FY2027
ICD-10-CM code changes
Effective October 1, 2026
+238
Added
-21
Deleted
4
Revised
263
Total
Added (238)
- C78.31
Secondary malignant neoplasm of larynx
- C78.32
Secondary malignant neoplasm of pharynx
- C79.83
Secondary malignant neoplasm of oral cavity
- D69.11
Glanzmann thrombasthenia
- D69.19
Other qualitative platelet defects
- E89.83
Postprocedural hypoglycemia following a procedure
- E89.830
Post bariatric hypoglycemia
- E89.838
Other postprocedural hypoglycemia
- F64.A
Gender identity disorder, in remission
- I42.00
Dilated cardiomyopathy, unspecified
- I42.01
Familial-genetic dilated cardiomyopathy
- I42.09
Other dilated cardiomyopathy
- I42.81
Arrhythmogenic cardiomyopathy
- I42.89
Other cardiomyopathies not elsewhere classified
- I47.22
Catecholaminergic polymorphic ventricular tachycardia [CPVT]
- I49.81
Brugada syndrome
- I49.82
Ventricular bigeminy
- I49.89
Other specified cardiac arrhythmias not elsewhere classified
- J34.83
Odontogenic sinusitis
- J34.830
Odontogenic sinusitis, maxillary sinus
- J34.831
Odontogenic sinusitis, ethmoid sinus
- J34.832
Odontogenic sinusitis, frontal sinus
- J34.833
Odontogenic sinusitis, sphenoid sinus
- J34.839
Odontogenic sinusitis, unspecified
- J4B
Pulmonary mycetoma
- K31.B
Hypertrophic pyloric stenosis, in childhood
- K6A
Diseases of the pelvis, not elsewhere classified
- K6A.0
Pelvic abscess
- K6A.01
Prevesical abscess
- K6A.09
Other pelvic abscess
- K6A.8
Other diseases of the pelvis, not elsewhere classified
- K74.0A
Hepatic fibrosis, moderate fibrosis
- K76.83
Intestinal failure-associated liver disease
- L02.237
Carbuncle of flank
- M04.3
VEXAS syndrome
- M67.A
Plantar fasciitis
- M67.A0
Plantar fasciitis, foot
- M67.A01
Plantar fasciitis, right foot
- M67.A02
Plantar fasciitis, left foot
- M67.A09
Plantar fasciitis, unspecified foot
- M72.20
Plantar fascial fibromatosis, unspecified foot
- M72.21
Plantar fascial fibromatosis, right foot
- M72.22
Plantar fascial fibromatosis, left foot
- M86.8X11
Other osteomyelitis, right shoulder
- M86.8X12
Other osteomyelitis, left shoulder
- M86.8X19
Other osteomyelitis, unspecified shoulder
- M86.8X21
Other osteomyelitis, right upper arm
- M86.8X22
Other osteomyelitis, left upper arm
- M86.8X29
Other osteomyelitis, unspecified upper arm
- M86.8X31
Other osteomyelitis, right forearm
- M86.8X32
Other osteomyelitis, left forearm
- M86.8X39
Other osteomyelitis, unspecified forearm
- M86.8X41
Other osteomyelitis, right hand
- M86.8X42
Other osteomyelitis, left hand
- M86.8X49
Other osteomyelitis, unspecified hand
- M86.8X51
Other osteomyelitis, right thigh
- M86.8X52
Other osteomyelitis, left thigh
- M86.8X59
Other osteomyelitis, unspecified thigh
- M86.8X61
Other osteomyelitis, right lower leg
- M86.8X62
Other osteomyelitis, left lower leg
- M86.8X69
Other osteomyelitis, unspecified lower leg
- M86.8X71
Other osteomyelitis, right ankle and foot
- M86.8X72
Other osteomyelitis, left ankle and foot
- M86.8X79
Other osteomyelitis, unspecified ankle and foot
- M86.8X80
Other osteomyelitis, skull
- M86.8X81
Other osteomyelitis, face and sinuses
- M86.8X89
Other osteomyelitis, other site
- N99.86
Intraop and postproc complications and disorders of breast
- N99.860
Intraoperative and postprocedural nipple ischemia
- N99.861
Intraoperative and postprocedural nipple necrosis
- O00.12
Interstit ectopic pregnancy without intrauterine pregnancy
- O00.121
Right interstit ectopic pregnancy without uterin pregnancy
- O00.122
Left interstit ectopic pregnancy without uterin pregnancy
- O00.129
Unsp interstit ectopic pregnancy without uterin pregnancy
- O00.13
Interstitial ectopic pregnancy with intrauterine pregnancy
- O00.131
Right interstit ectopic pregnancy with uterin pregnancy
- O00.132
Left interstit ectopic pregnancy with intrauterine pregnancy
- O00.139
Unsp interstit ectopic pregnancy with uterin pregnancy
- O00.3
Cesarean scar ectopic pregnancy
- O00.31
Cesarean scar ectopic pregnancy without uterin pregnancy
- O00.32
Cesarean scar ectopic pregnancy with intrauterine pregnancy
- O00.4
Cervical ectopic pregnancy
- O00.41
Cervical ectopic pregnancy without intrauterine pregnancy
- O00.42
Cervical ectopic pregnancy with intrauterine pregnancy
- O00.5
Cornual ectopic pregnancy
- O00.51
Cornual ectopic pregnancy without intrauterine pregnancy
- O00.511
Right cornual ectopic pregnancy without uterin pregnancy
- O00.512
Left cornual ectopic pregnancy without uterin pregnancy
- O00.519
Unsp cornual ectopic pregnancy without uterin pregnancy
- O00.52
Cornual ectopic pregnancy with intrauterine pregnancy
- O00.521
Right cornual ectopic pregnancy with intrauterine pregnancy
- O00.522
Left cornual ectopic pregnancy with intrauterine pregnancy
- O00.529
Unspecified cornual ectopic pregnancy with uterin pregnancy
- O31.4
Cont preg after vanishing twin syndrome of one fetus or more
- O31.40
Cont preg aft vanishing twin syn one fts or more, unsp tri
- O31.40X0
Cont preg aft vanishing twin syn 1 fts or more,unsp tri,unsp
- O31.40X1
Cont preg aft vanishing twin syn 1 fts or more,unsp tri,fts1
- O31.40X2
Cont preg aft vanishing twin syn 1 fts or more,unsp tri,fts2
- O31.40X3
Cont preg aft vanishing twin syn 1 fts or more,unsp tri,fts3
- O31.40X4
Cont preg aft vanishing twin syn 1 fts or more,unsp tri,fts4
- O31.40X5
Cont preg aft vanishing twin syn 1 fts or more,unsp tri,fts5
- O31.40X9
Cont preg aft vanishing twin syn 1 fts or more,unsp tri,oth
- O31.41
Cont preg aft vanishing twin syn of one fts or more, 1st tri
- O31.41X0
Cont preg aft vanishing twin syn 1 fts or more,1st tri,unsp
- O31.41X1
Cont preg aft vanishing twin syn 1 fts or more,1st tri,fts1
- O31.41X2
Cont preg aft vanishing twin syn 1 fts or more,1st tri,fts2
- O31.41X3
Cont preg aft vanishing twin syn 1 fts or more,1st tri,fts3
- O31.41X4
Cont preg aft vanishing twin syn 1 fts or more,1st tri,fts4
- O31.41X5
Cont preg aft vanishing twin syn 1 fts or more,1st tri,fts5
- O31.41X9
Cont preg aft vanishing twin syn 1 fts or more, 1st tri, oth
- O31.42
Cont preg aft vanishing twin syn of one fts or more, 2nd tri
- O31.42X0
Cont preg aft vanishing twin syn 1 fts or more,2nd tri,unsp
- O31.42X1
Cont preg aft vanishing twin syn 1 fts or more,2nd tri,fts1
- O31.42X2
Cont preg aft vanishing twin syn 1 fts or more,2nd tri,fts2
- O31.42X3
Cont preg aft vanishing twin syn 1 fts or more,2nd tri,fts3
- O31.42X4
Cont preg aft vanishing twin syn 1 fts or more,2nd tri,fts4
- O31.42X5
Cont preg aft vanishing twin syn 1 fts or more,2nd tri,fts5
- O31.42X9
Cont preg aft vanishing twin syn 1 fts or more, 2nd tri, oth
- O31.43
Cont preg aft vanishing twin syn of one fts or more, 3rd tri
- O31.43X0
Cont preg aft vanishing twin syn 1 fts or more,3rd tri,unsp
- O31.43X1
Cont preg aft vanishing twin syn 1 fts or more,3rd tri,fts1
- O31.43X2
Cont preg aft vanishing twin syn 1 fts or more,3rd tri,fts2
- O31.43X3
Cont preg aft vanishing twin syn 1 fts or more,3rd tri,fts3
- O31.43X4
Cont preg aft vanishing twin syn 1 fts or more,3rd tri,fts4
- O31.43X5
Cont preg aft vanishing twin syn 1 fts or more,3rd tri,fts5
- O31.43X9
Cont preg aft vanishing twin syn 1 fts or more, 3rd tri, oth
- Q87.A
Loeys-Dietz syndrome
- QA1
Genetic disorders associated with neoplasms, NEC
- QA1.7
Inherited neoplasm predisposition synd w mult systems, NEC
- QA1.71
Lynch syndrome
- QA1.79
Other inherited neoplm predisposition synd of mult systems
- QA1.790
Familial cancer syndrome with pathogenic BRCA1 mutation
- QA1.791
Familial cancer syndrome with pathogenic BRCA2 mutation
- QA1.792
Li Fraumeni syndrome
- QA1.798
Other inherited neoplm predisposition synd of mult systems
- R78.72
Abnormal gadolinium level in blood
- T52.81
Toxic effects of alkenes
- T52.811
Toxic effect of alkenes, accidental (unintentional)
- T52.811A
Toxic effect of alkenes, accidental (unintentional), init
- T52.811D
Toxic effect of alkenes, accidental (unintentional), subs
- T52.811S
Toxic effect of alkenes, accidental (unintentional), sequela
- T52.812
Toxic effect of alkenes, intentional self-harm
- T52.812A
Toxic effect of alkenes, self-harm, initial encounter
- T52.812D
Toxic effect of alkenes, self-harm, subsequent encounter
- T52.812S
Toxic effect of alkenes, intentional self-harm, sequela
- T52.813
Toxic effect of alkenes, assault
- T52.813A
Toxic effect of alkenes, assault, initial encounter
- T52.813D
Toxic effect of alkenes, assault, subsequent encounter
- T52.813S
Toxic effect of alkenes, assault, sequela
- T52.814
Toxic effect of alkenes, undetermined
- T52.814A
Toxic effect of alkenes, undetermined, initial encounter
- T52.814D
Toxic effect of alkenes, undetermined, subsequent encounter
- T52.814S
Toxic effect of alkenes, undetermined, sequela
- T52.82
Toxic effects of cycloparaffins
- T52.821
Toxic effect of cycloparaffins, accidental (unintentional)
- T52.821A
Toxic effect of cycloparaffins, accidental, init
- T52.821D
Toxic effect of cycloparaffins, accidental, subs
- T52.821S
Toxic effect of cycloparaffins, accidental, sequela
- T52.822
Toxic effect of cycloparaffins, intentional self-harm
- T52.822A
Toxic effect of cycloparaffins, self-harm, initial encounter
- T52.822D
Toxic effect of cycloparaffins, self-harm, subs
- T52.822S
Toxic effect of cycloparaffins, self-harm, sequela
- T52.823
Toxic effect of cycloparaffins, assault
- T52.823A
Toxic effect of cycloparaffins, assault, initial encounter
- T52.823D
Toxic effect of cycloparaffins, assault, subs
- T52.823S
Toxic effect of cycloparaffins, assault, sequela
- T52.824
Toxic effect of cycloparaffins, undetermined
- T52.824A
Toxic effect of cycloparaffins, undetermined, init
- T52.824D
Toxic effect of cycloparaffins, undetermined, subs
- T52.824S
Toxic effect of cycloparaffins, undetermined, sequela
- T52.89
Toxic effects of other organic solvents
- T52.891
Toxic effect of other organic solvents, accidental
- T52.891A
Toxic effect of other organic solvents, accidental, init
- T52.891D
Toxic effect of other organic solvents, accidental, subs
- T52.891S
Toxic effect of other organic solvents, accidental, sequela
- T52.892
Toxic effect of other organic solvents, self-harm
- T52.892A
Toxic effect of other organic solvents, self-harm, init
- T52.892D
Toxic effect of other organic solvents, self-harm, subs
- T52.892S
Toxic effect of other organic solvents, self-harm, sequela
- T52.893
Toxic effect of other organic solvents, assault
- T52.893A
Toxic effect of other organic solvents, assault, init
- T52.893D
Toxic effect of other organic solvents, assault, subs
- T52.893S
Toxic effect of other organic solvents, assault, sequela
- T52.894
Toxic effect of other organic solvents, undetermined
- T52.894A
Toxic effect of other organic solvents, undetermined, init
- T52.894D
Toxic effect of other organic solvents, undetermined, subs
- T52.894S
Toxic effect of other organic solvents, undet, sequela
- T59.82
Toxic effects of hexamethylene diisocyanate
- T59.821
Toxic effect of hexamethylene diisocyanate, accidental
- T59.821A
Toxic effect of hexamethylene diisocyanate, acc, init
- T59.821D
Toxic effect of hexamethylene diisocyanate, acc, subs
- T59.821S
Toxic effect of hexamethylene diisocyanate, acc, sequela
- T59.822
Toxic effect of hexamethylene diisocyanate, self-harm
- T59.822A
Toxic effect of hexamethylene diisocyanate, self-harm, init
- T59.822D
Toxic effect of hexamethylene diisocyanate, self-harm, subs
- T59.822S
Toxic effect of hexamethylene diisocyanate, slf-hrm, sequela
- T59.823
Toxic effect of hexamethylene diisocyanate, assault
- T59.823A
Toxic effect of hexamethylene diisocyanate, assault, init
- T59.823D
Toxic effect of hexamethylene diisocyanate, assault, subs
- T59.823S
Toxic effect of hexamethylene diisocyanate, assault, sequela
- T59.824
Toxic effect of hexamethylene diisocyanate, undetermined
- T59.824A
Toxic effect of hexamethylene diisocyanate, undet, init
- T59.824D
Toxic effect of hexamethylene diisocyanate, undet, subs
- T59.824S
Toxic effect of hexamethylene diisocyanate, undet, sequela
- T65.85
Toxic effect of medetomidine
- T65.851
Toxic effect of medetomidine, accidental (unintentional)
- T65.851A
Toxic effect of medetomidine, accidental, init
- T65.851D
Toxic effect of medetomidine, accidental, subs
- T65.851S
Toxic effect of medetomidine, accidental, sequela
- T65.852
Toxic effect of medetomidine, intentional self-harm
- T65.852A
Toxic effect of medetomidine, self-harm, initial encounter
- T65.852D
Toxic effect of medetomidine, self-harm, subs
- T65.852S
Toxic effect of medetomidine, intentional self-harm, sequela
- T65.853
Toxic effect of medetomidine, assault
- T65.853A
Toxic effect of medetomidine, assault, initial encounter
- T65.853D
Toxic effect of medetomidine, assault, subsequent encounter
- T65.853S
Toxic effect of medetomidine, assault, sequela
- T65.854
Toxic effect of medetomidine, undetermined
- T65.854A
Toxic effect of medetomidine, undetermined, init
- T65.854D
Toxic effect of medetomidine, undetermined, subs
- T65.854S
Toxic effect of medetomidine, undetermined, sequela
- Z68.18
Body mass index [BMI] 18.4 or less, adult
- Z68.19
Body mass index [BMI] 18.5-19.9, adult
- Z77.013
Contact with and (suspected) exposure to gadolinium
- Z77.32
Contact with and exposure to burn pits in war theater
- Z77.33
Contact with and (suspected) exposure to Agent Orange
- Z77.4
Contact with and (suspected) exposure to blast overpressure
- Z77.40
Contact with and exposure to unspecified blast overpressure
- Z77.41
Contact with and exposure to low-level blast overpressure
- Z77.42
Contact with and exposure to high-level blast overpressure
- Z77.49
Contact with and exposure to other blast overpressure
- Z86.17
Personal history of Clostridioides difficile infection
- Z87.8901
Personal history of social gender transition
- Z87.8902
Personal history of medical gender transition
- Z87.8903
Personal history of surgical gender transition
- Z87.8904
Personal history of intersex surgery
- Z87.8909
Personal history of unspecified gender transition
- Z87.893
Personal history of gender detransition