ICD-10-CM Alphabetic Index · FY 2026 202 Entries
Osteomyelitis in the ICD-10-CM Index ICD-10-CM
The main term Osteomyelitis (general) (infective) (localized) (neonatal) (purulent) (septic) (staphylococcal) (streptococcal) (suppurative) (with periostitis) carries 202 index entries pointing to 89 ICD-10-CM codes. The default entry is M86.9, the code the bare main term maps to; every indented line below refines the term by site, cause, or type. Verify any candidate code in the Tabular List before using it.
✓ Built from the official CMS FY 2026 index fileEffective Oct 1, 2025 – Sep 30, 2026
202
Index Entries
89
Codes Referenced
M86.9
Default Code
O
Letter
202 of 202 shown
ICD-10-CM
Index Entries Under Osteomyelitis 202 entries · 89 codes
Osteomyelitis (general) (infective) (localized) (neonatal) (purulent) (septic) (staphylococcal) (streptococcal) (suppurative) (with periostitis) M86.9
acute M86.10
carpus M86.14 Non-billable
clavicle M86.11 Non-billable
femur M86.15 Non-billable
fibula M86.16 Non-billable
finger M86.14 Non-billable
hematogenous M86.00
carpus M86.04 Non-billable
clavicle M86.01 Non-billable
femur M86.05 Non-billable
fibula M86.06 Non-billable
finger M86.04 Non-billable
humerus M86.02 Non-billable
ilium M86.08
ischium M86.08
mandible M27.2
metacarpus M86.04 Non-billable
metatarsus M86.07 Non-billable
multiple sites M86.09
neck M86.08
orbit H05.02 Non-billable
petrous bone see Petrositis
radius M86.03 Non-billable
rib M86.08
scapula M86.01 Non-billable
skull M86.08
tarsus M86.07 Non-billable
tibia M86.06 Non-billable
toe M86.07 Non-billable
ulna M86.03 Non-billable
vertebra see Osteomyelitis, vertebra
humerus M86.12 Non-billable
ilium M86.18
ischium M86.18
mandible M27.2
metacarpus M86.14 Non-billable
metatarsus M86.17 Non-billable
multiple sites M86.19
neck M86.18
orbit H05.02 Non-billable
petrous bone see Petrositis
radius M86.13 Non-billable
rib M86.18
scapula M86.11 Non-billable
skull M86.18
tarsus M86.17 Non-billable
tibia M86.16 Non-billable
toe M86.17 Non-billable
ulna M86.13 Non-billable
vertebra see Osteomyelitis, vertebra
chronic (or old) M86.60
with draining sinus M86.40
carpus M86.44 Non-billable
clavicle M86.41 Non-billable
femur M86.45 Non-billable
fibula M86.46 Non-billable
finger M86.44 Non-billable
humerus M86.42 Non-billable
ilium M86.48
ischium M86.48
mandible M27.2
metacarpus M86.44 Non-billable
metatarsus M86.47 Non-billable
multiple sites M86.49
neck M86.48
pubic ramus [pubis] M86.48
orbit H05.02 Non-billable
petrous bone see Petrositis
radius M86.43 Non-billable
rib M86.48
scapula M86.41 Non-billable
skull M86.48
tarsus M86.47 Non-billable
tibia M86.46 Non-billable
toe M86.47 Non-billable
ulna M86.43 Non-billable
vertebra see Osteomyelitis, vertebra
carpus M86.64 Non-billable
clavicle M86.61 Non-billable
femur M86.65 Non-billable
fibula M86.66 Non-billable
finger M86.64 Non-billable
hematogenous NEC M86.50
carpus M86.54 Non-billable
clavicle M86.51 Non-billable
femur M86.55 Non-billable
fibula M86.56 Non-billable
finger M86.54 Non-billable
humerus M86.52 Non-billable
ilium M86.58
ischium M86.58
mandible M27.2
metacarpus M86.54 Non-billable
metatarsus M86.57 Non-billable
multifocal M86.30
carpus M86.34 Non-billable
clavicle M86.31 Non-billable
femur M86.35 Non-billable
fibula M86.36 Non-billable
finger M86.34 Non-billable
humerus M86.32 Non-billable
ilium M86.38
ischium M86.38
metacarpus M86.34 Non-billable
metatarsus M86.37 Non-billable
multiple sites M86.39
neck M86.38
pubic ramus [pubis] M86.38
radius M86.33 Non-billable
rib M86.38
scapula M86.31 Non-billable
skull M86.38
tarsus M86.37 Non-billable
tibia M86.36 Non-billable
toe M86.37 Non-billable
ulna M86.33 Non-billable
vertebra see Osteomyelitis, vertebra
multiple sites M86.59
neck M86.58
orbit H05.02 Non-billable
petrous bone see Petrositis
pubic ramus [pubis] M86.58
radius M86.53 Non-billable
rib M86.58
scapula M86.51 Non-billable
skull M86.58
tarsus M86.57 Non-billable
tibia M86.56 Non-billable
toe M86.57 Non-billable
ulna M86.53 Non-billable
vertebra see Osteomyelitis, vertebra
humerus M86.62 Non-billable
ilium M86.659
ischium M86.659
mandible M27.2
metacarpus M86.64 Non-billable
metatarsus M86.67 Non-billable
multifocal see Osteomyelitis, chronic, hematogenous, multifocal
multiple sites M86.69
neck M86.68
orbit H05.02 Non-billable
petrous bone see Petrositis
radius M86.63 Non-billable
rib M86.68
scapula M86.61 Non-billable
skull M86.68
tarsus M86.67 Non-billable
tibia M86.66 Non-billable
toe M86.67 Non-billable
ulna M86.63 Non-billable
vertebra see Osteomyelitis, vertebra
echinococcal B67.2
Garr's see Osteomyelitis, specified type NEC
in diabetes mellitus see E08-E13 with .69
jaw (acute) (chronic) (lower) (neonatal) (suppurative) (upper) M27.2
nonsuppurating see Osteomyelitis, specified type NEC
orbit H05.02 Non-billable
petrous bone see Petrositis
Salmonella (arizonae) (cholerae-suis) (enteritidis) (typhimurium) A02.24
sclerosing, nonsuppurative see Osteomyelitis, specified type NEC
mandible M27.2
orbit H05.02 Non-billable
petrous bone see Petrositis
vertebra see Osteomyelitis, vertebra
subacute M86.20
carpus M86.24 Non-billable
clavicle M86.21 Non-billable
femur M86.25 Non-billable
fibula M86.26 Non-billable
finger M86.24 Non-billable
humerus M86.22 Non-billable
mandible M27.2
metacarpus M86.24 Non-billable
metatarsus M86.27 Non-billable
multiple sites M86.29
neck M86.28
orbit H05.02 Non-billable
petrous bone see Petrositis
radius M86.23 Non-billable
rib M86.28
scapula M86.21 Non-billable
skull M86.28
tarsus M86.27 Non-billable
tibia M86.26 Non-billable
toe M86.27 Non-billable
ulna M86.23 Non-billable
vertebra see Osteomyelitis, vertebra
syphilitic A52.77
congenital (early) A50.02
tuberculous see Tuberculosis, bone
typhoid A01.05
vertebra M46.20
cervical region M46.22
cervicothoracic region M46.23
lumbar region M46.26
lumbosacral region M46.27
occipito-atlanto-axial region M46.21
sacrococcygeal region M46.28
thoracic region M46.24
thoracolumbar region M46.25
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Related Index Terms
Source: Centers for Medicare & Medicaid Services, FY 2026 ICD-10-CM Index to Diseases and Injuries release files, effective October 1, 2025 through September 30, 2026.
