Cardiology is a medical specialty and a subspecialty of internal medicine that deals with cardiac problems.
It covers with problems such congenital heart defects, coronary artery disease, electrophysiology, heart failure, and coronary artery heart disease, as well as its diagnosis and treatment.
New  Codes:
These three codes are added for transcatheter interventions for revascularization or repair of coarctation of the aorta
| Codes | Descriptions |
| 33894 | stent placement across major side branches |
| 33895 | stent placement that is not across major side branches |
| 33897 | angioplasty is performed without stent placement |
Exclusions to New  Codes:
Codes | Descriptions |
33254-33259 | Maze procedures |
33265 | |
33266 | |
33420 | Mitral valve repair/replacement procedures |
33422 | |
33425-33427 | |
33430 |
Other Procedures:
| Codes | Descriptions |
| 33267 | exclusion of left atrial appendage when performed by an open approach. |
| 33268 | exclusion of the left atrial appendage when performed by an open approach at the time of another sternotomy or thoracotomy procedure. |
| 33269 | exclusion of the left atrial appendage when performed by a thoracoscopic approach |
| 33370 | reports the placement and removal of cerebral embolic protection devices. These devices are used in trans catheter aortic valve replacement (TAVR) and trans catheter aortic valve implantation (TAVI) procedures. |
| 33509 | reports the endoscopic harvest of upper extremity artery for coronary artery bypass procedure |
The following Services are included in cardiac catheterization procedures:
·         Local anesthesia and/or sedation
·         Introduction, positioning, and repositioning of catheters·
·         Recording of intracardiac and intravascular pressures
·         Obtaining blood samples for blood gases
·         Cardiac output measurements
·         Monitoring service which
·         including oxygen saturation, ECCS, arterial pressures
·         Vascular catheter and line removal
·         Final Evaluation
·         Written Report
| Codes | Descriptions |
| 93451 | Right heart catheterization |
| 93452 | Left heart catheterization |
| 93453 | Right and Left heart catheterization |
| 93454 | Coronary Angiography Only |
| 93455 | Coronary and Bypass Angiography |
| 93456 | Coronary angiography along with right heart catheterization |
| 93457 | Coronary angiography and bypass grafts, along with right heart, catheterization Coronary angiography and bypass grafts, along with right heart, catheterization |
| 93458 | Left Heart Catheterization with Coronaries |
| 93459 | Left Heart Catheterization along with Coronaries and Bypass |
| 93460 | Coronary angiography with right and left heart catheterization |
| 93461 | Coronary angiography with bypass grafts along with right and left heart catheterization |
Authorization Requirement Procedures
93452, 93453, 93454, 93455, 93456, 93457, 93458, 93459, 93460, and 93461
Place of Service:
| POS | Types |
| 11 – Office, 49 – Independent clinic |
Professional and /or technical services are payable in an: |
| 21 – inpatient, 22 – outpatient |
Professional service is payable in: |
| 06 – Cardiology, 78 – Cardiac Surgery |
Cardiac catheterizations will be payable: |
Place of service – 22:
| Codes | Outpatient / observation |
| 99218 | Initial Hospital Observation code: Level 1 |
| 99219 | Initial Hospital Observation Code: Level 2 |
| 99220 | Initial Hospital Observation code: Level 3 |
| Codes | Subsequent Hospital Visit: |
| 99234 | Subsequent observation care: Level 1 |
| 99235 | Subsequent observation care: Level 2 |
| 99236 | Subsequent observation care: Level 3 |
| Codes | Observation/Outpatient Discharge |
| 99217 | Observation/Outpatient Discharge |
Place of service – 21:
| Codes | Inpatient |
| 99221 | Inpatient hospital visits: Initial and subsequent |
| 99222 | Inpatient hospital visits: Initial and subsequent |
| 99223 | Inpatient hospital visits: Initial and subsequent |
| Codes | Subsequent Hospital Visit: Coverage and Documentation Requirements |
| 99231 | Hospital Inpatient code: Level 1 15 mins |
| 99232 | Hospital Inpatient code: Level 2 25 mins |
| 99233 | Hospital Inpatient code: Level 2 35 mins |
| Codes | Discharge Hospital Visit |
| 99238 | Hospital discharge day management; 30 min. |