Non-specific code 2014 ICD-9-CM Diagnosis Code 646.9
Unspecified complication of pregnancy
  • Non-Billable Code
  • There are 3 ICD-9-CM codes below 646.9 that define this diagnosis in greater detail. Do not use this code on a reimbursement claim.
Clinical Information
  • Conditions or pathological processes associated with pregnancy. They can occur during or after pregnancy, and range from minor discomforts to serious diseases that require medical interventions. They include diseases in pregnant females, and pregnancies in females with diseases.
  • The co-occurrence of pregnancy and a disease. The disease may precede or follow conception and it may or may not have a deleterious effect on the pregnant woman or fetus.
ICD-9-CM Volume 2 Index entries containing back-references to 646.9:
  • Complications
    • pregnancy NEC 646.9
      • affecting fetus or newborn 761.9
  • Death
    • from pregnancy NEC 646.9
  • Disease, diseased - see also Syndrome
    • pregnancy NEC (see also Pregnancy) 646.9
  • Pregnancy (single) (uterine) (without sickness) V22.2
    • abnormal NEC 646.9
    • complicated (by) 646.9
      • abnormal, abnormality NEC 646.9
      • abscess or cellulitis
      • adhesion, pelvic peritoneal 648.9
      • air embolism 673.0
      • albuminuria 646.2
        • with hypertension - see Toxemia, of pregnancy
      • amnionitis 658.4
      • amniotic fluid embolism 673.1
      • anemia (conditions classifiable to 280-285) 648.2
      • appendicitis 648.9
      • atrophy, yellow (acute) (liver) (subacute) 646.7
      • bacilluria, asymptomatic 646.5
      • bacteriuria, asymptomatic 646.5
      • bariatric surgery status 649.2
      • bicornis or bicornuate uterus 654.0
      • biliary problems 646.8
      • bone and joint disorders (conditions classifiable to 720-724 or conditions affecting lower limbs classifiable to 711-719, 725-738) 648.7
      • breech presentation (buttocks) (complete) (frank) 652.2
        • with successful version 652.1
      • cardiovascular disease (conditions classifiable to 390-398, 410-429) 648.6
      • cerebrovascular disorders (conditions classifiable to 430-434, 436-437) 674.0
      • cervicitis (conditions classifiable to 616.0) 646.6
      • chloasma (gravidarum) 646.8
      • cholelithiasis 646.8
      • cholestasis 646.7
      • chorea (gravidarum) - see Eclampsia, pregnancy
      • coagulation defect 649.3
      • conjoined twins 678.1
      • contraction, pelvis (general) 653.1
      • convulsions (eclamptic) (uremic) 642.6
        • with pre-existing hypertension 642.7
      • current disease or condition (nonobstetric)
      • cystitis 646.6
      • cystocele 654.4
      • death of fetus (near term) 656.4
        • early pregnancy (before 22 completed weeks gestation) 632
      • deciduitis 646.6
      • decreased fetal movements 655.7
      • diabetes (mellitus) (conditions classifiable to 249 and 250) 648.0
      • disorders of liver and biliary tract 646.7
      • displacement, uterus NEC 654.4
      • disproportion - see Disproportion
      • double uterus 654.0
      • drug dependence (conditions classifiable to 304) 648.3
      • dysplasia, cervix 654.6
      • early onset of delivery (spontaneous) 644.2
      • eclampsia, eclamptic (coma) (convulsions) (delirium) (nephritis) (uremia) 642.6
        • with pre-existing hypertension 642.7
      • edema 646.1
        • with hypertension - see Toxemia, of pregnancy
      • effusion, amniotic fluid 658.1
        • delayed delivery following 658.2
      • embolism
      • emesis (gravidarum) - see Pregnancy, complicated, vomiting
      • endometritis (conditions classifiable to 615.0-615.9) 670.1
      • epilepsy 649.4
      • excessive weight gain NEC 646.1
      • face presentation 652.4
      • failure, fetal head to enter pelvic brim 652.5
      • false labor (pains) 644.1
      • fatigue 646.8
      • fatty metamorphosis of liver 646.7
      • female genital mutilation 648.9
      • fetal
        • anemia 678.0
        • complications from in utero procedure 679.1
        • conjoined twins 678.1
        • death (near term) 656.4
          • early (before 22 completed weeks gestation) 632
        • deformity 653.7
        • distress 656.8
        • hematologic conditions 678.0
        • thrombocytopenia 678.0
        • twin to twin transfusion 678.0
        • reduction of multiple fetuses reduced to single fetus 651.7
      • fibroid (tumor) (uterus) 654.1
      • footling presentation 652.8
        • with successful version 652.1
      • gallbladder disease 646.8
      • gastric banding status 649.2
      • gastric bypass status for obesity 649.2
      • genital herpes (asymptomatic) (history of) (inactive) 647.6
      • goiter 648.1
      • gonococcal infection (conditions classifiable to 098) 647.1
      • gonorrhea (conditions classifiable to 098) 647.1
      • hypertensive heart and chronic kidney disease 642.2
      • hemorrhage 641.9
        • accidental 641.2
        • before 22 completed weeks gestation NEC 640.9
        • cerebrovascular 674.0
        • due to
          • afibrinogenemia or other coagulation defect (conditions classifiable to 286.0-286.9) 641.3
          • leiomyoma, uterine 641.8
          • marginal sinus (rupture) 641.2
          • premature separation, placenta 641.2
          • trauma 641.8
        • early (before 22 completed weeks gestation) 640.9
        • threatened abortion 640.0
        • unavoidable 641.1
      • hepatitis (acute) (malignant) (subacute) 646.7
      • viral 647.6
      • herniation of uterus 654.4
      • high head at term 652.5
      • hydatidiform mole (delivered) (undelivered) 630
      • hydramnios 657
      • hydrocephalic fetus 653.6
      • hydrops amnii 657
      • hydrorrhea 658.1
      • hyperemesis (gravidarum) - see Hyperemesis, gravidarum
      • hypertension - see Hypertension, complicating pregnancy
      • hypertensive
        • chronic kidney disease 642.2
        • heart and chronic kidney disease 642.2
        • heart and renal disease 642.2
        • heart disease 642.2
        • renal disease 642.2
      • hyperthyroidism 648.1
      • hypothyroidism 648.1
      • hysteralgia 646.8
      • icterus gravis 646.7
      • incarceration, uterus 654.3
      • incompetent cervix (os) 654.5
      • infection 647.9
      • infective and parasitic diseases NEC 647.8
      • inflammation
      • injury 648.9
      • insufficient weight gain 646.8
      • insulin resistance 648.8
      • intrauterine fetal death (near term) NEC 656.4
        • early (before 22 completed weeks gestation) 632
      • malaria (conditions classifiable to 084) 647.4
      • malformation, uterus (congenital) 654.0
      • malnutrition (conditions classifiable to 260-269) 648.9
      • malposition
        • fetus - see Pregnancy, complicated, malpresentation
        • uterus or cervix 654.4
      • malpresentation 652.9
        • with successful version 652.1
        • in multiple gestation 652.6
        • specified type NEC 652.8
      • marginal sinus hemorrhage or rupture 641.2
      • maternal complications from in utero procedure 679.0
      • maternal drug abuse 648.4
      • maternal obesity syndrome 646.1
      • menstruation 640.8
      • mental disorders (conditions classifiable to 290-303, 305.0, 305.2-305.9, 306-316, 317-319) 648.4
      • mentum presentation 652.4
      • missed
        • abortion 632
        • delivery (at or near term) 656.4
        • labor (at or near term) 656.4
      • necrosis
      • nephritis or nephrosis (conditions classifiable to 580-589) 646.2
      • nephropathy NEC 646.2
      • neuritis (peripheral) 646.4
      • nutritional deficiency (conditions classifiable to 260-269) 648.9
      • obesity 649.1
      • oblique lie or presentation 652.3
        • with successful version 652.1
      • obstetrical trauma NEC 665.9
      • oligohydramnios NEC 658.0
      • onset of contractions before 37 weeks 644.0
      • oversize fetus 653.5
      • papyraceous fetus 646.0
      • patent cervix 654.5
      • pelvic inflammatory disease (conditions classifiable to 614.0-614.5, 614.7-614.9, 615) 646.6
      • pelvic peritoneal adhesion 648.9
      • placenta, placental
      • placentitis 658.4
      • pneumonia 648.9
      • polyhydramnios 657
      • postmaturity
      • prediabetes 648.8
      • pre-eclampsia (mild) 642.4
        • severe 642.5
        • superimposed on pre-existing hypertensive disease 642.7
      • premature rupture of membranes 658.1
        • with delayed delivery 658.2
      • previous
        • ectopic pregnancy V23.42
        • infertility V23.0
        • in utero procedure during previous pregnancy V23.86
        • nonobstetric condition V23.89
        • poor obstetrical history V23.49
        • premature delivery V23.41
        • trophoblastic disease (conditions classifiable to 630) V23.1
      • prolapse, uterus 654.4
      • proteinuria (gestational) 646.2
        • with hypertension - see Toxemia, of pregnancy
      • pruritus (neurogenic) 646.8
      • psychosis or psychoneurosis 648.4
      • ptyalism 646.8
      • pyelitis (conditions classifiable to 590.0-590.9) 646.6
      • renal disease or failure NEC 646.2
        • with secondary hypertension 642.1
        • hypertensive 642.2
      • retention, retained dead ovum 631.8
      • retroversion, uterus 654.3
      • Rh immunization, incompatibility, or sensitization 656.1
      • rubella (conditions classifiable to 056) 647.5
      • rupture
        • amnion (premature) 658.1
          • with delayed delivery 658.2
        • marginal sinus (hemorrhage) 641.2
        • membranes (premature) 658.1
          • with delayed delivery 658.2
        • uterus (before onset of labor) 665.0
      • salivation (excessive) 646.8
      • salpingo-oophoritis (conditions classifiable to 614.0-614.2) 646.6
      • septicemia (conditions classifiable to 038.0-038.9) 647.8
      • smoking 649.0
      • spasms, uterus (abnormal) 646.8
      • specified condition NEC 646.8
      • spotting 649.5
      • spurious labor pains 644.1
      • status post
      • superfecundation 651.9
      • superfetation 651.9
      • syphilis (conditions classifiable to 090-097) 647.0
      • threatened
      • thrombophlebitis (superficial) 671.2
      • thrombosis 671.2
      • thyroid dysfunction (conditions classifiable to 240-246) 648.1
      • thyroiditis 648.1
      • thyrotoxicosis 648.1
      • tobacco use disorder 649.0
      • torsion of uterus 654.4
      • toxemia - see Toxemia, of pregnancy
      • transverse lie or presentation 652.3
        • with successful version 652.1
      • trauma 648.9
      • tuberculosis (conditions classifiable to 010-018) 647.3
      • tumor
      • unstable lie 652.0
      • uremia - see Pregnancy, complicated, renal disease
      • urethritis 646.6
      • vaginitis or vulvitis (conditions classifiable to 616.1) 646.6
      • varicose
      • varicosity, labia or vulva 671.1
      • venereal disease NEC (conditions classifiable to 099) 647.2
      • venous complication 671.9
      • viral disease NEC (conditions classifiable to 042, 050-055, 057-079, 795.05, 795.15, 796.75) 647.6
      • vomiting (incoercible) (pernicious) (persistent) (uncontrollable) (vicious) 643.9
        • due to organic disease or other cause 643.8
        • early - see Hyperemesis, gravidarum
        • late (after 22 completed weeks gestation) 643.2
      • young maternal age 659.8
    • complications NEC 646.9
    • death, maternal NEC 646.9
    • maternal death NEC 646.9
ICD-9-CM codes are used in medical billing and coding to describe diseases, injuries, symptoms and conditions. ICD-9-CM 646.9 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 2014 ICD-9-CM Index or use the search engine at the top of this page to lookup any code.