Medical coders must assign and input the correct diagnostic code to establish the amount of money a health care provider or facility gets reimbursed from the insurer. In order to maintain consistency, they must utilize standard classification systems, like ICD-9-CM/CPT/HCPCS/DRG/APC.
Sometimes a small amount of spotting or vaginal bleeding is one of the first symptoms of pregnancy. Known as implantation bleeding, it happens when the fertilised egg attaches to the lining of the uterus â about 10 to 14 days after fertilization.
If it meets up in the fallopian tube with a viable sperm and becomes fertilized, it continues traveling dorn the fallopian tube.Fertilization usually happens within 12-24 hours after ovulation. After fertilization the fertilized egg starts traveling down the fallopian tube toward the uterus.