D254 Intro to Medical Coding Pre
Assessment 40 Questions and
Answers 2023-2024 Graded A+
D254 Intro to Medical Coding Pre
Assessment 40 Questions and
Answers 2025 Graded A+
42826: Tonsillectomy, primary or secondary; age 12 or over -
A 32-year-old patient was admitted to outpatient surgery for primary tonsillectomy.
The tonsils were grasped with a tool and removed. Which CPT code is assigned for
this procedure?
42821: Tonsillectomy and adenoidectomy, primary or secondary; age 12 or over
42826: Tonsillectomy, primary or secondary; age 12 or over
42842: Radical resection of tonsil, tonsillar pillars and/or retromolar trigone; without
closure
42870: Excision or destruction lingual tonsil, any method (separate procedure)
31254-50: Nasal/sinus endoscopy, surgical with ethmoidectomy; partial (anterior) -
A 67-year-old patient with sinus issues presented to outpatient surgery for an
ethmoidectomy. Per the procedure note, the patient's anterior ethmoid sinuses were
removed bilaterally via endoscopic approach.
Which CPT code is assigned for this procedure?
31200-50: Ethmoidectomy; intranasal, anterior
31201-50: Ethmoidectomy; intranasal, total
31254-50: Nasal/sinus endoscopy, surgical with ethmoidectomy; partial (anterior)
31255-50: Nasal/sinus endoscopy, surgical with ethmoidectomy; total (anterior and
posterior)
65450-RT (Right): Destruction of lesion of cornea by cryotherapy, photocoagulation
or thermocauterization -
A patient presents to a physician's office complaining of discomfort in the right eye.
The examination concludes there is a lesion on the cornea with chronic inflammation
of the epithelium tissue. The physician uses cold therapy to remove the corneal
lesion of the right eye. Which CPT code should be assigned for this procedure?
65400-RT (Right): Excision of lesion, cornea (keratectomy, lamellar, partial), except
pterygium
,D254 Intro to Medical Coding Pre
Assessment 40 Questions and
Answers 2023-2024 Graded A+
65435-RT (Right): Removal of corneal epithelium; with or without
chemocauterization (abrasion, curettage)
65436-RT (Right): Removal of corneal epithelium; with application of chelating agent
(e.g., EDTA)
65450-RT (Right): Destruction of lesion of cornea by cryotherapy, photocoagulation
or thermocauterization
25111-RT (Right): Excision of ganglion, wrist (dorsal or volar); primary -
A 16-year-old patient presents for a preoperative consultation for a right ganglion
cyst. The surgeon performed a right volar ganglion cyst excision. A transverse
incision was made overlying the cyst with sharp dissection through the skin.
Tenotomy scissors and retractors were used in combination with bipolar
electrocautery to free the cyst of the surrounding structures.
Which CPT code should be assigned for this procedure?
25000-RT (Right): Incision, extensor tendon sheath, wrist (eg, de Quervain's
disease)
25001-RT (Right): Incision, flexor tendon sheath, wrist (eg, flexor carpi radialis)
25111-RT (Right): Excision of ganglion, wrist (dorsal or volar); primary
25112-RT (Right): Excision of ganglion, wrist (dorsal or volar); recurrent
A4000-A4899: Medical and Surgical Supplies -
A patient was admitted with a ruptured appendix and taken into surgery. At the time
of the appendectomy, a suspicious nodule at the head of the pancreas was
observed. A needle biopsy was performed while the abdomen was open.
Which section of the HCPCS Level II code set includes the code for the needle
biopsy supplies?
A4000-A4899: Medical and Surgical Supplies
G0000-G9999: Procedures/Professional Services (Temporary)
M0000-M0009: Medical Services
P2000-P2999: Laboratory Tests
C1785: Pacemaker, dual chamber, rate-responsive (implantable) -
A patient with a history of congestive heart failure presents to the emergency room
complaining of shortness of breath and chest pains. A cardiac electrophysiologist
implants an activity-sensing pacemaker in the chest, generating electric impulses to
, D254 Intro to Medical Coding Pre
Assessment 40 Questions and
Answers 2023-2024 Graded A+
the right atrium and the right ventricle. After the procedure, the patient is admitted to
the hospital for overnight observation.
Which HCPCS Level II code should be assigned for the pacemaker?
C1785: Pacemaker, dual chamber, rate-responsive (implantable)
C1786: Pacemaker, single chamber, rate-responsive (implantable)
C2619: Pacemaker, dual chamber, non rate-responsive (implantable)
C2620: Pacemaker, single chamber, non rate-responsive (implantable)
P9058: Red blood cells, leukocytes reduced, CMV-negative, irradiated, each unit -
A 55-year-old patient with acute on chronic blood loss anemia presented to an
emergency room for severe weakness. The patient was given a transfusion of a
single unit of red blood cells (RBC) and admitted for overnight observation. The
single unit of RBC used was irradiated and was not previously frozen.
Which HCPCS Level II code is assigned for this procedure?
P9051: Whole blood or red blood cells, leukocytes reduced, CMV-negative, each unit
P9054: Whole blood or red blood cells, leukocytes reduced, frozen, deglycerol,
washed, each unit
P9057: Red blood cells, frozen/deglycerolized/washed, leukocytes reduced,
irradiated, each unit
P9058: Red blood cells, leukocytes reduced, CMV-negative, irradiated, each unit
E0105: Cane, quad or three-prong, includes canes of all materials, adjustable or
fixed, with tips -
A geriatric patient is experiencing significant mobility impairment. The patient's
ability to ambulate without assistance from caregivers has been exponentially
decreasing over time. After evaluation, the primary care physician writes a
prescription for an adjustable cane. The cane has a metal base on the bottom with
four feet, covered with rubber caps to help reduce slippage on the floor.
Which HCPCS Level II code should be assigned for the adjustable cane?
A4636: Replacement, handgrip, cane, crutch, or walker, each
A4637: Replacement, tip, cane, crutch, walker, each
E0100: Cane, includes canes of all materials, adjustable or fixed, with tip
E0105: Cane, quad or three-prong, includes canes of all materials, adjustable or
fixed, with tips
Assessment 40 Questions and
Answers 2023-2024 Graded A+
D254 Intro to Medical Coding Pre
Assessment 40 Questions and
Answers 2025 Graded A+
42826: Tonsillectomy, primary or secondary; age 12 or over -
A 32-year-old patient was admitted to outpatient surgery for primary tonsillectomy.
The tonsils were grasped with a tool and removed. Which CPT code is assigned for
this procedure?
42821: Tonsillectomy and adenoidectomy, primary or secondary; age 12 or over
42826: Tonsillectomy, primary or secondary; age 12 or over
42842: Radical resection of tonsil, tonsillar pillars and/or retromolar trigone; without
closure
42870: Excision or destruction lingual tonsil, any method (separate procedure)
31254-50: Nasal/sinus endoscopy, surgical with ethmoidectomy; partial (anterior) -
A 67-year-old patient with sinus issues presented to outpatient surgery for an
ethmoidectomy. Per the procedure note, the patient's anterior ethmoid sinuses were
removed bilaterally via endoscopic approach.
Which CPT code is assigned for this procedure?
31200-50: Ethmoidectomy; intranasal, anterior
31201-50: Ethmoidectomy; intranasal, total
31254-50: Nasal/sinus endoscopy, surgical with ethmoidectomy; partial (anterior)
31255-50: Nasal/sinus endoscopy, surgical with ethmoidectomy; total (anterior and
posterior)
65450-RT (Right): Destruction of lesion of cornea by cryotherapy, photocoagulation
or thermocauterization -
A patient presents to a physician's office complaining of discomfort in the right eye.
The examination concludes there is a lesion on the cornea with chronic inflammation
of the epithelium tissue. The physician uses cold therapy to remove the corneal
lesion of the right eye. Which CPT code should be assigned for this procedure?
65400-RT (Right): Excision of lesion, cornea (keratectomy, lamellar, partial), except
pterygium
,D254 Intro to Medical Coding Pre
Assessment 40 Questions and
Answers 2023-2024 Graded A+
65435-RT (Right): Removal of corneal epithelium; with or without
chemocauterization (abrasion, curettage)
65436-RT (Right): Removal of corneal epithelium; with application of chelating agent
(e.g., EDTA)
65450-RT (Right): Destruction of lesion of cornea by cryotherapy, photocoagulation
or thermocauterization
25111-RT (Right): Excision of ganglion, wrist (dorsal or volar); primary -
A 16-year-old patient presents for a preoperative consultation for a right ganglion
cyst. The surgeon performed a right volar ganglion cyst excision. A transverse
incision was made overlying the cyst with sharp dissection through the skin.
Tenotomy scissors and retractors were used in combination with bipolar
electrocautery to free the cyst of the surrounding structures.
Which CPT code should be assigned for this procedure?
25000-RT (Right): Incision, extensor tendon sheath, wrist (eg, de Quervain's
disease)
25001-RT (Right): Incision, flexor tendon sheath, wrist (eg, flexor carpi radialis)
25111-RT (Right): Excision of ganglion, wrist (dorsal or volar); primary
25112-RT (Right): Excision of ganglion, wrist (dorsal or volar); recurrent
A4000-A4899: Medical and Surgical Supplies -
A patient was admitted with a ruptured appendix and taken into surgery. At the time
of the appendectomy, a suspicious nodule at the head of the pancreas was
observed. A needle biopsy was performed while the abdomen was open.
Which section of the HCPCS Level II code set includes the code for the needle
biopsy supplies?
A4000-A4899: Medical and Surgical Supplies
G0000-G9999: Procedures/Professional Services (Temporary)
M0000-M0009: Medical Services
P2000-P2999: Laboratory Tests
C1785: Pacemaker, dual chamber, rate-responsive (implantable) -
A patient with a history of congestive heart failure presents to the emergency room
complaining of shortness of breath and chest pains. A cardiac electrophysiologist
implants an activity-sensing pacemaker in the chest, generating electric impulses to
, D254 Intro to Medical Coding Pre
Assessment 40 Questions and
Answers 2023-2024 Graded A+
the right atrium and the right ventricle. After the procedure, the patient is admitted to
the hospital for overnight observation.
Which HCPCS Level II code should be assigned for the pacemaker?
C1785: Pacemaker, dual chamber, rate-responsive (implantable)
C1786: Pacemaker, single chamber, rate-responsive (implantable)
C2619: Pacemaker, dual chamber, non rate-responsive (implantable)
C2620: Pacemaker, single chamber, non rate-responsive (implantable)
P9058: Red blood cells, leukocytes reduced, CMV-negative, irradiated, each unit -
A 55-year-old patient with acute on chronic blood loss anemia presented to an
emergency room for severe weakness. The patient was given a transfusion of a
single unit of red blood cells (RBC) and admitted for overnight observation. The
single unit of RBC used was irradiated and was not previously frozen.
Which HCPCS Level II code is assigned for this procedure?
P9051: Whole blood or red blood cells, leukocytes reduced, CMV-negative, each unit
P9054: Whole blood or red blood cells, leukocytes reduced, frozen, deglycerol,
washed, each unit
P9057: Red blood cells, frozen/deglycerolized/washed, leukocytes reduced,
irradiated, each unit
P9058: Red blood cells, leukocytes reduced, CMV-negative, irradiated, each unit
E0105: Cane, quad or three-prong, includes canes of all materials, adjustable or
fixed, with tips -
A geriatric patient is experiencing significant mobility impairment. The patient's
ability to ambulate without assistance from caregivers has been exponentially
decreasing over time. After evaluation, the primary care physician writes a
prescription for an adjustable cane. The cane has a metal base on the bottom with
four feet, covered with rubber caps to help reduce slippage on the floor.
Which HCPCS Level II code should be assigned for the adjustable cane?
A4636: Replacement, handgrip, cane, crutch, or walker, each
A4637: Replacement, tip, cane, crutch, walker, each
E0100: Cane, includes canes of all materials, adjustable or fixed, with tip
E0105: Cane, quad or three-prong, includes canes of all materials, adjustable or
fixed, with tips
