Underdosing of drugs and medicaments, initial encounter

Code Families in This Category

• T43 Poisoning by, adverse effect of and underdosing of psychotropic drugs, not elsewhere classified · 19
• T50 Poisoning by, adverse effect of and underdosing of diuretics and other and unspecified drugs, medicaments and biological substances · 19
• T45 Poisoning by, adverse effect of and underdosing of primarily systemic and hematological agents, not elsewhere classified · 15
• T38 Poisoning by, adverse effect of and underdosing of hormones and their synthetic substitutes and antagonists, not elsewhere classified · 13
• T40 Poisoning by, adverse effect of and underdosing of narcotics and psychodysleptics [hallucinogens] · 13
• T36 Poisoning by, adverse effect of and underdosing of systemic antibiotics · 11
• T44 Poisoning by, adverse effect of and underdosing of drugs primarily affecting the autonomic nervous system · 11
• T46 Poisoning by, adverse effect of and underdosing of agents primarily affecting the cardiovascular system · 11
• T47 Poisoning by, adverse effect of and underdosing of agents primarily affecting the gastrointestinal system · 10
• T48 Poisoning by, adverse effect of and underdosing of agents primarily acting on smooth and skeletal muscles and the respiratory system · 10
• T49 Poisoning by, adverse effect of and underdosing of topical agents primarily affecting skin and mucous membrane and by ophthalmological, otorhinorlaryngological and dental drugs · 10
• T39 Poisoning by, adverse effect of and underdosing of nonopioid analgesics, antipyretics and antirheumatics · 9
• T42 Poisoning by, adverse effect of and underdosing of antiepileptic, sedative- hypnotic and antiparkinsonism drugs · 9
• T37 Poisoning by, adverse effect of and underdosing of other systemic anti-infectives and antiparasitics · 8
• T41 Poisoning by, adverse effect of and underdosing of anesthetics and therapeutic gases · 7

ICD-10-CM Codes in This Category (first 100 of 175)

• T36.0X6A — Underdosing of penicillins, initial encounter
• T36.1X6A — Underdosing of cephalosporins and other beta-lactam antibiotics, initial encounter
• T36.2X6A — Underdosing of chloramphenicol group, initial encounter
• T36.3X6A — Underdosing of macrolides, initial encounter
• T36.4X6A — Underdosing of tetracyclines, initial encounter
• T36.5X6A — Underdosing of aminoglycosides, initial encounter
• T36.6X6A — Underdosing of rifampicins, initial encounter
• T36.7X6A — Underdosing of antifungal antibiotics, systemically used, initial encounter
• T36.8X6A — Underdosing of other systemic antibiotics, initial encounter
• T36.96XA — Underdosing of unspecified systemic antibiotic, initial encounter
• T36.AX6A — Underdosing of fluoroquinolone antibiotics, initial encounter
• T37.0X6A — Underdosing of sulfonamides, initial encounter
• T37.1X6A — Underdosing of antimycobacterial drugs, initial encounter
• T37.2X6A — Underdosing of antimalarials and drugs acting on other blood protozoa, initial encounter
• T37.3X6A — Underdosing of other antiprotozoal drugs, initial encounter
• T37.4X6A — Underdosing of anthelminthics, initial encounter
• T37.5X6A — Underdosing of antiviral drugs, initial encounter
• T37.8X6A — Underdosing of other specified systemic anti-infectives and antiparasitics, initial encounter
• T37.96XA — Underdosing of unspecified systemic anti-infectives and antiparasitics, initial encounter
• T38.0X6A — Underdosing of glucocorticoids and synthetic analogues, initial encounter
• T38.1X6A — Underdosing of thyroid hormones and substitutes, initial encounter
• T38.2X6A — Underdosing of antithyroid drugs, initial encounter
• T38.3X6A — Underdosing of insulin and oral hypoglycemic [antidiabetic] drugs, initial encounter
• T38.4X6A — Underdosing of oral contraceptives, initial encounter
• T38.5X6A — Underdosing of other estrogens and progestogens, initial encounter
• T38.6X6A — Underdosing of antigonadotrophins, antiestrogens, antiandrogens, not elsewhere classified, initial encounter
• T38.7X6A — Underdosing of androgens and anabolic congeners, initial encounter
• T38.806A — Underdosing of unspecified hormones and synthetic substitutes, initial encounter
• T38.816A — Underdosing of anterior pituitary [adenohypophyseal] hormones, initial encounter
• T38.896A — Underdosing of other hormones and synthetic substitutes, initial encounter
• T38.906A — Underdosing of unspecified hormone antagonists, initial encounter
• T38.996A — Underdosing of other hormone antagonists, initial encounter
• T39.016A — Underdosing of aspirin, initial encounter
• T39.096A — Underdosing of salicylates, initial encounter
• T39.1X6A — Underdosing of 4-Aminophenol derivatives, initial encounter
• T39.2X6A — Underdosing of pyrazolone derivatives, initial encounter
• T39.316A — Underdosing of propionic acid derivatives, initial encounter
• T39.396A — Underdosing of other nonsteroidal anti-inflammatory drugs [NSAID], initial encounter
• T39.4X6A — Underdosing of antirheumatics, not elsewhere classified, initial encounter
• T39.8X6A — Underdosing of other nonopioid analgesics and antipyretics, not elsewhere classified, initial encounter
• T39.96XA — Underdosing of unspecified nonopioid analgesic, antipyretic and antirheumatic, initial encounter
• T40.0X6A — Underdosing of opium, initial encounter
• T40.2X6A — Underdosing of other opioids, initial encounter
• T40.3X6A — Underdosing of methadone, initial encounter
• T40.416A — Underdosing of fentanyl or fentanyl analogs, initial encounter
• T40.426A — Underdosing of tramadol, initial encounter
• T40.496A — Underdosing of other synthetic narcotics, initial encounter
• T40.5X6A — Underdosing of cocaine, initial encounter
• T40.606A — Underdosing of unspecified narcotics, initial encounter
• T40.696A — Underdosing of other narcotics, initial encounter
• T40.716A — Underdosing of cannabis, initial encounter
• T40.726A — Underdosing of synthetic cannabinoids, initial encounter
• T40.906A — Underdosing of unspecified psychodysleptics [hallucinogens], initial encounter
• T40.996A — Underdosing of other psychodysleptics [hallucinogens], initial encounter
• T41.0X6A — Underdosing of inhaled anesthetics, initial encounter
• T41.1X6A — Underdosing of intravenous anesthetics, initial encounter
• T41.206A — Underdosing of unspecified general anesthetics, initial encounter
• T41.296A — Underdosing of other general anesthetics, initial encounter
• T41.3X6A — Underdosing of local anesthetics, initial encounter
• T41.46XA — Underdosing of unspecified anesthetics, initial encounter
• T41.5X6A — Underdosing of therapeutic gases, initial encounter
• T42.0X6A — Underdosing of hydantoin derivatives, initial encounter
• T42.1X6A — Underdosing of iminostilbenes, initial encounter
• T42.2X6A — Underdosing of succinimides and oxazolidinediones, initial encounter
• T42.3X6A — Underdosing of barbiturates, initial encounter
• T42.4X6A — Underdosing of benzodiazepines, initial encounter
• T42.5X6A — Underdosing of mixed antiepileptics, initial encounter
• T42.6X6A — Underdosing of other antiepileptic and sedative-hypnotic drugs, initial encounter
• T42.76XA — Underdosing of unspecified antiepileptic and sedative-hypnotic drugs, initial encounter
• T42.8X6A — Underdosing of antiparkinsonism drugs and other central muscle-tone depressants, initial encounter
• T43.016A — Underdosing of tricyclic antidepressants, initial encounter
• T43.026A — Underdosing of tetracyclic antidepressants, initial encounter
• T43.1X6A — Underdosing of monoamine-oxidase-inhibitor antidepressants, initial encounter
• T43.206A — Underdosing of unspecified antidepressants, initial encounter
• T43.216A — Underdosing of selective serotonin and norepinephrine reuptake inhibitors, initial encounter
• T43.226A — Underdosing of selective serotonin reuptake inhibitors, initial encounter
• T43.296A — Underdosing of other antidepressants, initial encounter
• T43.3X6A — Underdosing of phenothiazine antipsychotics and neuroleptics, initial encounter
• T43.4X6A — Underdosing of butyrophenone and thiothixene neuroleptics, initial encounter
• T43.506A — Underdosing of unspecified antipsychotics and neuroleptics, initial encounter
• T43.596A — Underdosing of other antipsychotics and neuroleptics, initial encounter
• T43.606A — Underdosing of unspecified psychostimulants, initial encounter
• T43.616A — Underdosing of caffeine, initial encounter
• T43.626A — Underdosing of amphetamines, initial encounter
• T43.636A — Underdosing of methylphenidate, initial encounter
• T43.656A — Underdosing of methamphetamines, initial encounter
• T43.696A — Underdosing of other psychostimulants, initial encounter
• T43.8X6A — Underdosing of other psychotropic drugs, initial encounter
• T43.96XA — Underdosing of unspecified psychotropic drug, initial encounter
• T44.0X6A — Underdosing of anticholinesterase agents, initial encounter
• T44.1X6A — Underdosing of other parasympathomimetics [cholinergics], initial encounter
• T44.2X6A — Underdosing of ganglionic blocking drugs, initial encounter
• T44.3X6A — Underdosing of other parasympatholytics [anticholinergics and antimuscarinics] and spasmolytics, initial encounter
• T44.4X6A — Underdosing of predominantly alpha-adrenoreceptor agonists, initial encounter
• T44.5X6A — Underdosing of predominantly beta-adrenoreceptor agonists, initial encounter
• T44.6X6A — Underdosing of alpha-adrenoreceptor antagonists, initial encounter
• T44.7X6A — Underdosing of beta-adrenoreceptor antagonists, initial encounter
• T44.8X6A — Underdosing of centrally-acting and adrenergic-neuron-blocking agents, initial encounter
• T44.906A — Underdosing of unspecified drugs primarily affecting the autonomic nervous system, initial encounter
• T44.996A — Underdosing of other drug primarily affecting the autonomic nervous system, initial encounter

The remaining 75 codes are reachable through the code families above.