who and when invented the ICD coding books
WHO developed ICD codes.
The ICD-10 in medical billing is the book that lists all the codes used in billing. The ICD-10 is set to replace the ICD-9-CM book on October 1, 2014.
how many chapter are in the icd-9
ICD-9 was published in 1979, however is modified every year. Though before ICD-9 there was a ICD-8 published in 1973. However many systems have been developed in the past, ICD started in1948 by WHO. Classification and coding started in England with John Graunt in the 17th century though it was not what ICD-9 is today.
ICD code 736.20 means Acquired deformity of finger.
709.9 -Skin Lesion ICD 9 code is 709.9 per ICD 9 CM 2010 edition book
709.9 is the code indicated in the front index of the ICD-9 book.
its in the book
World Health Organization (WHO)
You can use 795.79 other and unspecified nonspecific immunological finding, according by the 2012 icd book
066.1
twice a year