OST-249 - Chapter 13 - Anesthesia Coding
UPDATED ACTUAL Questions and
CORRECT Answers
Anesthesia for modified radical mastectomy performed on a 49-year-old female and excision of a
4 cm lesion requested removed by the patient. What procedures and time should be reported in
this instance? - CORRECT ANSWER - Only the most complex procedure is reported and
time for all procedures combined
(According to CPT, only the most complex code should be assigned and the time combined for
all procedures performed.) WRONG
Anesthesia services for radical mastectomy for a 86-year-old female with severe CAD,
hypertension - CORRECT ANSWER - 00404-P3, 99100
(Anesthesia code 00404, physical status modifier-P3 for severe CAD, HTN, with qualifying
circumstance code 99100 (for patients over 70))
A 92-year-old with liver dz and severe systemic disease for anesthesia services for exploratory
laparotomy for evaluation for possible liver transplant - CORRECT ANSWER - 00790-P3,
99100
(Anesthesia code 00790 for exploratory laparotomy (liver transplant not performed this session)
and physical status modifier -P3 for severe systemic disease. Also assign 99100 for patients over
70 (92 years).)
Anesthesia for closed reduction tibial fracture on 38-year-old healthy patient - CORRECT
ANSWER - 01462-P1
(Anesthesia code 01462 for lower leg, closed procedures, and physical status modifier -P1)
Anesthesia performed on a normally healthy 66-year-old male for repair of an inguinal hernia.
Anesthesia performed by the CRNA, without supervision by the anesthesiologist - CORRECT
ANSWER - 00830-P1-QZ
(Anesthesia code 00830 is assigned for hernia, lower abdomen, physical status P1, normally
healthy male, followed by QZ modifier to indicate CRNA without supervision.)
, Anesthesia services for inserting of ear tubes (tympanostomy) on a normally healthy 6-month-
old female - CORRECT ANSWER - 00126-P1, 99100
(Anesthesia code 00126-P1, 99100 for tympanostomy performed on the middle ear to a normally
healthy patient under the age of 1 (code 99100))
Anesthesia for corneal transplant for a 55-year-old male with severe hypertension - CORRECT
ANSWER - 00144-P3
(Anesthesia code for corneal transplant, 00144, physical status modifier-P3 for severe
hypertension)
Anesthesia services for coronary angioplasty on a 87-year-old male with severe CAD,
hypertension - CORRECT ANSWER - 01925-P3, 99100
(Anesthesia code 01925 assigned for coronary angioplasty, physical status P3 for severe CAD,
HTN and qualifying circumstance code 99100 as the patient is 87 years old (for patients over
70))
Anesthesia services for arthroscopy diagnostic of the ankle on a normally healthy patient -
CORRECT ANSWER - 01464-P1
(Anesthesia code 01464 for diagnostic arthroscopy, ankle, foot with physical status modifier -P1)
Anesthesia services for a normally healthy 86-year-old Medicare patient who presents for
thyroidectomy - CORRECT ANSWER - 00320-P1, 99100
(Anesthesia code for thyroidectomy is 00320, and physical status is P1 (normally healthy
documented) with qualifying circumstance code 99100 (for patients over 70).)
What physical status modifier is assigned for a patient who has severe systemic disease? -
CORRECT ANSWER - P3
(Physical status modifier -P3 is assigned for a patient documented with severe systemic disease.)
Anesthesia services for emergency appendectomy performed on a 45-year-old patient with
severe IDDM, not well controlled - CORRECT ANSWER - 00840-P3, 99140
UPDATED ACTUAL Questions and
CORRECT Answers
Anesthesia for modified radical mastectomy performed on a 49-year-old female and excision of a
4 cm lesion requested removed by the patient. What procedures and time should be reported in
this instance? - CORRECT ANSWER - Only the most complex procedure is reported and
time for all procedures combined
(According to CPT, only the most complex code should be assigned and the time combined for
all procedures performed.) WRONG
Anesthesia services for radical mastectomy for a 86-year-old female with severe CAD,
hypertension - CORRECT ANSWER - 00404-P3, 99100
(Anesthesia code 00404, physical status modifier-P3 for severe CAD, HTN, with qualifying
circumstance code 99100 (for patients over 70))
A 92-year-old with liver dz and severe systemic disease for anesthesia services for exploratory
laparotomy for evaluation for possible liver transplant - CORRECT ANSWER - 00790-P3,
99100
(Anesthesia code 00790 for exploratory laparotomy (liver transplant not performed this session)
and physical status modifier -P3 for severe systemic disease. Also assign 99100 for patients over
70 (92 years).)
Anesthesia for closed reduction tibial fracture on 38-year-old healthy patient - CORRECT
ANSWER - 01462-P1
(Anesthesia code 01462 for lower leg, closed procedures, and physical status modifier -P1)
Anesthesia performed on a normally healthy 66-year-old male for repair of an inguinal hernia.
Anesthesia performed by the CRNA, without supervision by the anesthesiologist - CORRECT
ANSWER - 00830-P1-QZ
(Anesthesia code 00830 is assigned for hernia, lower abdomen, physical status P1, normally
healthy male, followed by QZ modifier to indicate CRNA without supervision.)
, Anesthesia services for inserting of ear tubes (tympanostomy) on a normally healthy 6-month-
old female - CORRECT ANSWER - 00126-P1, 99100
(Anesthesia code 00126-P1, 99100 for tympanostomy performed on the middle ear to a normally
healthy patient under the age of 1 (code 99100))
Anesthesia for corneal transplant for a 55-year-old male with severe hypertension - CORRECT
ANSWER - 00144-P3
(Anesthesia code for corneal transplant, 00144, physical status modifier-P3 for severe
hypertension)
Anesthesia services for coronary angioplasty on a 87-year-old male with severe CAD,
hypertension - CORRECT ANSWER - 01925-P3, 99100
(Anesthesia code 01925 assigned for coronary angioplasty, physical status P3 for severe CAD,
HTN and qualifying circumstance code 99100 as the patient is 87 years old (for patients over
70))
Anesthesia services for arthroscopy diagnostic of the ankle on a normally healthy patient -
CORRECT ANSWER - 01464-P1
(Anesthesia code 01464 for diagnostic arthroscopy, ankle, foot with physical status modifier -P1)
Anesthesia services for a normally healthy 86-year-old Medicare patient who presents for
thyroidectomy - CORRECT ANSWER - 00320-P1, 99100
(Anesthesia code for thyroidectomy is 00320, and physical status is P1 (normally healthy
documented) with qualifying circumstance code 99100 (for patients over 70).)
What physical status modifier is assigned for a patient who has severe systemic disease? -
CORRECT ANSWER - P3
(Physical status modifier -P3 is assigned for a patient documented with severe systemic disease.)
Anesthesia services for emergency appendectomy performed on a 45-year-old patient with
severe IDDM, not well controlled - CORRECT ANSWER - 00840-P3, 99140
