| early mucocutaneous congenital syphilis | A50.07 |
| early cutaneous congenital syphilis | A50.06 |
| early congenital syphilitic rhinitis | A50.05 |
| early congenital syphilitic pneumonia | A50.04 |
| early congenital syphilitic pharyngitis | A50.03 |
| early congenital syphilitic osteochondropathy | A50.02 |
| early congenital syphilitic oculopathy | A50.01 |
| early congenital syphilis, unspecified | A50.2 |
| early congenital syphilis, latent | A50.1 |
| ear mites | B88.8.3 |
| dracunculiasis | B72 |
| dracunculiasis | B72 |
| disseminated zoster | B02.7 |
| disseminated strongyloidiasis | B78.7 |
| disseminated sporotrichosis | B42.7 |
| disseminated paracoccidioidomycosis | B41.7 |
| disseminated mycobacterium avium-intracellulare complex (dmac) | A31.2 |
| disseminated mucormycosis | B46.4 |
| disseminated histoplasmosis capsulati | B39.3 |
| disseminated herpesviral disease | B00.7 |
| disseminated cryptococcosis | B45.7 |
| disseminated coccidioidomycosis | B38.7 |
| disseminated blastomycosis | B40.7 |
| disseminated aspergillosis | B44.7 |
| dipylidiasis | B71.1 |
| diphyllobothriasis and sparganosis | B70 |
| diphyllobothriasis | B70.0 |
| diphtheritic tubulo-interstitial nephropathy | A36.84 |
| diphtheritic radiculomyelitis | A36.82 |
| diphtheritic polyneuritis | A36.83 |
| diphtheritic cystitis | A36.85 |
| diphtheritic conjunctivitis | A36.86 |
| diphtheritic cardiomyopathy | A36.81 |
| diphtheria, unspecified | A36.9 |
| diphtheria | A36 |
| dicroceliasis | B66.2 |
| dermatophytosis, unspecified | B35.9 |
| dermatophytosis | B35 |
| dengue hemorrhagic fever | A91 |
| dengue hemorrhagic fever | A91 |
| dengue fever [classical dengue] | A90 |
| dengue fever [classical dengue] | A90 |
| demodicosis | B88.0.1 |
| cytomegaloviral pneumonitis | B25.0 |
| cytomegaloviral pancreatitis | B25.2 |
| cytomegaloviral hepatitis | B25.1 |
| cytomegaloviral disease, unspecified | B25.9 |
| cytomegaloviral disease | B25 |
| cytauxzoonosis | B60.8.1 |
| cysticercosis, unspecified | B69.9 |
| cysticercosis of other sites | B69.89 |
| cysticercosis of eye | B69.1 |
| cysticercosis of central nervous system | B69.0 |
| cysticercosis | B69 |
| cyclosporiasis | A07.4 |
| cuterebriasis | B87.10 |
| cutaneous strongyloidiasis | B78.1 |
| cutaneous nocardiosis | A43.1 |
| cutaneous myiasis | B87.0 |
| cutaneous mycobacterial infection | A31.1 |
| cutaneous mucormycosis | B46.3 |
| cutaneous listeriosis | A32.0 |
| cutaneous leishmaniasis | B55.1 |
| cutaneous erysipeloid | A26.0 |
| cutaneous diphtheria | A36.3 |
| cutaneous cryptococcosis | B45.2 |
| cutaneous coccidioidomycosis | B38.3 |
| cutaneous chromomycosis | B43.0 |
| cutaneous blastomycosis | B40.3 |
| cutaneous anthrax | A22.0 |
| cutaneous and mucocutaneous bartonellosis | A44.1 |
| cutaneous amebiasis | A06.7 |
| cryptosporidiosis | A07.2 |
| cryptococcosis, unspecified | B45.9 |
| cryptococcosis | B45 |
| crimean-congo hemorrhagic fever | A98.0 |
| coxsackievirus as the cause of diseases classified elsewhere | B97.11 |
| cowpox | B08.010 |
| coronavirus infection, unspecified | B34.2 |
| conjunctivitis due to adenovirus | B30.1 |
| conjunctivitis due to acanthamoeba | B60.12 |
| congenital syphilis, unspecified | A50.9 |
| congenital syphilis unspecified | A50.30 |
| congenital syphilis | A50 |
| condyloma latum | A51.31 |
| colorado tick fever | A93.2 |
| colibacillosis | A41.5 |
| coccidiosis | A07.3.1 |
| coccidiosis | 1.8.4.1 |
| coccidioidomycosis, unspecified | B38.9 |
| coccidioidomycosis meningitis | B38.4 |
| coccidioidomycosis | B38 |
| clutton's joints | A50.51 |
| clostridium perfringens [c perfringens] as the cause of diseases classified elsewhere | B96.7 |
| clonorchiasis | B66.1 |
| chronic viral hepatitis, unspecified | B18.9 |
| chronic viral hepatitis c | B18.2 |
| chronic viral hepatitis b without delta-agent | B18.1 |
| chronic viral hepatitis b with delta-agent | B18.0 |
| chronic viral hepatitis | B18 |