WGU D521 INTRODUCTION TO MEDICAL CODING
OBJECTIVE ASSESSMENT FINAL EXAM NEWEST 2025
ACTUAL EXAM COMPLETE 100 QUESTIONS AND
CORRECT DETAILED ANSWERS (VERIFIED ANSWERS)
|ALREADY GRADED A+
What does the second character in an ICD-10-PCS code indicate?
Body system
Root operation
Section
Body part - ✔✔ANSW✔✔body system
What does the fifth character in an ICD-10-PCS code indicate?
Device
Qualifier
Approach
Body system - ✔✔ANSW✔✔Approach
Which character in an ICD-10-PCS code indicates the device?
First
Third
Sixth
Seventh - ✔✔ANSW✔✔Sixth
Which section is indicated by the character 0 in an ICD-10-PCS code?
Imaging
Radiation therapy
Medical and surgical
Administration - ✔✔ANSW✔✔Medical and surgical
Which root operation grouping for the medical and surgical section contains extirpation?
Moving or putting back some or all of a body part
Removing solids, fluids, or gases from a body part
Removing some or all of a body part
Altering the diameter or route of a tubular body part - ✔✔ANSW✔✔Removing solids,
fluids, or gases from a body part
,Which root operation grouping for the medical and surgical section contains
transplantation?
Removing solids, fluids, or gases from a body part
Moving or putting back some or all of a body part
Cutting or separating a body part
Removing some or all of a body part - ✔✔ANSW✔✔Moving or putting back some or all
of a body part
Which root operation in ICD-10-PCS coding is categorized as moving or putting back
some or all of a body part?
Bypass
Reattachment
Extirpation
Dilation - ✔✔ANSW✔✔Reattachment
Which root operation in ICD-10-PCS coding is categorized as altering the diameter or
route of a tubular body part?
Occlusion
Resection
Extirpation
Excision - ✔✔ANSW✔✔Occlusion
What is the group to which bypass belongs as a root operation for the medical and
surgical section of PCS?
Removing solids, fluids, or gases from a body part
Moving or putting back some or all of a body part
Altering the diameter or route of a tubular body part
Removing some or all of a body part - ✔✔ANSW✔✔Altering the diameter or route of a
tubular body part
Which main section is part of the Current Procedural Terminology (CPT) classification
structure?
Mental health and wellness
Administration and placement
Osteopathic and chiropractic
Pathology and laboratory - ✔✔ANSW✔✔Pathology and laboratory
Which HCPCS modifier indicates a repeat clinical lab? - ✔✔ANSW✔✔91
Which statement represents a characteristic of the fee-for-service system of
reimbursement?
Involves periodic interim payments to facilities
Uses an annual report to reconcile payment
Forms the basis of Medicare's DRG system
, Is used for most clinical laboratory services - ✔✔ANSW✔✔Is used for most clinical
laboratory services
Which reimbursement system involves periodic interim payments to facilities?
Prospective payment
Reasonable cost
Need-based payment
Fee-for-service - ✔✔ANSW✔✔Reasonable cost
Which statement represents a characteristic of the prospective payment system of
reimbursement?
Uses only a CPT or ICD procedure code for billing
Uses an annual report to reconcile payment
Forms the basis of Medicare's DRG system
Is used for most physician services - ✔✔ANSW✔✔Forms the basis of Medicare's DRG
system
A coder misinterpreted documentation and assigned codes for a permanent cardiac
pacemaker implant without a complication or comorbidity (MS-DRG 244). However,
there was a comorbidity, and the proper MS-DRG assignment should have been MS-
DRG 243.Which event occurs as a result of this error?
The facility will receive an over reimbursement.
The facility will receive the correct reimbursement.
The facility will receive an under reimbursement.
The facility will be reported to the government for fraud. - ✔✔ANSW✔✔The facility will
receive an under reimbursement.
Which data is used to identify the relevant diagnosis-related group for a patient
discharge?
Integral symptoms
Income
Principal diagnosis
Geographic location - ✔✔ANSW✔✔Principal diagnosis
Which data is used to identify the relevant diagnosis-related group for a patient
discharge?
Age
Family history
Treatment plan
Integral symptoms - ✔✔ANSW✔✔Age
Which factor is among those used to assign a patient discharge into a DRG?
Geographic location
Integral symptoms
Treatment plan
OBJECTIVE ASSESSMENT FINAL EXAM NEWEST 2025
ACTUAL EXAM COMPLETE 100 QUESTIONS AND
CORRECT DETAILED ANSWERS (VERIFIED ANSWERS)
|ALREADY GRADED A+
What does the second character in an ICD-10-PCS code indicate?
Body system
Root operation
Section
Body part - ✔✔ANSW✔✔body system
What does the fifth character in an ICD-10-PCS code indicate?
Device
Qualifier
Approach
Body system - ✔✔ANSW✔✔Approach
Which character in an ICD-10-PCS code indicates the device?
First
Third
Sixth
Seventh - ✔✔ANSW✔✔Sixth
Which section is indicated by the character 0 in an ICD-10-PCS code?
Imaging
Radiation therapy
Medical and surgical
Administration - ✔✔ANSW✔✔Medical and surgical
Which root operation grouping for the medical and surgical section contains extirpation?
Moving or putting back some or all of a body part
Removing solids, fluids, or gases from a body part
Removing some or all of a body part
Altering the diameter or route of a tubular body part - ✔✔ANSW✔✔Removing solids,
fluids, or gases from a body part
,Which root operation grouping for the medical and surgical section contains
transplantation?
Removing solids, fluids, or gases from a body part
Moving or putting back some or all of a body part
Cutting or separating a body part
Removing some or all of a body part - ✔✔ANSW✔✔Moving or putting back some or all
of a body part
Which root operation in ICD-10-PCS coding is categorized as moving or putting back
some or all of a body part?
Bypass
Reattachment
Extirpation
Dilation - ✔✔ANSW✔✔Reattachment
Which root operation in ICD-10-PCS coding is categorized as altering the diameter or
route of a tubular body part?
Occlusion
Resection
Extirpation
Excision - ✔✔ANSW✔✔Occlusion
What is the group to which bypass belongs as a root operation for the medical and
surgical section of PCS?
Removing solids, fluids, or gases from a body part
Moving or putting back some or all of a body part
Altering the diameter or route of a tubular body part
Removing some or all of a body part - ✔✔ANSW✔✔Altering the diameter or route of a
tubular body part
Which main section is part of the Current Procedural Terminology (CPT) classification
structure?
Mental health and wellness
Administration and placement
Osteopathic and chiropractic
Pathology and laboratory - ✔✔ANSW✔✔Pathology and laboratory
Which HCPCS modifier indicates a repeat clinical lab? - ✔✔ANSW✔✔91
Which statement represents a characteristic of the fee-for-service system of
reimbursement?
Involves periodic interim payments to facilities
Uses an annual report to reconcile payment
Forms the basis of Medicare's DRG system
, Is used for most clinical laboratory services - ✔✔ANSW✔✔Is used for most clinical
laboratory services
Which reimbursement system involves periodic interim payments to facilities?
Prospective payment
Reasonable cost
Need-based payment
Fee-for-service - ✔✔ANSW✔✔Reasonable cost
Which statement represents a characteristic of the prospective payment system of
reimbursement?
Uses only a CPT or ICD procedure code for billing
Uses an annual report to reconcile payment
Forms the basis of Medicare's DRG system
Is used for most physician services - ✔✔ANSW✔✔Forms the basis of Medicare's DRG
system
A coder misinterpreted documentation and assigned codes for a permanent cardiac
pacemaker implant without a complication or comorbidity (MS-DRG 244). However,
there was a comorbidity, and the proper MS-DRG assignment should have been MS-
DRG 243.Which event occurs as a result of this error?
The facility will receive an over reimbursement.
The facility will receive the correct reimbursement.
The facility will receive an under reimbursement.
The facility will be reported to the government for fraud. - ✔✔ANSW✔✔The facility will
receive an under reimbursement.
Which data is used to identify the relevant diagnosis-related group for a patient
discharge?
Integral symptoms
Income
Principal diagnosis
Geographic location - ✔✔ANSW✔✔Principal diagnosis
Which data is used to identify the relevant diagnosis-related group for a patient
discharge?
Age
Family history
Treatment plan
Integral symptoms - ✔✔ANSW✔✔Age
Which factor is among those used to assign a patient discharge into a DRG?
Geographic location
Integral symptoms
Treatment plan
