| Designation | Key |
|---|---|
| Sonstige im Bereich Innere Medizin | VI00 |
| Gewebeentnahmen aus allen Körperregionen (Biopsie) | VR00 |
| Einbringung von Stents | VR00 |
| Diagnosis and treatment of allergies | VD01 |
| Diagnosis and treatment of autoimmune diseases and HIV-associated diseases | VD02 |
| Diagnosis and treatment of other skin and subcutaneous diseases | VD04 |
| Diagnosis and treatment of urticaria and erythema | VD07 |
| Diagnosis and treatment of kidney diseases | VI08 |
| Diagnosis and treatment of haematological diseases | VI09 |
| Diagnosis and treatment of endocrine nutritional and metabolic diseases | VI10 |
| Diagnosis and treatment of diseases of the gastrointestinal tract (gastroenterology) | VI11 |
| Diagnosis and treatment of diseases of the liver, bile and pancreas | VI14 |
| Diagnosis and treatment of diseases of the respiratory tract and lungs | VI15 |
| Diagnosis and treatment of diseases of the pleura | VI16 |
| Diagnosis and treatment of oncological diseases | VI18 |
| Diagnosis and treatment of infectious and parasitic diseases | VI19 |
| Intensive care medicine | VI20 |
| Diagnosis and treatment of allergies | VI22 |
| Diagnosis and treatment of congenital and acquired immune deficiency diseases (including HIV and AIDS) | VI23 |
| Diagnosis and treatment of geriatric diseases | VI24 |
| Diagnosis and treatment of psychological and behavioural disorders | VI25 |
| Special consultation hour - Internal medicine | VI27 |
| Treatment of blood poisoning / sepsis | VI29 |
| Diagnosis and treatment of autoimmune diseases | VI30 |
| Diagnosis and treatment of coagulation disorders | VI33 |
| Diagnosis and treatment of (congenital) diseases of the gastrointestinal tract | VK06 |
| Diagnosis and treatment of (congenital) diseases of the liver, bile and pancreas | VK07 |
| Diagnosis and treatment of (congenital) diseases of the respiratory tract and lungs | VK08 |
| Diagnosis and treatment of allergies | VK13 |
| Diagnosis and treatment of congenital and acquired immune deficiency diseases (including HIV and AIDS) | VK14 |
| Diagnosis and treatment of (congenital) metabolic diseases | VK15 |
| Diagnosis and treatment of geriatric diseases | VN19 |
| Diagnosis and treatment of systemic diseases of the connective tissue | VO02 |
| Diagnosis and treatment of tumours of the postural and locomotor organs | VO11 |
| Diagnosis and treatment of tubulointerstitial kidney diseases | VU01 |
| Diagnosis and treatment of renal insufficiency | VU02 |
| Diagnosis and treatment of urolithiasis | VU03 |
| Diagnosis and treatment of other diseases of the kidney and ureter | VU04 |
| Diagnosis and treatment of other diseases of the urinary system | VU05 |
| Diagnosis and treatment of other diseases of the urogenital system | VU07 |