CDIP EXAM PREP 2026/2027 WITH 184
QUESTIONS AND CORRECT
ANSWERS RATED A+[NEWEST!!]
Rom
risk of mortality
NEC
not elsewhere classifiable
DRG
diagnosis related groups
MDC
major diagnostic category .
Pdx
principal dx
Sdx
secondary dx
NOS
not otherwise specified
POA
present on admission
LOS
length of stay
SOI
severity of illness
CC
,complication & comorbidity
SDOH
Social determinants of Health
ROI
return on investment
NLP
natural language processing
CPT
Current Procedural Terminology
HCPCS
Healthcare Common Procedure Coding System
O/E
observed to expected mortality ratio
ICD-10-PCS codes
7 characters in length
CPT codes are owned by:
The AMA.
5 characters in length , are all # ' s or numbers with a letter as the 5th character
CPT codes three categories
Category 1 describe ( procedures , devices common , medicine services , &
provideines ) . Contains all # Category II - used as supplemental tracking for
quality & performance measures -alphanumeric with 4 # ' s and an " F " as the 5th
character .
Category III Temporary codes used for new and emerging technology .
Alphanumeric & 4 #s and a " T " as the 5th character
NEC
( not elsewhere classifiable )
, NEC meaning
represents the situation when a condition has been specified but a specific code is
not available
NOS
( not otherwise specified )
NOS meaning
equivalent of " unspecified "
The provider has not specified the diagnostic term further
Excludes 1
" Not coded here ! " this is an absolute , meaning that the 2 codes can not be coded
together
Excludes 2
" Not included here ! ' this means that the two terms can be coded together.
It indicates that the condition & the note is not part of the condition above
" Code also "
indicates the coder must code two codes to properly identify the dx/condition
" with " or " in "
Can translate to "due to" or associated with when it appears in the title code . This
presumes a causal relationship between the two dx/conditions linked by these
terms in either the Alphabetic Index or the Tabular list . These should be coded as
linked even when the provider documentation does not explicitly link them , unless
the provider clearly documents that the conditions are unrelated
" and "
When " and " is noted this should be interpreted as " and " or " or " when it appears
in the title .
ICD - 10 - CM codes characters
ICD - 10 - CM codes range from 3-7 characters to be considered valid For codes
that require 7 but there are no subcategories for that code , " X " is used as a place
holder
QUESTIONS AND CORRECT
ANSWERS RATED A+[NEWEST!!]
Rom
risk of mortality
NEC
not elsewhere classifiable
DRG
diagnosis related groups
MDC
major diagnostic category .
Pdx
principal dx
Sdx
secondary dx
NOS
not otherwise specified
POA
present on admission
LOS
length of stay
SOI
severity of illness
CC
,complication & comorbidity
SDOH
Social determinants of Health
ROI
return on investment
NLP
natural language processing
CPT
Current Procedural Terminology
HCPCS
Healthcare Common Procedure Coding System
O/E
observed to expected mortality ratio
ICD-10-PCS codes
7 characters in length
CPT codes are owned by:
The AMA.
5 characters in length , are all # ' s or numbers with a letter as the 5th character
CPT codes three categories
Category 1 describe ( procedures , devices common , medicine services , &
provideines ) . Contains all # Category II - used as supplemental tracking for
quality & performance measures -alphanumeric with 4 # ' s and an " F " as the 5th
character .
Category III Temporary codes used for new and emerging technology .
Alphanumeric & 4 #s and a " T " as the 5th character
NEC
( not elsewhere classifiable )
, NEC meaning
represents the situation when a condition has been specified but a specific code is
not available
NOS
( not otherwise specified )
NOS meaning
equivalent of " unspecified "
The provider has not specified the diagnostic term further
Excludes 1
" Not coded here ! " this is an absolute , meaning that the 2 codes can not be coded
together
Excludes 2
" Not included here ! ' this means that the two terms can be coded together.
It indicates that the condition & the note is not part of the condition above
" Code also "
indicates the coder must code two codes to properly identify the dx/condition
" with " or " in "
Can translate to "due to" or associated with when it appears in the title code . This
presumes a causal relationship between the two dx/conditions linked by these
terms in either the Alphabetic Index or the Tabular list . These should be coded as
linked even when the provider documentation does not explicitly link them , unless
the provider clearly documents that the conditions are unrelated
" and "
When " and " is noted this should be interpreted as " and " or " or " when it appears
in the title .
ICD - 10 - CM codes characters
ICD - 10 - CM codes range from 3-7 characters to be considered valid For codes
that require 7 but there are no subcategories for that code , " X " is used as a place
holder
