Key Terms

Question 1

an alphabetical listing of diagnoses, located in section 1, volume 2 of the ICD-9-CM codebook

Answer 1

alphabetical index

Question 2

an alphabetical listing of causes and places of injuries and poisoning , located in section 3 of volume 2 of ICD-9-CM codebook, right after the table of drugs and chemicals

Answer 2

alphabetical index to external causes of injury and poisoning

Question 3

three-digit related codes within each section of a chapter in the volume 1 tabular list of codes in the ICD-9-CM codebook

Answer 3

category

Question 4

the first major division in the tabular list in volume 1 of the ICD-9-CM codebook. Chapters represent body systems or types of conditions

Answer 4

chapter

Question 5

secondary diagnoses and conditions that influence treatment; diagnoses that coexist

Answer 5

comorbidity

Question 6

a code is chosen for a less severe condition than is recorded in the patient’s medical record, or for a lesser procedure than was actually performed; undercoding

Answer 6

downcoding

Question 7

an explanatory code that lists the external causes and places of occurrence for injuries and poisonings

Answer 7

E-code

Question 8

the code with the greatest level of detail that matches the patient’s medical record with the greatest accuracy

Answer 8

greatest level of specificity

Question 9

a table to assist with code choices for hypertension; part of the alphabetical index in Section 1 of Volume 2 of the ICD-9-CM codebook

Answer 9

hypertension table

Question 10

International Classification of Diseases, Ninth Revision, Clinical Modification, the version of the diagnosis codebook used in the United States for diagnosis coding until the date ICD-10-CM is implemented

Answer 10

ICD-9-CM

Question 11

International Classification of Diseases, Tenth Revision, Clinical Modification, the next version of the diagnosis codebook that will be used in the United States. It could be used as early as October 2007.

Answer 11

ICD-10-CM

Question 12

the word to look up in an alphabetical index in ICD-9-CM, a condition, disease, or injury

Answer 12

main term

Question 13

sickness or statistical incidence of disease

Answer 13

morbidity

Question 14

death or statistical incidence of death

Answer 14

mortality

Question 15

a table to assist with code selection for neoplasms; located in the alphabetical index in Section 1 of Volume 2 of the ICD-9-CM codebook

Answer 15

neoplasm table

Question 16

the practice of using a short list of diagnosis codes and using those codes for all patients, regardless of whether the codes match actual diagnoses and conditions

Answer 16

pigeonholing

Question 17

the condition that prompted an outpatient visit or treatment or the underlying cause for a hospital visit

Answer 17

primary diagnosis

Question 18

the condition that is found after study to be chiefly responsible for hospitalization

Answer 18

principal diagnosis

Question 19

resource-based relative value system, the prospective payment system used my Medicare to pay physicians. It considers the CPT code in relation to work, overhead expenses, and malpractice (risk). A geographical adjustment is then made to account for cost of living differences throughout the nation

Answer 19

RBRVS

Question 20

a diagnosis that contributes to a condition; for an outpatient visit, it may include the underlying cause

Answer 20

secondary dignosis

Question 21

related groups of codes within a chapter in the tabular list in Volume 1 of ICD-9-CM; the major divisions within each chapter

Answer 21

section

Question 22

the fourth digit in an ICD-9-CM code; further defines the codes within a category in the Volume 1 tabular list of codes

Answer 22

subcategory

Question 23

the fifth digit in an ICD-9-CM code; adds more specificity to distinguish between codes within a subcategory in the Volume 1 tabular list of codes

Answer 23

subclassification

Question 24

a table to assist with code selections that identify drugs and other chemicals. It is located in Section 2 of Volume 2 in ICD-9-CM, right after the alphabetical index

Answer 24

table of drugs and chemicals

Question 25

a numerical list of diagnosis codes presented in a format similar to a table; it is located in Volume 1 of ICD-9-CM and is arranged by body system or types of conditions

Answer 25

tabular list

Question 26

a code is chosen for a more severe condition or for a more extensive procedure than is documented in the patient’s medical record; overcoding

Answer 26

upcoding

Question 27

a supplemental code that describes reasons other than illness for which a person might encounter the health care system; many V-Codes cannot be uses as a principal or primary diagnosis

Answer 27

V-Code