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Knowledge of Coding


how are ICD-9-CM & ICD-10-CM the same? they both classify morbidity & mortality, indexing hosp. records, reporting diagnosis by physicians
how many volumes are in ICD-9-CM? 3, vol 1- tabular list of diseases & injuries. vol 2- alphabetic index to diseases & injuries. vol 3- classification for procedures for reporting hosp. procedures
in vol 1, what are the chapters divided into? sections. sections are groups of 3 digit code numbers
categories are a group of closely related conditions, or a single disease entity
sub-category level of specificity is a 4 digit code number
what are the 2 supplementary classifications in vol 1? V codes & E codes
V codes codes used to classify visits when circumstances other than disease or injury are the reason for the appointment. specific to ICD-9-CM
when a person is not currently sick goes to a health care professional for a specific reason V code
when a person goes to a health care professional for a specific treatment related to a known disease or injury V code
when a problem influences a person's health status but is not a current injury or illness V code
E codes are used to classify environmental events, circumstances, & conditions, such as the cause of injury, poisoning & other adverse events. specific to ICD-9-CM
why are E codes important? they provide additional info to ins comps, safety programs, & public health agencies
how is ICD-10-CM improving? improving the accuracy of coding, expanded injury codes, updated med term
similarities between ICD- 9-CM & ICD-10-CM? both use a 3 digits before the decimal, both include subcategory & subclassification codes after the decimal
differences between ICD-9-CM & ICD-10-CM? the codes provide more info, 1st character is a letter, followed by digits, characters 3-7 can be numbers or letters
ICD-9-CM code: 250.41 250= Diabetes mellitus 250.4 = Diabetes w/ renal manifestations 250.41 =Diabetes w/ renal manifestations, type 1, not stated as uncontrolled
ICD-10-CM code: E10.21 E10.2= Type 1 diabetes mellitus w/ kidney complications E10.21= Type 1 diabetes mellitus w/ diabetic nephropathy
what vol 3 ICD-9-CM used for? facility coding procedures & they are made up of 3 to 4 digits
ICD-10-PCS codes are made up of 7 digits using numbers & 24 letters
how many sections are procedures divided into? 16 sections related to whether it is a medical, surgical, imaging, or other kind of procedure
1 section of the ICD-10-PCS system where the code is indexed
2 the body system
3 root operation, such as excision or incision
4 specific body part
5 approach used
6 device used to perform the procedure
7 qualifier to provide additional info about the procedure (diagnostic vs. therapeutic)
HCPCS is a group of codes and descriptors used to represent health care procedures, supplies, products, and services
how many levels are HCPCS divided into? two levels: le el I and II
level I is the Current Procedure Terminology ( CPT-4) codes, which are maintained by the American Medical Association
level II codes were established to report services, supplies, & procedures not represented in CPT codes (CMS)
CPT is a uniform code that accurately describes and reports medical, surgical, and diagnostic services and procedures
who uses CPT codes for hosp. inpt and outpt services and for those performed in other facilities physician
appendix A has a complete list of modifiers and their descriptions
appendix B is a summary of the additions, deletions, and revisions that have been put into use in the current CPT edition
appendix C has clinical examples for codes in the evaluation and management section of the CPT book
appendix D is a listing of CPT add-on codes
appendix E is a summary of CPT codes that are exempt from modifier 51
appendix F is a summary of CPT codes that are exempt from modifier 63
appendix G has codes that include conscious/moderate sedation
appendix H is an alphabetic index of performance measures by clinical conditions or type but was removed from CPT
appendix I has genetic testing code modifiers used for reporting with lab procedures related to genetic testing
appendix J includes a list of sensory, motor, and mixed nerves that are useful for nerve conduction studies
appendix K lists procedures included in the CPT codebook that are not yet approved by the FDA
appendix L is a reference of the vascular families, including which are considered first-, second-, and third-order vessels
appendix M shows a table of deleted CPT codes and crosswalks to current codes
appendix N is a listing of codes that have been resequenced
does HCPCS allow modifiers? yes
coronal, frontal dividing the body into front and back
transverse dividing the body into top and bottom
sagittal dividing the body into right and left
medial middle of the body
lateral pertaining to the side
inferior below
superior above
anterior, ventral front
posterior, dorsal back
distal away from
proximal near
digestive system is responsible for ingesting and digesting food, absorbing nutrients and eliminating waste
respiratory system responsible for delivering oxygenated blood to all parts of the body
musculoskeletal system gives the human body form stability and enables movement
integumentary system regulates body temp, acts as a sensory receptor to internal and external stimuli, excretes waste from the body through sweat, and absorbs vitamin D and calcium from sunlight to nourish the body
cardiovascular system deliver nutrients and oxygen to every cell within the body and removes waste products
circulatory & lymphatic systems responsible for the overall balance of the body system functions
urinary system aids in the process of secreting & eliminating urine
endocrine system glands that produces & secretes hormones
nervous system consists of the central nervous system (CNS) and the peripheral system (PNS)
reproductive system humans reproduce
Created by: diasiar
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