Block · Chapter 11
K55-K64Other diseases of intestines (K55-K64)
206 codes · 10 categories
K55Vascular disorders of intestine37 codes →
K55Vascular disorders of intestineHeaderK55.0Acute vascular disorders of intestineHeaderK55.01Acute (reversible) ischemia of small intestineHeaderK55.011Focal (segmental) acute (reversible) ischemia of small intestineBillableK55.012Diffuse acute (reversible) ischemia of small intestineBillableK55.019Acute (reversible) ischemia of small intestine, extent unspecifiedBillableK55.02Acute infarction of small intestineHeaderK55.021Focal (segmental) acute infarction of small intestineBillableK55.022Diffuse acute infarction of small intestineBillableK55.029Acute infarction of small intestine, extent unspecifiedBillableK55.03Acute (reversible) ischemia of large intestineHeaderK55.031Focal (segmental) acute (reversible) ischemia of large intestineBillableK55.032Diffuse acute (reversible) ischemia of large intestineBillableK55.039Acute (reversible) ischemia of large intestine, extent unspecifiedBillableK55.04Acute infarction of large intestineHeaderK55.041Focal (segmental) acute infarction of large intestineBillableK55.042Diffuse acute infarction of large intestineBillableK55.049Acute infarction of large intestine, extent unspecifiedBillableK55.05Acute (reversible) ischemia of intestine, part unspecifiedHeaderK55.051Focal (segmental) acute (reversible) ischemia of intestine, part unspecifiedBillableK55.052Diffuse acute (reversible) ischemia of intestine, part unspecifiedBillableK55.059Acute (reversible) ischemia of intestine, part and extent unspecifiedBillableK55.06Acute infarction of intestine, part unspecifiedHeaderK55.061Focal (segmental) acute infarction of intestine, part unspecifiedBillableK55.062Diffuse acute infarction of intestine, part unspecifiedBillableK55.069Acute infarction of intestine, part and extent unspecifiedBillableK55.1Chronic vascular disorders of intestineBillableK55.2Angiodysplasia of colonHeaderK55.20Angiodysplasia of colon without hemorrhageBillableK55.21Angiodysplasia of colon with hemorrhageBillableK55.3Necrotizing enterocolitisHeaderK55.30Necrotizing enterocolitis, unspecifiedBillableK55.31Stage 1 necrotizing enterocolitisBillableK55.32Stage 2 necrotizing enterocolitisBillableK55.33Stage 3 necrotizing enterocolitisBillableK55.8Other vascular disorders of intestineBillableK55.9Vascular disorder of intestine, unspecifiedBillable
K56Paralytic ileus and intestinal obstruction without hernia22 codes →
K56Paralytic ileus and intestinal obstruction without herniaHeaderK56.0Paralytic ileusBillableK56.1IntussusceptionBillableK56.2VolvulusBillableK56.3Gallstone ileusBillableK56.4Other impaction of intestineHeaderK56.41Fecal impactionBillableK56.49Other impaction of intestineBillableK56.5Intestinal adhesions [bands] with obstruction (postinfection)HeaderK56.50Intestinal adhesions [bands], unspecified as to partial versus complete obstructionBillableK56.51Intestinal adhesions [bands], with partial obstructionBillableK56.52Intestinal adhesions [bands] with complete obstructionBillableK56.6Other and unspecified intestinal obstructionHeaderK56.60Unspecified intestinal obstructionHeaderK56.600Partial intestinal obstruction, unspecified as to causeBillableK56.601Complete intestinal obstruction, unspecified as to causeBillableK56.609Unspecified intestinal obstruction, unspecified as to partial versus complete obstructionBillableK56.69Other intestinal obstructionHeaderK56.690Other partial intestinal obstructionBillableK56.691Other complete intestinal obstructionBillableK56.699Other intestinal obstruction unspecified as to partial versus complete obstructionBillableK56.7Ileus, unspecifiedBillable
K57Diverticular disease of intestine33 codes →
K57Diverticular disease of intestineHeaderK57.0Diverticulitis of small intestine with perforation and abscessHeaderK57.00Diverticulitis of small intestine with perforation and abscess without bleedingBillableK57.01Diverticulitis of small intestine with perforation and abscess with bleedingBillableK57.1Diverticular disease of small intestine without perforation or abscessHeaderK57.10Diverticulosis of small intestine without perforation or abscess without bleedingBillableK57.11Diverticulosis of small intestine without perforation or abscess with bleedingBillableK57.12Diverticulitis of small intestine without perforation or abscess without bleedingBillableK57.13Diverticulitis of small intestine without perforation or abscess with bleedingBillableK57.2Diverticulitis of large intestine with perforation and abscessHeaderK57.20Diverticulitis of large intestine with perforation and abscess without bleedingBillableK57.21Diverticulitis of large intestine with perforation and abscess with bleedingBillableK57.3Diverticular disease of large intestine without perforation or abscessHeaderK57.30Diverticulosis of large intestine without perforation or abscess without bleedingBillableK57.31Diverticulosis of large intestine without perforation or abscess with bleedingBillableK57.32Diverticulitis of large intestine without perforation or abscess without bleedingBillableK57.33Diverticulitis of large intestine without perforation or abscess with bleedingBillableK57.4Diverticulitis of both small and large intestine with perforation and abscessHeaderK57.40Diverticulitis of both small and large intestine with perforation and abscess without bleedingBillableK57.41Diverticulitis of both small and large intestine with perforation and abscess with bleedingBillableK57.5Diverticular disease of both small and large intestine without perforation or abscessHeaderK57.50Diverticulosis of both small and large intestine without perforation or abscess without bleedingBillableK57.51Diverticulosis of both small and large intestine without perforation or abscess with bleedingBillableK57.52Diverticulitis of both small and large intestine without perforation or abscess without bleedingBillableK57.53Diverticulitis of both small and large intestine without perforation or abscess with bleedingBillableK57.8Diverticulitis of intestine, part unspecified, with perforation and abscessHeaderK57.80Diverticulitis of intestine, part unspecified, with perforation and abscess without bleedingBillableK57.81Diverticulitis of intestine, part unspecified, with perforation and abscess with bleedingBillableK57.9Diverticular disease of intestine, part unspecified, without perforation or abscessHeaderK57.90Diverticulosis of intestine, part unspecified, without perforation or abscess without bleedingBillableK57.91Diverticulosis of intestine, part unspecified, without perforation or abscess with bleedingBillableK57.92Diverticulitis of intestine, part unspecified, without perforation or abscess without bleedingBillableK57.93Diverticulitis of intestine, part unspecified, without perforation or abscess with bleedingBillable
K59Other functional intestinal disorders18 codes →
K59Other functional intestinal disordersHeaderK59.0ConstipationHeaderK59.00Constipation, unspecifiedBillableK59.01Slow transit constipationBillableK59.02Outlet dysfunction constipationBillableK59.03Drug induced constipationBillableK59.04Chronic idiopathic constipationBillableK59.09Other constipationBillableK59.1Functional diarrheaBillableK59.2Neurogenic bowel, not elsewhere classifiedBillableK59.3Megacolon, not elsewhere classifiedHeaderK59.31Toxic megacolonBillableK59.39Other megacolonBillableK59.4Anal spasmBillableK59.8Other specified functional intestinal disordersHeaderK59.81Ogilvie syndromeBillableK59.89Other specified functional intestinal disordersBillableK59.9Functional intestinal disorder, unspecifiedBillable
K60Fissure and fistula of anal and rectal regions40 codes →
K60Fissure and fistula of anal and rectal regionsHeaderK60.0Acute anal fissureBillableK60.1Chronic anal fissureBillableK60.2Anal fissure, unspecifiedBillableK60.3Anal fistulaHeaderK60.30Anal fistula, unspecifiedBillableK60.31Anal fistula, simpleHeaderK60.311Anal fistula, simple, initialBillableK60.312Anal fistula, simple, persistentBillableK60.313Anal fistula, simple, recurrentBillableK60.319Anal fistula, simple, unspecifiedBillableK60.32Anal fistula, complexHeaderK60.321Anal fistula, complex, initialBillableK60.322Anal fistula, complex, persistentBillableK60.323Anal fistula, complex, recurrentBillableK60.329Anal fistula, complex, unspecifiedBillableK60.4Rectal fistulaHeaderK60.40Rectal fistula, unspecifiedBillableK60.41Rectal fistula, simpleHeaderK60.411Rectal fistula, simple, initialBillableK60.412Rectal fistula, simple, persistentBillableK60.413Rectal fistula, simple, recurrentBillableK60.419Rectal fistula, simple, unspecifiedBillableK60.42Rectal fistula, complexHeaderK60.421Rectal fistula, complex, initialBillableK60.422Rectal fistula, complex, persistentBillableK60.423Rectal fistula, complex, recurrentBillableK60.429Rectal fistula, complex, unspecifiedBillableK60.5Anorectal fistulaHeaderK60.50Anorectal fistula, unspecifiedBillableK60.51Anorectal fistula, simpleHeaderK60.511Anorectal fistula, simple, initialBillableK60.512Anorectal fistula, simple, persistentBillableK60.513Anorectal fistula, simple, recurrentBillableK60.519Anorectal fistula, simple, unspecifiedBillableK60.52Anorectal fistula, complexHeaderK60.521Anorectal fistula, complex, initialBillableK60.522Anorectal fistula, complex, persistentBillableK60.523Anorectal fistula, complex, recurrentBillableK60.529Anorectal fistula, complex, unspecifiedBillable
K62Other diseases of anus and rectum14 codes →
K62Other diseases of anus and rectumHeaderK62.0Anal polypBillableK62.1Rectal polypBillableK62.2Anal prolapseBillableK62.3Rectal prolapseBillableK62.4Stenosis of anus and rectumBillableK62.5Hemorrhage of anus and rectumBillableK62.6Ulcer of anus and rectumBillableK62.7Radiation proctitisBillableK62.8Other specified diseases of anus and rectumHeaderK62.81Anal sphincter tear (healed) (nontraumatic) (old)BillableK62.82Dysplasia of anusBillableK62.89Other specified diseases of anus and rectumBillableK62.9Disease of anus and rectum, unspecifiedBillable
K63Other diseases of intestine18 codes →
K63Other diseases of intestineHeaderK63.0Abscess of intestineBillableK63.1Perforation of intestine (nontraumatic)BillableK63.2Fistula of intestineBillableK63.3Ulcer of intestineBillableK63.4EnteroptosisBillableK63.5Polyp of colonBillableK63.8Other specified diseases of intestineHeaderK63.81Dieulafoy lesion of intestineBillableK63.82Intestinal microbial overgrowthHeaderK63.821Small intestinal bacterial overgrowthHeaderK63.8211Small intestinal bacterial overgrowth, hydrogen-subtypeBillableK63.8212Small intestinal bacterial overgrowth, hydrogen sulfide-subtypeBillableK63.8219Small intestinal bacterial overgrowth, unspecifiedBillableK63.822Small intestinal fungal overgrowthBillableK63.829Intestinal methanogen overgrowth, unspecifiedBillableK63.89Other specified diseases of intestineBillableK63.9Disease of intestine, unspecifiedBillable
K64Hemorrhoids and perianal venous thrombosis9 codes →
K64Hemorrhoids and perianal venous thrombosisHeaderK64.0First degree hemorrhoidsBillableK64.1Second degree hemorrhoidsBillableK64.2Third degree hemorrhoidsBillableK64.3Fourth degree hemorrhoidsBillableK64.4Residual hemorrhoidal skin tagsBillableK64.5Perianal venous thrombosisBillableK64.8Other hemorrhoidsBillableK64.9Unspecified hemorrhoidsBillable