CPC- Pathology and Laboratory
Questions| Reviewed 2025| 100% Rated
A 32-year-old patient with a history of illegal drug use is brought to the ER in a coma. The
physician orders a presumptive test for multiple drug classes using thin layer chromatography to
detect the presence of drugs. The result indicates opiates. A confirmatory drug test is ordered.
Which CPT® codes should be used for these laboratory tests?
A. 80307, 80362
B. 80306, 80362
C. 80305, 80361
D. 80307, 80361
Response Feedback:
The CPT® code 80307 is used for presumptive drug testing using chromatography, and 80361 is
for the confirmatory test for opiates.
A patient undergoes the removal of two skin lesions: a 2 cm x 2.5 cm pigmented nodule on the
left upper back and a 2.5 cm x 3 cm inclusion cyst on the middle of the back. Both specimens are
sent to pathology for gross and microscopic examination. What is the correct coding for this
procedure?
A. 88304 x 2
B. 88305 x 2
1
, C. 88304, 88305
D. 88304 x 2, 88329
Response Feedback:
The first lesion, a pigmented nodule, is coded with 88305, and the second lesion, an inclusion
cyst, is coded with 88304.
An established patient presents with nausea, vomiting, and a missed menstrual period. A
complete CBC, automated WBC differential, and several tests, including Hepatitis B antigen,
Rubella, RPR, antibody screen, and blood typing, are ordered along with a urine pregnancy test.
What is the correct CPT® code(s) for these laboratory services?
A. 80055
B. 80081
C. 80055, 81025
D. 85025, 87340, 86762, 86592, 86850, 86900, 86901
Response Feedback:
The appropriate codes for the tests performed include 85025 for the CBC, 87340 for the Rubella
test, 86762 for the Antibody Screen, 86592 for the RPR test, and codes 86850, 86900, and 86901
for the Blood Typing and related tests.
A patient is being evaluated for ischemia in the left leg. A 1.5 cm portion of arterial plaque from
the left common femoral artery and an 8.5 x 2.7 cm piece of cutaneous ulceration with
2
Questions| Reviewed 2025| 100% Rated
A 32-year-old patient with a history of illegal drug use is brought to the ER in a coma. The
physician orders a presumptive test for multiple drug classes using thin layer chromatography to
detect the presence of drugs. The result indicates opiates. A confirmatory drug test is ordered.
Which CPT® codes should be used for these laboratory tests?
A. 80307, 80362
B. 80306, 80362
C. 80305, 80361
D. 80307, 80361
Response Feedback:
The CPT® code 80307 is used for presumptive drug testing using chromatography, and 80361 is
for the confirmatory test for opiates.
A patient undergoes the removal of two skin lesions: a 2 cm x 2.5 cm pigmented nodule on the
left upper back and a 2.5 cm x 3 cm inclusion cyst on the middle of the back. Both specimens are
sent to pathology for gross and microscopic examination. What is the correct coding for this
procedure?
A. 88304 x 2
B. 88305 x 2
1
, C. 88304, 88305
D. 88304 x 2, 88329
Response Feedback:
The first lesion, a pigmented nodule, is coded with 88305, and the second lesion, an inclusion
cyst, is coded with 88304.
An established patient presents with nausea, vomiting, and a missed menstrual period. A
complete CBC, automated WBC differential, and several tests, including Hepatitis B antigen,
Rubella, RPR, antibody screen, and blood typing, are ordered along with a urine pregnancy test.
What is the correct CPT® code(s) for these laboratory services?
A. 80055
B. 80081
C. 80055, 81025
D. 85025, 87340, 86762, 86592, 86850, 86900, 86901
Response Feedback:
The appropriate codes for the tests performed include 85025 for the CBC, 87340 for the Rubella
test, 86762 for the Antibody Screen, 86592 for the RPR test, and codes 86850, 86900, and 86901
for the Blood Typing and related tests.
A patient is being evaluated for ischemia in the left leg. A 1.5 cm portion of arterial plaque from
the left common femoral artery and an 8.5 x 2.7 cm piece of cutaneous ulceration with
2
