of unspecified finger
  • thumb
  • flank S31.15A — Open bite of abdominal wall, unspecified flank without penetration into peritoneal cavity
  • with penetration into peritoneal cavity S31.65A — Open bite of abdominal wall, unspecified flank with penetration into peritoneal cavity
  • left S31.157 — Open bite of abdominal wall, left flank without penetration into peritoneal cavity
  • with penetration into peritoneal cavity S31.657 — Open bite of abdominal wall, left flank with penetration into peritoneal cavity
  • right S31.156 — Open bite of abdominal wall, right flank without penetration into peritoneal cavity
  • with penetration into peritoneal cavity S31.656 — Open bite of abdominal wall, right flank with penetration into peritoneal cavity
  • superficial S30.87A — Other superficial bite of flank
  • insect S30.86A — Insect bite (nonvenomous) of flank
  • flea
  • foot (except toe(s) alone) S91.35 — Open bite of foot
  • superficial NEC S90.87 — Other superficial bite of foot
  • insect S90.86 — Insect bite (nonvenomous) of foot
  • toe
  • forearm S51.85 — Open bite of forearm
  • elbow only
  • superficial NEC S50.87 — Other superficial bite of forearm
  • insect S50.86 — Insect bite (nonvenomous) of forearm
  • forehead
  • genital organs, external
  • female S31.552 — Open bite of unspecified external genital organs, female
  • superficial NEC S30.876 — Other superficial bite of unspecified external genital organs, female
  • insect S30.866 — Insect bite (nonvenomous) of unspecified external genital organs, female
  • vagina and vulva
  • male S31.551 — Open bite of unspecified external genital organs, male
  • penis
  • scrotum
  • superficial NEC S30.875 — Other superficial bite of unspecified external genital organs, male
  • insect S30.865 — Insect bite (nonvenomous) of unspecified external genital organs, male
  • testes
  • groin
  • gum
  • hand S61.45 — Open bite of hand
  • finger
  • superficial NEC S60.57 — Other superficial bite of hand
  • insect S60.56 — Insect bite (nonvenomous) of hand
  • thumb
  • head S01.95 — Open bite of unspecified part of head
  • cheek
  • ear
  • eyelid
  • lip
  • nose
  • oral cavity
  • scalp
  • specified site NEC S01.85 — Open bite of other part of head
  • superficial NEC S00.87 — Other superficial bite of other part of head
  • insect S00.86 — Insect bite (nonvenomous) of other part of head
  • superficial NEC S00.97 — Other superficial bite of unspecified part of head
  • insect S00.96 — Insect bite (nonvenomous) of unspecified part of head
  • temporomandibular area
  • heel
  • hip S71.05 — Open bite of hip
  • superficial NEC S70.27 — Other superficial bite of hip
  • insect S70.26 — Insect bite (nonvenomous) of hip
  • hymen S31.45 — Open bite of vagina and vulva
  • hypochondrium
  • hypogastric region
  • inguinal region
  • insect
  • instep
  • interscapular region
  • jaw
  • knee S81.05 — Open bite of knee
  • superficial NEC S80.27 — Other superficial bite of knee
  • insect S80.26 — Insect bite (nonvenomous) of knee
  • labium (majus) (minus)
  • lacrimal duct
  • larynx S11.015 — Open bite of larynx
  • superficial NEC S10.17 — Other superficial bite of throat
  • insect S10.16 — Insect bite (nonvenomous) of throat
  • leg (lower) S81.85 — Open bite of lower leg
  • ankle
  • foot
  • knee
  • superficial NEC S80.87 — Other superficial bite of lower leg
  • insect S80.86 — Insect bite (nonvenomous) of lower leg
  • toe
  • upper
  • lip S01.551 — Open bite of lip
  • superficial NEC S00.571 — Other superficial bite of lip
  • insect S00.561 — Insect bite (nonvenomous) of lip
  • lizard (venomous)
  • loin
  • lower back
  • lumbar region
  • malar region
  • mammary
  • marine animals (venomous)
  • mastoid region
  • mouth
  • nail
  • finger
  • toe
  • nape
  • nasal (septum) (sinus)
  • nasopharynx
  • neck S11.95 — Open bite of unspecified part of neck
  • involving
  • cervical esophagus
  • larynx
  • pharynx
  • thyroid gland S11.15 — Open bite of thyroid gland
  • trachea
  • specified site NEC S11.85 — Open bite of other specified part of neck
  • superficial NEC S10.87 — Other superficial bite of other specified part of neck
  • insect S10.86 — Insect bite of other specified part of neck
  • superficial NEC S10.97 — Other superficial bite of unspecified part of neck
  • insect S10.96 — Insect bite of unspecified part of neck
  • throat S11.85 — Open bite of other specified part of neck
  • superficial NEC S10.17 — Other superficial bite of throat
  • insect S10.16 — Insect bite (nonvenomous) of throat
  • nose (septum) (sinus) S01.25 — Open bite of nose
  • superficial NEC S00.37 — Other superficial bite of nose
  • insect S00.36 — Insect bite (nonvenomous) of nose
  • occipital region
  • oral cavity S01.552 — Open bite of oral cavity
  • superficial NEC S00.572 — Other superficial bite of oral cavity
  • insect S00.562 — Insect bite (nonvenomous) of oral cavity
  • orbital region
  • palate
  • palm
  • parietal region
  • pelvis S31.050 — Open bite of lower back and pelvis without penetration into retroperitoneum
  • with penetration into retroperitoneal space S31.051 — Open bite of lower back and pelvis with penetration into retroperitoneum
  • superficial NEC S30.870 — Other superficial bite of lower back and pelvis
  • insect S30.860 — Insect bite (nonvenomous) of lower back and pelvis
  • penis S31.25 — Open bite of penis
  • superficial NEC S30.872 — Other superficial bite of penis
  • insect S30.862 — Insect bite (nonvenomous) of penis
  • perineum
  • female
  • male
  • periocular area (with or without lacrimal passages)
  • phalanges
  • finger
  • toe
  • pharynx S11.25 — Open bite of pharynx and cervical esophagus
  • superficial NEC S10.17 — Other superficial bite of throat
  • insect S10.16 — Insect bite (nonvenomous) of throat
  • pinna
  • poisonous
  • popliteal space
  • prepuce
  • pubic region
  • rectovaginal septum
  • red bug B88.09 — Other acariasis
  • reptile NEC
  • nonvenomous
  • snake
  • sacral region
  • sacroiliac region
  • salivary gland
  • scalp S01.05 — Open bite of scalp
  • superficial NEC S00.07 — Other superficial bite of scalp
  • insect S00.06 — Insect bite (nonvenomous) of scalp
  • scapular region
  • scrotum S31.35 — Open bite of scrotum and testes
  • superficial NEC S30.873 — Other superficial bite of scrotum and testes
  • insect S30.863 — Insect bite (nonvenomous) of scrotum and testes
  • sea-snake (venomous)
  • shin
  • shoulder S41.05 — Open bite of shoulder
  • superficial NEC S40.27 — Other superficial bite of shoulder
  • insect S40.26 — Insect bite (nonvenomous) of shoulder
  • snake
  • nonvenomous
  • spermatic cord
  • spider (venomous)
  • nonvenomous
  • sternal region
  • submaxillary region
  • submental region
  • subungual
  • finger (s)
  • toe
  • superficial
  • supraclavicular fossa S11.85 — Open bite of other specified part of neck
  • supraorbital
  • temple, temporal region
  • temporomandibular area
  • testis S31.35 — Open bite of scrotum and testes
  • superficial NEC S30.873 — Other superficial bite of scrotum and testes

See all 357 entries in the alphabetic index

Common questions about bite ICD-10 codes

What is the ICD-10 code for ankle bite?

S91.05 — Open bite of ankle (header code; choose a more specific subcode).

What is the ICD-10 code for anus bite?

S31.835 — Open bite of anus (header code; choose a more specific subcode).

What is the ICD-10 code for arm bite?

S41.15 — Open bite of upper arm (header code; choose a more specific subcode).

What is the ICD-10 code for breast bite?

S21.05 — Open bite of breast (header code; choose a more specific subcode).

What is the ICD-10 code for buttock bite?

S31.805 — Open bite of unspecified buttock (header code; choose a more specific subcode).

What is the ICD-10 code for cheek bite?

S01.45 — Open bite of cheek and temporomandibular area (header code; choose a more specific subcode).

What is the ICD-10 code for chigger bite?

B88.09 — Other acariasis.