Specific code 2011 ICD-9-CM Diagnosis Code 799.89
Other ill-defined conditions
  • Short description: Ill-define condition NEC.
  • ICD-9-CM 799.89 is a billable medical code that can be used to indicate a diagnosis on a reimbursement claim, however, 799.89 should only be used for claims with a date of service on or before September 30, 2015. For claims with a date of service on or after October 1, 2015, use an equivalent ICD-10-CM code (or codes).
  • You are viewing the 2011 version of ICD-9-CM 799.89.
  • More recent version(s) of ICD-9-CM 799.89: 2012 2013 2014 2015.
Convert to ICD-10-CM: 799.89 converts approximately to:
  • 2015/16 ICD-10-CM R69 Illness, unspecified
Approximate Synonyms
  • Active disease following therapy
  • Acute disease
  • Adjustment reaction to medical therapy
  • Adult disease
  • Autointoxication
  • Biphasic disease
  • Cancer treatment related morbidity
  • Chronic disease
  • Chronic failure
  • Chronic poisoning
  • Congestion of mucosa
  • Costello syndrome
  • Disorder of body cavity
  • Disorder of trunk
  • Endemic disease
  • Enterotoxemia
  • Environment related disease
  • Familial disease
  • Feeling irritable
  • Fistula
  • Foreign body
  • Functional disease present
  • Genitourinary device, implant or graft stenosis
  • Hereditary disease
  • Hereditary disorder by system
  • Home environment related disease
  • Ill defined pediatric condition
  • Ill-defined condition in child
  • Ill-defined disease
  • Illness
  • Inactive disease following therapy
  • Industrial environment related disease
  • Inequality in size of kidneys
  • Infantile disease
  • Inflammatory disorder
  • Influenza-like illness
  • Institutional environment related disease
  • Intercurrent disease
  • Invalidism
  • Juvenile disease
  • Local disease
  • Macropsia due to organic disease
  • Mendelian disorders
  • Multiple lumps
  • Multisystem disorder
  • Nature environment related disease
  • Neoplastic sequelae of disorders
  • Neurotoxicity
  • Nontunneled central venous catheter in situ
  • Organic disease present
  • Pain crisis
  • Postoperative stricture
  • Sallow complexion
  • Self-induced disease
  • Sense of oppression
  • Sequelae of hereditary diseases
  • Social environment related disease
  • Sporadic disorder
  • Stenosis due to internal orthopedic device, implant or graft
  • Stenosis of genitourinary device, implant AND/OR graft
  • Subacute disease
  • Subclinical disease AND/OR syndrome
  • Systemic disease
  • Terminal illness
  • Terminal illness - early stage
  • Terminal illness - late stage
  • Undifferentiated illness
  • X-linked hereditary disease
ICD-9-CM Volume 2 Index entries containing back-references to 799.89:
  • Abiotrophy 799.89
  • Abulia 799.89
  • Autodigestion 799.89
  • Autointoxication 799.89
  • Autotoxemia 799.89
  • Circulation
  • Congestion, congestive
    • general 799.89
    • viscera 799.89
  • Disease, diseased - see also Syndrome
    • congenital NEC 799.89
    • ill-defined 799.89
  • Disintegration, complete, of the body 799.89
  • Failure, failed
    • circulation, circulatory 799.89
    • medullary 799.89
  • Hemiabiotrophy 799.89
  • Hemiatrophy 799.89
  • Infirmity 799.89
  • Insufficiency, insufficient
    • organic 799.89
  • Invalid (since birth) 799.89
  • Invalidism (chronic) 799.89
  • Lack of
    • medical attention 799.89
  • Necrobiosis 799.89
    • brain or cerebral (see also Softening, brain) 437.8
  • Organic - see also condition
    • insufficiency 799.89
  • Perforation, perforative (nontraumatic)
    • viscus NEC 799.89
  • Poisoning (acute) - see also Table of Drugs and Chemicals
    • toxic, from disease NEC 799.89
  • Pseudoataxia 799.89
  • Pseudotabes 799.89
  • Rupture, ruptured 553.9
    • abdominal viscera NEC 799.89
    • viscus 799.89
  • Stricture (see also Stenosis) 799.89
    • ampulla of Vater 576.2
      • with calculus, cholelithiasis, or stones - see Choledocholithiasis
    • aortic (valve) (see also Stenosis, aortic) 424.1
    • aqueduct of Sylvius (congenital) 742.3
      • with spina bifida (see also Spina bifida) 741.0
      • acquired 331.4
    • artery 447.1
      • basilar - see Narrowing, artery, basilar
      • carotid (common) (internal) - see Narrowing, artery, carotid
      • celiac 447.4
      • cerebral 437.0
        • congenital 747.81
        • due to
          • embolism (see also Embolism, brain) 434.1
          • thrombus (see also Thrombosis, brain) 434.0
      • congenital (peripheral) 747.60
      • coronary - see Arteriosclerosis, coronary
      • precerebral - see Narrowing, artery, precerebral NEC
      • pulmonary (congenital) 747.3
      • renal 440.1
      • vertebral - see Narrowing, artery, vertebral
    • auditory canal (congenital) (external) 744.02
      • acquired (see also Stricture, ear canal, acquired) 380.50
    • bile duct or passage (any) (postoperative) (see also Obstruction, biliary) 576.2
    • bowel (see also Obstruction, intestine) 560.9
    • cardiac - see also Disease, heart orifice (stomach) 537.89
    • cardiovascular (see also Disease, cardiovascular) 429.2
    • carotid artery - see Narrowing, artery, carotid
    • cecum (see also Obstruction, intestine) 560.9
    • cervix, cervical (canal) 622.4
      • congenital 752.49
      • in pregnancy or childbirth 654.6
        • affecting fetus or newborn 763.89
        • causing obstructed labor 660.2
          • affecting fetus or newborn 763.1
    • colon (see also Obstruction, intestine) 560.9
    • common bile duct (see also Obstruction, biliary) 576.2
    • coronary (artery) - see Arteriosclerosis, coronary
    • cystic duct (see also Obstruction, gallbladder) 575.2
    • digestive organs NEC, congenital 751.8
    • Eustachian tube (see also Obstruction, Eustachian tube) 381.60
    • gallbladder (see also Obstruction, gallbladder) 575.2
    • hepatic duct (see also Obstruction, biliary) 576.2
    • hourglass, of stomach 537.6
    • meatus
      • ear (congenital) 744.02
        • acquired (see also Stricture, ear canal, acquired) 380.50
      • osseous (congenital) (ear) 744.03
        • acquired (see also Stricture, ear canal, acquired) 380.50
      • urinarius (see also Stricture, urethra) 598.9
    • mitral (valve) (see also Stenosis, mitral) 394.0
      • congenital 746.5
      • specified cause, except rheumatic 424.0
    • myocardium, myocardial (see also Degeneration, myocardial 429.1
      • hypertrophic subaortic (idiopathic) 425.1
    • organ or site, congenital NEC - see Atresia
    • osseous meatus (congenital) (ear) 744.03
      • acquired (see also Stricture, ear canal, acquired) 380.50
    • os uteri (see also Stricture, cervix) 622.4
    • oviduct - see Stricture, fallopian tube
    • pelviureteric junction 593.3
    • salivary duct or gland (any) 527.8
    • sigmoid (flexure) (see also Obstruction, intestine) 560.9
    • subaortic 746.81
      • hypertrophic (acquired) (idiopathic) 425.1
    • tricuspid (valve) (see also Endocarditis, tricuspid) 397.0
    • ureter (postoperative) 593.3
      • congenital 753.29
      • tuberculous (see also Tuberculosis) 016.2
    • urinary meatus (see also Stricture, urethra) 598.9
    • uterus, uterine 621.5
      • os (external) (internal) - see Stricture, cervix
    • valvular (see also Endocarditis) 424.90
    • vascular graft or shunt 996.1
      • atherosclerosis - see Arteriosclerosis, extremities
      • embolism 996.74
      • occlusion NEC 996.74
      • thrombus 996.74
    • vena cava (inferior) (superior) NEC 459.2
  • Tabes, tabetic
    • peripheral (nonsyphilitic) 799.89
  • Toxemia 799.89
    • with
      • abortion - see Abortion, by type, with toxemia
    • bacterial - see Septicemia
    • biliary (see also Disease, biliary) 576.8
    • burn - see Burn, by site
    • eclamptic 642.6
      • with pre-existing hypertension 642.7
    • erysipelatous (see also Erysipelas) 035
    • fatigue 799.89
    • food (see also Poisoning, food) 005.9
    • kidney (see also Disease, renal) 593.9
    • malarial NEC (see also Malaria) 084.6
    • maternal (of pregnancy), affecting fetus or newborn 760.0
    • myocardial - see Myocarditis, toxic
    • of pregnancy (mild) (pre-eclamptic) 642.4
    • pre-eclamptic - see Toxemia, of pregnancy
    • puerperal, postpartum - see Toxemia, of pregnancy
    • renal (see also Disease, renal) 593.9
    • septic (see also Septicemia) 038.9
    • stasis 799.89
    • uremic (see also Uremia) 586
  • Toxicosis (see also Toxemia) 799.89
    • capillary, hemorrhagic 287.0
  • Toxinfection 799.89
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 799.89 is one of thousands of ICD-9-CM codes used in healthcare. Although ICD-9-CM and CPT codes are largely numeric, they differ in that CPT codes describe medical procedures and services. Can't find a code? Start at the root of ICD-9-CM, check the 2011 ICD-9-CM Index or use the search engine at the top of this page to lookup any code.