Calciphylaxis is the vascular calcification of arteries of medium and small caliber, generally occurring in patients with renal failure.
A dermatologist is a doctor who specializes in diseases of the skin, hair, nails and mucous membranes.
The nephrologist a doctor specialized in the kidneys and their functions.
The plastic surgeon is the doctor who specializes in cosmetic and reconstructive surgery.
An endocrinologist is a doctor who specializes in hormone diseases, metabolism and nutritional problems.
The infectologist is a medical specialist and diseases caused by infectious agents such as bacteria, viruses, fungi and parasites.
Remember that for the proper selection of health professional that treats calciphylaxis you must consider the nature, severity and symptoms you are presenting.