G89.21
Chronic pain due to trauma
This code does not map to a risk-adjusting HCC in the loaded models.
Coding notes
Excludes 1 never coded together · Excludes 2 may co-exist
causalgia, lower limb (G57.7-) causalgia, upper limb (G56.4-) central pain syndrome (G89.0) chronic pain syndrome (G89.4) complex regional pain syndrome II, lower limb (G57.7-) complex regional pain syndrome II, upper limb (G56.4-) neoplasm related chronic pain (G89.3) reflex sympathetic dystrophy (G90.5-)
generalized pain NOS (R52) pain disorders exclusively related to psychological factors (F45.41) pain NOS (R52)
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-)
related psychological factors associated with pain (F45.42)
certain conditions originating in the perinatal period (P04-P96) certain infectious and parasitic diseases (A00-B99) complications of pregnancy, childbirth and the puerperium (O00-O9A) congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99) endocrine, nutritional and metabolic diseases (E00-E88) injury, poisoning and certain other consequences of external causes (S00-T88) neoplasms (C00-D49) symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
Official Guidelines for G89.21
FY 2026 ›Sections that reference G89.21
- I.C.5.aPain disorders related to psychological factorsChapter 5
… As indicated by the Excludes 1 note under category G89, a code from category G89 should not be assigned with code F45.41. …
- I.C.6.b.1)General coding information
Codes in category G89, Pain, not elsewhere classified, may be used in conjunction with codes from other categories and chapters to provide more …
- I.C.6.b.1)(a)Category G89 Codes as Principal or First-Listed Diagnosis
Category G89 codes are acceptable as principal diagnosis or the first-listed code: • When pain control or pain management is the reason for …
- I.C.6.b.1)(b)(i)Assigning Category G89 and Site-Specific Pain Codes
Codes from category G89 may be used in conjunction with codes that identify the site of pain (including codes from chapter 18) if the category G89 code …
- I.C.6.b.3)(a)Postoperative pain not associated with specific postoperative complication
… not associated with a specific postoperative complication is assigned to the appropriate postoperative pain code in category G89.
- I.C.6.b.3)(b)Postoperative pain associated with specific postoperative complication
… If appropriate, use additional code(s) from category G89 to identify acute or chronic pain (G89.18 or G89.28).
Showing 6 of 10. Search the guidelines for G89. Sections whose FY 2026 text names G89.21, its G89 category, or a range containing it — the chapter guidance above is the authoritative source.