ICD-10-CM Alphabetic Index · FY 2027 274 Entries

Infestation in the ICD-10-CM Index ICD-10-CM

The main term Infestation carries 274 index entries pointing to 81 ICD-10-CM codes. The default entry is B88.9, the code the bare main term maps to; every indented line below refines the term by site, cause, or type. Verify any candidate code in the Tabular List before using it.

✓ Built from the official CMS FY 2027 index fileEffective Oct 1, 2026 – Sep 30, 2027

274

Index Entries

Codes Referenced

B88.9

Default Code

Letter

274 of 274 shown

ICD-10-CM

Index Entries Under Infestation 274 entries · 81 codes

Infestation B88.9

Acanthocheilonema (perstans) (streptocerca) B74.4

Acariasis B88.09

demodex folliculorum B88.01

sarcoptes scabiei B86

trombiculae B88.09

Agamofilaria streptocerca B74.4

Ancylostoma, ankylostoma (braziliense) (caninum) (ceylanicum) (duodenale) B76.0

americanum B76.1

new world B76.1

Anisakis larvae, anisakiasis B81.0

arthropod NEC B88.2

Ascaris lumbricoides see Ascariasis

Balantidium coli A07.0

beef tapeworm B68.1

Bothriocephalus (latus) B70.0

larval B70.1

broad tapeworm B70.0

larval B70.1

Brugia (malayi) B74.1

timori B74.2

candiru B88.8

Capillaria

hepatica B83.8

philippinensis B81.1

cat liver fluke B66.0

cestodes B71.9

diphyllobothrium see Infestation, diphyllobothrium

dipylidiasis B71.1

hymenolepiasis B71.0

specified type NEC B71.8

chigger B88.09

chigo, chigoe B88.1

Clonorchis (sinensis) (liver) B66.1

coccidial A07.3

crab-lice B85.3

Cysticercus cellulosae see Cysticercosis

Demodex (brevis) (folliculorum) B88.01

Dermanyssus gallinae B88.09

Dermatobia (hominis) see Myiasis

Dibothriocephalus (latus) B70.0

larval B70.1

Dicrocoelium dendriticum B66.2

Diphyllobothrium (adult) (latum) (intestinal) (pacificum) B70.0

larval B70.1

Diplogonoporus (grandis) B71.8

Dipylidium caninum B67.4

Distoma hepaticum B66.3

dog tapeworm B67.4

Dracunculus medinensis B72

dragon worm B72

dwarf tapeworm B71.0

Echinococcus see Echinococcus

Echinostomum ilocanum B66.8

Entamoeba (histolytica) see Infection, Ameba

Enterobius vermicularis B80

eyelid

in (due to)

leishmaniasis B55.1

loiasis B74.3

onchocerciasis B73.09

phthiriasis B85.3

parasitic NOS B89

eyeworm B74.3

Fasciola (gigantica) (hepatica) (indica) B66.3

Fasciolopsis (buski) (intestine) B66.5

filarial B74.9

bancroftian B74.0

conjunctiva B74.9

due to

Acanthocheilonema (perstans) (streptocerca) B74.4

Brugia (malayi) B74.1

timori B74.2

Dracunculus medinensis B72

guinea worm B72

loa loa B74.3

Mansonella (ozzardi) (perstans) (streptocerca) B74.4

Onchocerca volvulus B73.00

eye B73.00

eyelid B73.09

Wuchereria (bancrofti) B74.0

Malayan B74.1

ozzardi B74.4

specified type NEC B74.8

fish tapeworm B70.0

larval B70.1

fluke B66.9

blood NOS see Schistosomiasis

cat liver B66.0

intestinal B66.5

liver (sheep) B66.3

cat B66.0

Chinese B66.1

due to clonorchiasis B66.1

oriental B66.1

lancet B66.2

lung (oriental) B66.4

sheep liver B66.3

specified type NEC B66.8

fly larvae see Myiasis

Gasterophilus (intestinalis) see Myiasis

Gastrodiscoides hominis B66.8

Giardia lamblia A07.1

Gnathostoma (spinigerum) B83.1

Gongylonema B83.8

guinea worm B72

helminth B83.9

angiostrongyliasis B83.2

intestinal B81.3

gnathostomiasis B83.1

hirudiniasis, internal B83.4

intestinal B82.0

angiostrongyliasis B81.3

anisakiasis B81.0

ascariasis see Ascariasis

capillariasis B81.1

cysticercosis see Cysticercosis

diphyllobothriasis see Infestation, diphyllobothriasis

dracunculiasis B72

echinococcus see Echinococcosis

enterobiasis B80

filariasis see Infestation, filarial

fluke see Infestation, fluke

hookworm see Infestation, hookworm

mixed (types classifiable to more than one of the titles B65.0-B81.3 and B81.8) B81.4

onchocerciasis see Onchocerciasis

schistosomiasis see Infestation, schistosoma

specified

cestode NEC see Infestation, cestode

type NEC B81.8

strongyloidiasis see Strongyloidiasis

taenia see Infestation, taenia

trichinellosis B75

trichostrongyliasis B81.2

trichuriasis B79

specified type NEC B83.8

syngamiasis B83.3

visceral larva migrans B83.0

Heterophyes (heterophyes) B66.8

hookworm B76.9

ancylostomiasis B76.0

necatoriasis B76.1

specified type NEC B76.8

Hymenolepis (diminuta) (nana) B71.0

intestinal NEC B82.9

leeches (aquatic) (land) see Hirudiniasis

Leishmania see Leishmaniasis

lice, louse see Infestation, Pediculus

Linguatula B88.8

Liponyssoides sanguineus B88.09

Loa loa B74.3

conjunctival B74.3

eyelid B74.3

louse see Infestation, Pediculus

maggots see Myiasis

Mansonella (ozzardi) (perstans) (streptocerca) B74.4

Medina (worm) B72

Metagonimus (yokogawai) B66.8

microfilaria streptocerca see Onchocerciasis

eye B73.00

eyelid B73.09

mites B88.9

Demodex B88.01

scabic B86

Monilia (albicans) see Candidiasis

mouth B37.0

Necator americanus B76.1

nematode NEC (intestinal) B82.0

Ancylostoma B76.0

conjunctiva NEC B83.9

Enterobius vermicularis B80

Gnathostoma spinigerum B83.1

physaloptera B80

specified NEC B81.8

trichostrongylus B81.2

trichuris (trichuria) B79

Oesophagostomum (apiostomum) B81.8

Oestrus ovis B87.9 see also Myiasis

Onchocerca (volvulus) see Onchocerciasis

Opisthorchis (felineus) (viverrini) B66.0

orbit, parasitic NOS B89

Oxyuris vermicularis B80

Paragonimus (westermani) B66.4

parasite, parasitic B89

eyelid B89

intestinal NOS B82.9

mouth B37.0

skin B88.9

tongue B37.0

Parastrongylus

cantonensis B83.2

costaricensis B81.3

Pediculus B85.2

body B85.1

capitis (humanus) (any site) B85.0

corporis (humanus) (any site) B85.1

head B85.0

mixed (classifiable to more than one of the titles B85.0-B85.3) B85.4

pubis (any site) B85.3

Pentastoma B88.8

pest Z59.19

Phthirus (pubis) (any site) B85.3

with any infestation classifiable to B85.0-B85.2 B85.4

pinworm B80

pork tapeworm (adult) B68.0

protozoal NEC B64

intestinal A07.9

specified NEC A07.8

specified NEC B60.8

pubic, louse B85.3

rat tapeworm B71.0

red bug B88.09

roundworm (large) NEC B82.0

Ascariasis B77.9 see also Ascariasis

sandflea B88.1

Sarcoptes scabiei B86

scabies B86

Schistosoma B65.9

bovis B65.8

cercariae B65.3

haematobium B65.0

intercalatum B65.8

japonicum B65.2

mansoni B65.1

mattheei B65.8

mekongi B65.8

specified type NEC B65.8

spindale B65.8

screw worms see Myiasis

skin NOS B88.9

Sparganum (mansoni) (proliferum) (baxteri) B70.1

larval B70.1

specified type NEC B88.8

Spirometra larvae B70.1

Stellantchasmus falcatus B66.8

Strongyloides stercoralis see Strongyloidiasis

Taenia B68.9

diminuta B71.0

echinococcus see Echinococcus

mediocanellata B68.1

nana B71.0

saginata B68.1

solium (intestinal form) B68.0

larval form see Cysticercosis

Taeniarhynchus saginatus B68.1

tapeworm B71.9

beef B68.1

broad B70.0

larval B70.1

dog B67.4

dwarf B71.0

fish B70.0

larval B70.1

pork B68.0

rat B71.0

Ternidens diminutus B81.8

Tetranychus molestissimus B88.09

threadworm B80

tongue B37.0

Toxocara (canis) (cati) (felis) B83.0

trematode (s) NEC see Infestation, fluke

Trichinella (spiralis) B75

Trichocephalus B79

Trichomonas see Trichomoniasis

Trichostrongylus B81.2

Trichuris (trichiura) B79

Trombicula (irritans) B88.09

Tunga penetrans B88.1

Uncinaria americana B76.1

Vandellia cirrhosa B88.8

whipworm B79

worms B83.9

intestinal B82.0

Wuchereria (bancrofti) B74.0

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Related Index Terms

Ascariasis Echinococcosis Hirudiniasis Leishmaniasis Schistosomiasis Trichomoniasis All index terms starting with I Index to Diseases and Injuries ICD-10-CM Code Lookup

Source: Centers for Medicare & Medicaid Services, FY 2027 ICD-10-CM Index to Diseases and Injuries release files, effective October 1, 2026 through September 30, 2027.