M48.52
Collapsed vertebra, not elsewhere classified, cervical region
Not billable — category only FY2026 2025-10-01 → 2026-09-30
Exclusions 18 never code together
M48.5code
Excludes1
- current injury - see Injury of spine, by body region
- fatigue fracture of vertebra (M48.4)M48.4
- pathological fracture of vertebra due to neoplasm (M84.58)M84.58
- pathological fracture of vertebra due to other diagnosis (M84.68)M84.68
- pathological fracture of vertebra due to osteoporosis (M80.-)M80.-
- pathological fracture NOS (M84.4-)M84.4-
- stress fracture of vertebra (M48.4-)M48.4-
- traumatic fracture of vertebra (S12.-, S22.-, S32.-)S12.-S22.-S32.-
M00-M99chapter
Excludes2
- arthropathic psoriasis (L40.5-)L40.5-
- certain conditions originating in the perinatal period (P04-P96)P04-P96
- certain infectious and parasitic diseases (A00-B99)A00-B99
- compartment syndrome (traumatic) (T79.A-)T79.A-
- complications of pregnancy, childbirth and the puerperium (O00-O9A)O00-O9A
- congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)Q00-Q99
- endocrine, nutritional and metabolic diseases (E00-E88)E00-E88
- injury, poisoning and certain other consequences of external causes (S00-T88)S00-T88
- neoplasms (C00-D49)C00-D49
- symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)R00-R94
Excludes1 — never code together. The excluded condition and this one are mutually exclusive.
Excludes2 — not included here, but the patient may have both. Code both when documented.
7th character 4
A initial encounter for fracture
D subsequent encounter for fracture with routine healing
G subsequent encounter for fracture with delayed healing
S sequela of fracture
Instructional notes 4
Index entries leading here 1
Alongside this code 8 same parent — M48.5
M48.50 Collapsed vertebra, not elsewhere classified, site unsp category M48.51 Collapsed vertebra, NEC, occipito-atlanto-axial region category M48.53 Collapsed vertebra, NEC, cervicothoracic region category M48.54 Collapsed vertebra, NEC, thoracic region category M48.55 Collapsed vertebra, NEC, thoracolumbar region category M48.56 Collapsed vertebra, not elsewhere classified, lumbar region category M48.57 Collapsed vertebra, NEC, lumbosacral region category M48.58 Collapsed vertebra, NEC, sacr/sacrocygl region category
Additional references
AHA Coding Clinic® Licence required
Official coding advice for this code. Published by the American Hospital Association. Not included in this installation.