A HIC number (HICN) is a Medicare beneficiaryâs identification number. Also, remember when billing, ALWAYS use the name as it appears on the patient's Medicare card. Both CMS and the Railroad Retirement Board (RRB) issue Medicare HIC numbers. The format of a HIC number issued by CMS is a Social Security number followed by an alpha or alphanumeric Beneficiary Identification Code (BIC). RRB numbers issued before 1964 are six-digit numbers preceded by an alpha character.
pulp (dental) (pulp), n the tissue in the central portion of the tooth, made up of blood vessels, nerves, and cellular elements, including odontoblasts, that forms dentin and is covered by it. Also called. tooth pulp.
Parts of the teeth include: 1  Enamel: The hardest, white outer part of the tooth. Enamel is mostly made of calcium phosphate, a rock-hard mineral. 2  Dentine: A layer underlying the enamel. Dentine is made of living cells, which secrete a hard mineral substance.  Pulp: The softer, living inner structure of teeth.