About Section T66-T78

Section T66-T78 covers Other and unspecified effects of external causes within Chapter 19 of the ICD-10-CM Tabular List. This section includes diagnosis codes ranging from T66 to T78. Each code below includes its description, billable status, and links to detailed coding guidelines.
Diagnosis Codes 204 entries
T66Radiation sickness, unspecifiedBillable›T67Effects of heat and lightNon-Billable›T67.0Heatstroke and sunstrokeNon-Billable›T67.01Heatstroke and sunstrokeBillable›T67.02Exertional heatstrokeBillable›T67.09Other heatstroke and sunstrokeBillable›T67.1Heat syncopeBillable›T67.2Heat crampBillable›T67.3Heat exhaustion, anhydroticBillable›T67.4Heat exhaustion due to salt depletionBillable›T67.5Heat exhaustion, unspecifiedBillable›T67.6Heat fatigue, transientBillable›T67.7Heat edemaBillable›T67.8Other effects of heat and lightBillable›T67.9Effect of heat and light, unspecifiedBillable›T68HypothermiaBillable›T69Other effects of reduced temperatureNon-Billable›T69.0Immersion hand and footNon-Billable›T69.01Immersion handNon-Billable›T69.011Immersion hand, right handBillable›T69.012Immersion hand, left handBillable›T69.019Immersion hand, unspecified handBillable›T69.02Immersion footNon-Billable›T69.021Immersion foot, right footBillable›T69.022Immersion foot, left footBillable›T69.029Immersion foot, unspecified footBillable›T69.1ChilblainsBillable›T69.8Other specified effects of reduced temperatureBillable›T69.9Effect of reduced temperature, unspecifiedBillable›T70Effects of air pressure and water pressureNon-Billable›T70.0Otitic barotraumaBillable›T70.1Sinus barotraumaBillable›T70.2Other and unspecified effects of high altitudeNon-Billable›T70.20Unspecified effects of high altitudeBillable›T70.29Other effects of high altitudeBillable›T70.3Caisson disease [decompression sickness]Billable›T70.4Effects of high-pressure fluidsBillable›T70.8Other effects of air pressure and water pressureBillable›T70.9Effect of air pressure and water pressure, unspecifiedBillable›T71AsphyxiationNon-Billable›T71.1Asphyxiation due to mechanical threat to breathingNon-Billable›T71.11Asphyxiation due to smothering under pillowNon-Billable›T71.111Asphyxiation due to smothering under pillow, accidentalBillable›T71.112Asphyxiation due to smothering under pillow, intentional self-harmBillable›T71.113Asphyxiation due to smothering under pillow, assaultBillable›T71.114Asphyxiation due to smothering under pillow, undeterminedBillable›T71.12Asphyxiation due to plastic bagNon-Billable›T71.121Asphyxiation due to plastic bag, accidentalBillable›T71.122Asphyxiation due to plastic bag, intentional self-harmBillable›T71.123Asphyxiation due to plastic bag, assaultBillable›T71.124Asphyxiation due to plastic bag, undeterminedBillable›T71.13Asphyxiation due to being trapped in bed linensNon-Billable›T71.131Asphyxiation due to being trapped in bed linens, accidentalBillable›T71.132Asphyxiation due to being trapped in bed linens, intentional self-harmBillable›T71.133Asphyxiation due to being trapped in bed linens, assaultBillable›T71.134Asphyxiation due to being trapped in bed linens, undeterminedBillable›T71.14Asphyxiation due to smothering under another person's body (in bed)Non-Billable›T71.141Asphyxiation due to smothering under another person's body (in bed), accidentalBillable›T71.143Asphyxiation due to smothering under another person's body (in bed), assaultBillable›T71.144Asphyxiation due to smothering under another person's body (in bed), undeterminedBillable›T71.15Asphyxiation due to smothering in furnitureNon-Billable›T71.151Asphyxiation due to smothering in furniture, accidentalBillable›T71.152Asphyxiation due to smothering in furniture, intentional self-harmBillable›T71.153Asphyxiation due to smothering in furniture, assaultBillable›T71.154Asphyxiation due to smothering in furniture, undeterminedBillable›T71.16Asphyxiation due to hangingNon-Billable›T71.161Asphyxiation due to hanging, accidentalBillable›T71.162Asphyxiation due to hanging, intentional self-harmBillable›T71.163Asphyxiation due to hanging, assaultBillable›T71.164Asphyxiation due to hanging, undeterminedBillable›T71.19Asphyxiation due to mechanical threat to breathing due to other causesNon-Billable›T71.191Asphyxiation due to mechanical threat to breathing due to other causes, accidentalBillable›T71.192Asphyxiation due to mechanical threat to breathing due to other causes, intentional self-harmBillable›T71.193Asphyxiation due to mechanical threat to breathing due to other causes, assaultBillable›T71.194Asphyxiation due to mechanical threat to breathing due to other causes, undeterminedBillable›T71.2Asphyxiation due to systemic oxygen deficiency due to low oxygen content in ambient airNon-Billable›T71.20Asphyxiation due to systemic oxygen deficiency due to low oxygen content in ambient air due to unspecified causeBillable›T71.21Asphyxiation due to cave-in or falling earthBillable›T71.22Asphyxiation due to being trapped in a car trunkNon-Billable›T71.221Asphyxiation due to being trapped in a car trunk, accidentalBillable›T71.222Asphyxiation due to being trapped in a car trunk, intentional self-harmBillable›T71.223Asphyxiation due to being trapped in a car trunk, assaultBillable›T71.224Asphyxiation due to being trapped in a car trunk, undeterminedBillable›T71.23Asphyxiation due to being trapped in a (discarded) refrigeratorNon-Billable›T71.231Asphyxiation due to being trapped in a (discarded) refrigerator, accidentalBillable›T71.232Asphyxiation due to being trapped in a (discarded) refrigerator, intentional self-harmBillable›T71.233Asphyxiation due to being trapped in a (discarded) refrigerator, assaultBillable›T71.234Asphyxiation due to being trapped in a (discarded) refrigerator, undeterminedBillable›T71.29Asphyxiation due to being trapped in other low oxygen environmentBillable›T71.9Asphyxiation due to unspecified causeBillable›T73Effects of other deprivationNon-Billable›T73.0StarvationBillable›T73.1Deprivation of waterBillable›T73.2Exhaustion due to exposureBillable›T73.3Exhaustion due to excessive exertionBillable›T73.8Other effects of deprivationBillable›T73.9Effect of deprivation, unspecifiedBillable›T74Adult and child abuse, neglect and other maltreatment, confirmedNon-Billable›T74.0Neglect or abandonment, confirmedNon-Billable›T74.01Adult neglect or abandonment, confirmedBillable›T74.02Child neglect or abandonment, confirmedBillable›T74.1Physical abuse, confirmedNon-Billable›T74.11Adult physical abuse, confirmedBillable›T74.12Child physical abuse, confirmedBillable›T74.2Sexual abuse, confirmedNon-Billable›T74.21Adult sexual abuse, confirmedBillable›T74.22Child sexual abuse, confirmedBillable›T74.3Psychological abuse, confirmedNon-Billable›T74.31Adult psychological abuse, confirmedBillable›T74.32Child psychological abuse, confirmedBillable›T74.4Shaken infant syndromeBillable›T74.5Forced sexual exploitation, confirmedNon-Billable›T74.51Adult forced sexual exploitation, confirmedBillable›T74.52Child sexual exploitation, confirmedBillable›T74.6Forced labor exploitation, confirmedNon-Billable›T74.61Adult forced labor exploitation, confirmedBillable›T74.62Child forced labor exploitation, confirmedBillable›T74.9Unspecified maltreatment, confirmedNon-Billable›T74.91Unspecified adult maltreatment, confirmedBillable›T74.92Unspecified child maltreatment, confirmedBillable›T74.AFinancial abuse, confirmedNon-Billable›T74.A1Adult financial abuse, confirmedBillable›T74.A2Child financial abuse, confirmedBillable›T75Other and unspecified effects of other external causesNon-Billable›T75.0Effects of lightningNon-Billable›T75.00Unspecified effects of lightningBillable›T75.01Shock due to being struck by lightningBillable›T75.09Other effects of lightningBillable›T75.1Unspecified effects of drowning and nonfatal submersionBillable›T75.2Effects of vibrationNon-Billable›T75.20Unspecified effects of vibrationBillable›T75.21Pneumatic hammer syndromeBillable›T75.22Traumatic vasospastic syndromeBillable›T75.23Vertigo from infrasoundBillable›T75.29Other effects of vibrationBillable›T75.3Motion sicknessBillable›T75.4ElectrocutionBillable›T75.8Other specified effects of external causesNon-Billable›T75.81Effects of abnormal gravitation [G] forcesBillable›T75.82Effects of weightlessnessBillable›T75.83Effects of war theaterNon-Billable›T75.830Gulf war illnessBillable›T75.838Effects of other war theaterBillable›T75.89Other specified effects of external causesBillable›T76Adult and child abuse, neglect and other maltreatment, suspectedNon-Billable›T76.0Neglect or abandonment, suspectedNon-Billable›T76.01Adult neglect or abandonment, suspectedBillable›T76.02Child neglect or abandonment, suspectedBillable›T76.1Physical abuse, suspectedNon-Billable›T76.11Adult physical abuse, suspectedBillable›T76.12Child physical abuse, suspectedBillable›T76.2Sexual abuse, suspectedNon-Billable›T76.21Adult sexual abuse, suspectedBillable›T76.22Child sexual abuse, suspectedBillable›T76.3Psychological abuse, suspectedNon-Billable›T76.31Adult psychological abuse, suspectedBillable›T76.32Child psychological abuse, suspectedBillable›T76.5Forced sexual exploitation, suspectedNon-Billable›T76.51Adult forced sexual exploitation, suspectedBillable›T76.52Child sexual exploitation, suspectedBillable›T76.6Forced labor exploitation, suspectedNon-Billable›T76.61Adult forced labor exploitation, suspectedBillable›T76.62Child forced labor exploitation, suspectedBillable›T76.9Unspecified maltreatment, suspectedNon-Billable›T76.91Unspecified adult maltreatment, suspectedBillable›T76.92Unspecified child maltreatment, suspectedBillable›T76.AFinancial abuse, suspectedNon-Billable›T76.A1Adult financial abuse, suspectedBillable›T76.A2Child financial abuse, suspectedBillable›T78Adverse effects, not elsewhere classifiedNon-Billable›T78.0Anaphylactic reaction due to foodNon-Billable›T78.00Anaphylactic reaction due to unspecified foodBillable›T78.01Anaphylactic reaction due to peanutsBillable›T78.02Anaphylactic reaction due to shellfish (crustaceans)Billable›T78.03Anaphylactic reaction due to other fishBillable›T78.04Anaphylactic reaction due to fruits and vegetablesBillable›T78.05Anaphylactic reaction due to tree nuts and seedsBillable›T78.06Anaphylactic reaction due to food additivesBillable›T78.07Anaphylactic reaction due to milk and dairy productsNon-Billable›T78.070Anaphylactic reaction due to milk and dairy products with tolerance to baked milkBillable›T78.071Anaphylactic reaction due to milk and dairy products with reactivity to baked milkBillable›T78.079Anaphylactic reaction due to milk and dairy products, unspecifiedBillable›T78.08Anaphylactic reaction due to eggsNon-Billable›T78.080Anaphylactic reaction due to egg with tolerance to baked eggBillable›T78.081Anaphylactic reaction due to egg with reactivity to baked eggBillable›T78.089Anaphylactic reaction due to eggs, unspecifiedBillable›T78.09Anaphylactic reaction due to other food productsBillable›T78.1Other adverse food reactions, not elsewhere classifiedNon-Billable›T78.11Other adverse food reactions due to milk and dairy productsNon-Billable›T78.110Other adverse food reactions due to milk and dairy products with tolerance to baked milkBillable›T78.111Other adverse food reaction due to milk and dairy products with reactivity to baked milkBillable›T78.119Other adverse food reaction due to milk and dairy products with baked milk tolerance/reactivity, unspecifiedBillable›T78.12Other adverse food reaction due to eggsNon-Billable›T78.120Other adverse food reaction due to egg with tolerance to baked eggBillable›T78.121Other adverse food reaction due to egg with reactivity to baked eggBillable›T78.129Other adverse food reaction due to egg with baked egg tolerance/reactivity, unspecifiedBillable›T78.19Other adverse food reactions, not elsewhere classifiedBillable›T78.2Anaphylactic shock, unspecifiedBillable›T78.3Angioneurotic edemaBillable›T78.4Other and unspecified allergyNon-Billable›T78.40Allergy, unspecifiedBillable›T78.41Arthus phenomenonBillable›T78.49Other allergyBillable›T78.8Other adverse effects, not elsewhere classifiedBillable›