A healing abutment includes a main body portion and a coupling portion. The main body portion has an inclined section that is inclined such that at least a part of a gum contact portion that contacts a gum when coupled to a fixture that is implanted into an alveolar bone has an outer diameter that decreases from a lower end toward an upper end. The coupling portion is coupled to the main body portion to detachably couple the main body portion to the fixture.