G89 Pain, not elsewhere classified

Category / Non-billable header 12 subcodes

Block: Other disorders of the nervous system (G89-G99)

Excludes 1 (cannot be coded together)

  • generalized pain NOS (R52)
  • pain disorders exclusively related to psychological factors (F45.41)
  • pain NOS (R52)

Excludes 2 (not included here)

  • atypical face pain (G50.1)
  • headache syndromes (G44.-)
  • localized pain, unspecified type - code to pain by site, such as:
  • abdomen pain (R10.-)
  • back pain (M54.9)
  • breast pain (N64.4)
  • chest pain (R07.1-R07.9)
  • ear pain (H92.0-)
  • eye pain (H57.1)
  • headache (R51.9)
  • joint pain (M25.5-)
  • limb pain (M79.6-)
  • lumbar region pain (M54.5-)
  • painful urination (R30.9)
  • pelvic and perineal pain (R10.2-)
  • shoulder pain (M25.51-)
  • spine pain (M54.-)
  • throat pain (R07.0)
  • tongue pain (K14.6)
  • tooth pain (K08.8)
  • renal colic (N23)
  • migraines (G43.-)
  • myalgia (M79.1-)
  • pain from prosthetic devices, implants, and grafts (T82.84, T83.84, T84.84, T85.84-)
  • phantom limb syndrome with pain (G54.6)
  • vulvar vestibulitis (N94.810)
  • vulvodynia (N94.81-)

Code Also

  • related psychological factors associated with pain (F45.42)

Subcodes

Each subcode links to a detail page with full clinical annotations.

Code Description Billable
G89..0 Central pain syndrome Yes
G89..1 Acute pain, not elsewhere classified No
G89..11 Acute pain due to trauma Yes
G89..12 Acute post-thoracotomy pain Yes
G89..18 Other acute postprocedural pain Yes
G89..2 Chronic pain, not elsewhere classified No
G89..21 Chronic pain due to trauma Yes
G89..22 Chronic post-thoracotomy pain Yes
G89..28 Other chronic postprocedural pain Yes
G89..29 Other chronic pain Yes
G89..3 Neoplasm related pain (acute) (chronic) Yes
G89..4 Chronic pain syndrome Yes

Last reviewed: September 2026