Online Table 1.
ICD-9 and ICD-10 codes
| Code | Description | Type |
|---|---|---|
| I46.2 | Cardiac arrest due to underlying cardiac condition | I10 |
| I46.8 | Cardiac arrest due to other underlying condition | I10 |
| I46.9 | Cardiac arrest, cause unspecified | I10 |
| Z86.74 | Personal history of sudden cardiac arrest | I10 |
| P29.81 | Cardiac arrest of newborn | I10 |
| I97.120 | Postprocedural cardiac arrest following cardiac surgery | I10 |
| I97.121 | Postprocedural cardiac arrest following other surgery | I10 |
| I97.710 | Intraoperative cardiac arrest during cardiac surgery | I10 |
| I97.711 | Intraoperative cardiac arrest during other surgery | I10 |
| O03.36 | Cardiac arrest following incomplete spontaneous abortion | I10 |
| O03.86 | Cardiac arrest following complete or unspecified spontaneous abortion | I10 |
| O04.86 | Cardiac arrest following (induced) termination of pregnancy | I10 |
| O07.36 | Cardiac arrest following failed attempted termination of pregnancy | I10 |
| O08.81 | Cardiac arrest following an ectopic and molar pregnancy | I10 |
| O29.111 | Cardiac arrest due to anesthesia during pregnancy, first trimester | I10 |
| O29.112 | Cardiac arrest due to anesthesia during pregnancy, second trimester | I10 |
| O29.113 | Cardiac arrest due to anesthesia during pregnancy, third trimester | I10 |
| O29.119 | Cardiac arrest due to anesthesia during pregnancy, unspecified trimester | I10 |
| 427.5 | Cardiac arrest | I9 |
| V12.53 | Per hx sudden card arrst | I9 |
| 997.1 | Cardiac complications, not elsewhere classified (includes cardiac arrest as a complication of surgical procedure) | I9 |
| 779.85 | Cardiac arrest of newborn | I9 |
| V12.59 | Per hx sudden card arrst | I9 |
| 779.89 | Cardiac arrest of newborn | I9 |
| R09.2 | Respiratory arrest | I10 |
| P28.5 | Respiratory failure of newborn | I10 |
| P28.81 | Respiratory arrest of newborn | I10 |
| P28.89 | Other specified respiratory conditions of newborn | I10 |
| P28.9 | Respiratory condition of newborn, unspecified | I10 |
| 770.8 | Other newborn respiratory problems | I9 |
| 770.81 | Primary apnea of newborn | I9 |
| 770.82 | Other apnea of newborn | I9 |
| 770.83 | Cyanotic attacks of newborn | I9 |
| 770.84 | Respiratory failure of newborn | I9 |
| 770.87 | Respiratory arrest of newborn | I9 |
| 770.88 | Hypoxemia of newborn | I9 |
| 770.89 | Other respiratory problems after birth | I9 |
| 799.1 | Respiratory arrest | I9 |
| 770.8 | Other newborn respiratory problems | I9 |
| 770.89 | Other respiratory problems after birth | I9 |
| 768.9 | Hypoxemia of newborn | I9 |
| A36.81 | Diphtheritic cardiomyopathy | I10 |
| B33.24 | Viral cardiomyopathy | I10 |
| E85.4 | Organ-limited amyloidosis | I10 |
| I25.5 | Ischemic cardiomyopathy | I10 |
| I42.0 | Dilated cardiomyopathy | I10 |
| I42.1 | Obstructive hypertrophic cardiomyopathy | I10 |
| I42.2 | Other hypertrophic cardiomyopathy | I10 |
| I42.3 | Endomyocardial (eosinophilic) disease | I10 |
| I42.4 | Endocardial fibroelastosis | I10 |
| I42.5 | Other restrictive cardiomyopathy | I10 |
| I42.6 | Alcoholic cardiomyopathy | I10 |
| I42.7 | Cardiomyopathy due to drug and external agent | I10 |
| I42.8 | Other cardiomyopathies | I10 |
| I42.9 | Cardiomyopathy, unspecified | I10 |
| I43 | Cardiomyopathy in diseases classified elsewhere | I10 |
| O90.3 | Peripartum cardiomyopathy | I10 |
| 425 | Cardiomyopathy | I9 |
| 425.0 | Endomyocardial fibrosis | I9 |
| 425.1 | Hypertrophic (obstructive) cardiomyopathy | I9 |
| 425.11 | Hypertrophic obstructive cardiomyopathy | I9 |
| 425.18 | Other hypertrophic cardiomyopathy | I9 |
| 425.2 | Obscure cardiomyopathy of africa | I9 |
| 425.3 | Endocardial fibroelastosis | I9 |
| 425.4 | Other primary cardiomyopathies | I9 |
| 425.5 | Alcoholic cardiomyopathy | I9 |
| 425.7 | Nutritional and metabolic cardiomyopathy | I9 |
| 425.8 | Cardiomyopathy in other diseases classified elsewhere | I9 |
| 425.9 | Secondary cardiomyopathy, unspecified | I9 |
| 674.5 | Peripartum cardiomyopathy | I9 |
| 674.50 | Peripartum cardiomyopathy, unspec as to episode of care or not applicable | I9 |
| 674.51 | Peripartum cardiomyopathy, delivered, w or wo mention of antepartum condition | I9 |
| 674.52 | Peripartum cardiomyopathy, delivered, with mention of postpartum condition | I9 |
| 674.53 | Peripartum cardiomyopathy, antepartum condition or complication | I9 |
| 674.54 | Peripartum cardiomyopathy, postpartum condition or complication | I9 |
| 277.39 | Other amyloidosis (includes cardiomyopathy) | I9 |
| 425.1 | Hypertrophic obstructive cardiomyopathy | I9 |
| 425.4 | Other hypertrophic cardiomyopathy | I9 |
| 674.8 | Peripartum cardiomyopathy, unspec as to episode of care or not applicable | I9 |
| 674.82 | Peripartum cardiomyopathy, unspec as to episode of care or not applicable | I9 |
| 674.84 | Peripartum cardiomyopathy, unspec as to episode of care or not applicable | I9 |
| 277.3 | Other amyloidosis (includes cardiomyopathy) | I9 |
| J38.5 | Laryngeal spasm | I10 |
| 478.75 | Laryngeal spasm | I9 |
| G40.001 | Localization-related (focal) (partial) idiopathic epilepsy and epileptic syndromes with seizures of localized onset, not intractable, with status epilepticus |
I10 |
| G40.009 | Localization-related (focal) (partial) idiopathic epilepsy and epileptic syndromes with seizures of localized onset, not intractable, without status epilepticus | I10 |
| G40.011 | Localization-related (focal) (partial) idiopathic epilepsy and epileptic syndromes with seizures of localized onset, intractable, with status epilepticus | I10 |
| G40.019 | Localization-related (focal) (partial) idiopathic epilepsy and epileptic syndromes with seizures of localized onset, intractable, without status epilepticus | I10 |
| G40.101 | Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with simple partial seizures, not intractable, with status epilepticus | I10 |
| G40.109 | Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with simple partial seizures, not intractable, without status epilepticus | I10 |
| G40.111 | Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with simple partial seizures, intractable, with status epilepticus | I10 |
| G40.119 | Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with simple partial seizures, intractable, without status epilepticus | I10 |
| G40.201 | Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with complex partial seizures, not intractable, with status epilepticus | I10 |
| G40.209 | Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with complex partial seizures, not intractable, without status epilepticus | I10 |
| G40.211 | Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with complex partial seizures, intractable, with status epilepticus | I10 |
| G40.219 | Localization-related (focal) (partial) symptomatic epilepsy and epileptic syndromes with complex partial seizures, intractable, without status epilepticus | I10 |
| G40.301 | Generalized idiopathic epilepsy and epileptic syndromes, not intractable, with status epilepticus | I10 |
| G40.309 | Generalized idiopathic epilepsy and epileptic syndromes, not intractable, without status epilepticus | I10 |
| G40.311 | Generalized idiopathic epilepsy and epileptic syndromes, intractable, with status epilepticus | I10 |
| G40.319 | Generalized idiopathic epilepsy and epileptic syndromes, intractable, without status epilepticus | I10 |
| G40.A01 | Absence epileptic syndrome, not intractable, with status epilepticus | I10 |
| G40.A09 | Absence epileptic syndrome, not intractable, without status epilepticus | I10 |
| G40.A11 | Absence epileptic syndrome, intractable, with status epilepticus | I10 |
| G40.A19 | Absence epileptic syndrome, intractable, without status epilepticus | I10 |
| G40.B01 | Juvenile myoclonic epilepsy, not intractable, with status epilepticus | I10 |
| G40.B09 | Juvenile myoclonic epilepsy, not intractable, without status epilepticus | I10 |
| G40.B11 | Juvenile myoclonic epilepsy, intractable, with status epilepticus | I10 |
| G40.B19 | Juvenile myoclonic epilepsy, intractable, without status epilepticus | I10 |
| G40.401 | Other generalized epilepsy and epileptic syndromes, not intractable, with status epilepticus | I10 |
| G40.409 | Other generalized epilepsy and epileptic syndromes, not intractable, without status epilepticus | I10 |
| G40.411 | Other generalized epilepsy and epileptic syndromes, intractable, with status epilepticus | I10 |
| G40.419 | Other generalized epilepsy and epileptic syndromes, intractable, without status epilepticus | I10 |
| G40.501 | Epileptic seizures related to external causes, not intractable, with status epilepticus | I10 |
| G40.509 | Epileptic seizures related to external causes, not intractable, without status epilepticus | I10 |
| G40.801 | Other epilepsy, not intractable, with status epilepticus | I10 |
| G40.802 | Other epilepsy, not intractable, without status epilepticus | I10 |
| G40.803 | Other epilepsy, intractable, with status epilepticus | I10 |
| G40.804 | Other epilepsy, intractable, without status epilepticus | I10 |
| G40.811 | Lennox-gastaut syndrome, not intractable, with status epilepticus | I10 |
| G40.812 | Lennox-gastaut syndrome, not intractable, without status epilepticus | I10 |
| G40.813 | Lennox-gastaut syndrome, intractable, with status epilepticus | I10 |
| G40.814 | Lennox-gastaut syndrome, intractable, without status epilepticus | I10 |
| G40.821 | Epileptic spasms, not intractable, with status epilepticus | I10 |
| G40.822 | Epileptic spasms, not intractable, without status epilepticus | I10 |
| G40.823 | Epileptic spasms, intractable, with status epilepticus | I10 |
| G40.824 | Epileptic spasms, intractable, without status epilepticus | I10 |
| G40.89 | Other seizures | I10 |
| G40.901 | Epilepsy, unspecified, not intractable, with status epilepticus | I10 |
| G40.909 | Epilepsy, unspecified, not intractable, without status epilepticus | I10 |
| G40.911 | Epilepsy, unspecified, intractable, with status epilepticus | I10 |
| G40.919 | Epilepsy, unspecified, intractable, without status epilepticus | I10 |
| R56.00 | Simple febrile convulsions | I10 |
| R56.01 | Complex febrile convulsions | I10 |
| R56.1 | Post traumatic seizures | I10 |
| R56.9 | Unspecified convulsions | I10 |
| P90 | Convulsions of newborn | I10 |
| F44.5 | Conversion disorder with seizures or convulsions | I10 |
| 123.1 | Cysticercosis | I9 |
| 291.0 | Alcohol withdrawal delirium | I9 |
| 300.11 | Conversion disorder | I9 |
| 333.2 | Myoclonus | I9 |
| 344.8 | Other specified paralytic syndromes | I9 |
| 344.81 | Other specified paralytic syndromes, locked-in state | I9 |
| 344.89 | Other specified paralytic syndromes, other specified paralytic syndrome | I9 |
| 345 | Epilepsy | I9 |
| 345.0 | Generalized nonconvulsive epilepsy | I9 |
| 345.00 | Generalized nonconvulsive epilepsy-without mention of intractable epilepsy | I9 |
| 345.01 | Generalized nonconvulsive epilepsy-with intractable epilepsy | I9 |
| 345.1 | Generalized convulsive epilepsy | I9 |
| 345.10 | Generalized convulsive epilepsy-without mention of intractable epilepsy | I9 |
| 345.11 | Generalized convulsive epilepsy-with intractable epilepsy | I9 |
| 345.2 | Petit mal status, epileptic | I9 |
| 345.3 | Grand mal status, epileptic | I9 |
| 345.4 | Partial epilepsy, with impairment of consciousness | I9 |
| 345.40 | Localization-related (focal) (partial) epilepsy and epileptic syndromes with complex partial seizures, without mention of intractable epilepsy | I9 |
| 345.41 | Localization-related (focal) (partial) epilepsy and epileptic syndromes with complex partial seizures, with intractable epilepsy | I9 |
| 345.5 | Partial epilepsy, without mention of impairment of consciousness | I9 |
| 345.50 | Localization-related (focal) (partial) epilepsy and epileptic syndromes with simple partial seizures, without mention of intractable epilepsy | I9 |
| 345.51 | Localization-related (focal) (partial) epilepsy and epileptic syndromes with simple partial seizures, with intractable epilepsy | I9 |
| 345.6 | Infantile spasms | I9 |
| 345.60 | Infantile spasms-without mention of intractable epilepsy | I9 |
| 345.61 | Infantile spasms-with intractable epilepsy | I9 |
| 345.7 | Epilepsia partialis continua | I9 |
| 345.70 | Epilepsia partialis continua-without mention of intractable epilepsy | I9 |
| 345.71 | Epilepsia partialis continua-with intractable epilepsy | I9 |
| 345.8 | Other forms of epilepsy | I9 |
| 345.80 | Other forms of epilepsy and recurrent seizures, without mention of intractable epilepsy | I9 |
| 345.81 | Other forms of epilepsy and recurrent seizures, with intractable epilepsy | I9 |
| 345.9 | Epilepsy, unspecified | I9 |
| 345.90 | Epilepsy, unspecified-without mention of intractable epilepsy | I9 |
| 345.91 | Epilepsy, unspecified-with intractable epilepsy | I9 |
| 780.3 | Convulsions | I9 |
| 780.31 | Febrile convulsions | I9 |
| 780.32 | Complex febrile convulsions | I9 |
| 780.33 | Post traumatic seizures | I9 |
| 780.39 | Other convulsions | I9 |
| 779.0 | Convulsions in newborn | I9 |
| 344.8 | Other specified paralytic syndromes, other specified paralytic syndrome | I9 |
| 345.0 | Generalized nonconvulsive epilepsy-without mention of intractable epilepsy | I9 |
| 345.1 | Generalized convulsive epilepsy-without mention of intractable epilepsy | I9 |
| 345.4 | Localization-related (focal) (partial) epilepsy and epileptic syndromes with complex partial seizures | I9 |
| 345.5 | Localization-related (focal) (partial) epilepsy and epileptic syndromes with simple partial seizures | I9 |
| 345.7 | Epilepsia partialis continua-without mention of intractable epilepsy | I9 |
| 345.8 | Other forms of epilepsy and recurrent seizures, without mention of intractable epilepsy | I9 |
| 345.9 | Epilepsy, unspecified-without mention of intractable epilepsy | I9 |
| 780.3 | Febrile convulsions | I9 |
| 780.39 | Complex febrile convulsions | I9 |
| 780.3 | Other convulsions | I9 |
| P71.3 | Neonatal tetany without calcium or magnesium deficiency | I10 |
| R29.0 | Tetany | I10 |
| 781.7 | Tetany | I9 |
| E55.0 | Rickets, active | I10 |
| E55.9 | Vitamin d deficiency, unspecified | I10 |
| E83.51 | Hypocalcemia | I10 |
| E58 | Dietary calcium deficiency | I10 |
| P71.0 | Cow’s milk hypocalcemia in newborn | I10 |
| P71.1 | Other neonatal hypocalcemia | I10 |
| P71.9 | Transitory neonatal disorder of calcium and magnesium metabolism, unspecified | I10 |
| 268 | Vitamin d deficiency | I9 |
| 268.0 | Rickets, active | I9 |
| 269.1 | Deficiency of other vitamins | I9 |
| 268.2 | Osteomalacia, unspecified | I9 |
| 268.9 | Unspecified vitamin d deficiency | I9 |
| 275.4 | Disorders of calcium metabolism | I9 |
| 275.40 | Unspecified disorder of calcium metabolism | I9 |
| 275.41 | Hypocalcemia | I9 |
| 275.5 | Hungry bone syndrome | I9 |
| 775.4 | Hypocalcemia and hypomagnesemia of newborn | I9 |