Coding Ahead
CasePilot
Medical Coding Assistant
Case2Code
Search and Code Lookup Tool
RedactPHI
HIPAA-Compliant PHI Redaction
DetectICD10CM
ICD-10-CM Code Detection
Log in Register free account
1 code page views remaining. Guest accounts are limited to 1 page view. Register free account to get 5 more views.
Log in Register free account

Official Description

Cardiovascular stress test using maximal or submaximal treadmill or bicycle exercise, continuous electrocardiographic monitoring, and/or pharmacological stress; supervision only, without interpretation and report

© Copyright 2025 American Medical Association. All rights reserved.

Common Language Description

The CPT® Code 93016 refers to a cardiovascular stress test that utilizes either maximal or submaximal exercise on a treadmill or bicycle, along with continuous electrocardiographic (ECG) monitoring. This procedure may also involve pharmacological stress, which is a method used to simulate the effects of exercise on the heart when a patient is unable to perform physical activity. During the test, small plastic patches, known as electrodes, are affixed to specific locations on the patient's chest, abdomen, arms, and/or legs. These electrodes are connected to leads from the stress ECG device, which records the electrical activity of the heart throughout the procedure. Initially, a baseline ECG is obtained to establish the heart's normal rhythm and electrical activity. Following this, the exercise component of the test is initiated, where the patient's heart rate and blood pressure are continuously monitored. The test follows a staged stress protocol, progressively increasing the intensity of the exercise or pharmacological agent until the patient reaches their target heart rate or is unable to continue due to fatigue or other contraindications. It is important to note that CPT® Code 93016 is specifically designated for the supervision of the stress test without the inclusion of interpretation and reporting of the findings. For a complete procedure that includes interpretation and report, CPT® Code 93015 should be utilized. Additionally, CPT® Code 93017 is applicable for the tracing only, while CPT® Code 93018 is reserved for the interpretation and report only. This structured approach ensures that the procedure is conducted safely and effectively, providing valuable information regarding the patient's cardiovascular health.

© Copyright 2025 Coding Ahead. All rights reserved.

1. Indications

The cardiovascular stress test using CPT® Code 93016 is indicated for various clinical scenarios where assessment of the heart's response to stress is necessary. The following conditions may warrant the performance of this procedure:

  • Evaluation of Exercise Tolerance This test is often performed to assess a patient's ability to tolerate physical activity, which can be crucial in determining their overall cardiovascular fitness and functional capacity.
  • Assessment of Cardiac Symptoms Patients presenting with symptoms such as chest pain, shortness of breath, or palpitations may undergo this test to evaluate the underlying cardiac function and identify any potential ischemic changes during stress.
  • Preoperative Evaluation Prior to certain surgical procedures, especially in patients with known cardiovascular disease or risk factors, a stress test may be indicated to assess cardiac risk and ensure the patient can safely undergo anesthesia and surgery.
  • Monitoring of Cardiac Rehabilitation For patients undergoing cardiac rehabilitation, this test can help monitor progress and adjust exercise prescriptions based on the patient's response to increased physical activity.

2. Procedure

The procedure for CPT® Code 93016 involves several key steps to ensure accurate monitoring of the patient's cardiovascular response to stress:

  • Preparation of the Patient The patient is prepared for the test by having small plastic patches (electrodes) placed on specific areas of the chest, abdomen, arms, and/or legs. These electrodes are essential for capturing the electrical signals of the heart during the test.
  • Baseline ECG Recording A baseline electrocardiogram (ECG) is obtained to establish the patient's normal heart rhythm and electrical activity before any stress is applied. This baseline serves as a reference point for comparison during the stress portion of the test.
  • Initiation of Exercise or Pharmacological Stress The exercise component is initiated, which may involve the patient walking on a treadmill or pedaling a stationary bicycle. If the patient is unable to perform physical exercise, pharmacological agents may be administered to induce stress on the heart. The intensity of the exercise or pharmacological stress is gradually increased according to a staged protocol.
  • Continuous Monitoring Throughout the procedure, the patient's heart rate and blood pressure are continuously monitored to assess their response to the stress being applied. This monitoring is crucial for ensuring patient safety and for evaluating the heart's performance under stress.
  • Completion of the Test The stress portion of the test continues until the patient reaches their target heart rate or is unable to continue due to fatigue or other contraindications. Upon completion, the stress ECG data is recorded for further analysis.

3. Post-Procedure

After the completion of the cardiovascular stress test, the patient may be monitored for a short period to ensure they recover safely from the stress applied during the test. It is important to observe for any immediate adverse reactions or complications. The supervising physician will review the stress ECG data, but under CPT® Code 93016, no formal interpretation or report is generated as part of this code. For a comprehensive evaluation, the supervising physician may refer to the complete procedure under CPT® Code 93015, which includes interpretation and reporting of findings. Patients are typically advised to resume normal activities unless otherwise directed by their healthcare provider, and any significant findings from the test may lead to further diagnostic evaluations or treatment plans.

Short Descr CARDIOVASCULAR STRESS TEST
Medium Descr CV STRS TST XERS&/OR RX CONT ECG W/O I&R
Long Descr Cardiovascular stress test using maximal or submaximal treadmill or bicycle exercise, continuous electrocardiographic monitoring, and/or pharmacological stress; supervision only, without interpretation and report
Status Code Active Code
Global Days XXX - Global Concept Does Not Apply
PC/TC Indicator (26, TC) 2 - Professional Component Only Code
Multiple Procedures (51) 0 - No payment adjustment rules for multiple procedures apply.
Bilateral Surgery (50) 0 - 150% payment adjustment for bilateral procedures does NOT apply.
Physician Supervisions 02 - Procedure must be performed under the direct supervision of a physician.
Assistant Surgeon (80, 82) 0 - Payment restriction for assistants at surgery applies to this procedure...
Co-Surgeons (62) 0 - Co-surgeons not permitted for this procedure.
Team Surgery (66) 0 - Team surgeons not permitted for this procedure.
Diagnostic Imaging Family 99 - Concept Does Not Apply
APC Status Indicator Code Not Recognized by OPPS when submitted on Outpatient Hospital Part B Bill Type (12x/13x)
Type of Service (TOS) 5 - Diagnostic Laboratory
Berenson-Eggers TOS (BETOS) T2B - Other tests - cardiovascular stress tests
MUE 1
CCS Clinical Classification 201 - Cardiac stress tests
GC This service has been performed in part by a resident under the direction of a teaching physician
59 Distinct procedural service: under certain circumstances, it may be necessary to indicate that a procedure or service was distinct or independent from other non-e/m services performed on the same day. modifier 59 is used to identify procedures/services, other than e/m services, that are not normally reported together, but are appropriate under the circumstances. documentation must support a different session, different procedure or surgery, different site or organ system, separate incision/excision, separate lesion, or separate injury (or area of injury in extensive injuries) not ordinarily encountered or performed on the same day by the same individual. however, when another already established modifier is appropriate it should be used rather than modifier 59. only if no more descriptive modifier is available, and the use of modifier 59 best explains the circumstances, should modifier 59 be used. note: modifier 59 should not be appended to an e/m service. to report a separate and distinct e/m service with a non-e/m service performed on the same date, see modifier 25.
GZ Item or service expected to be denied as not reasonable and necessary
CR Catastrophe/disaster related
AQ Physician providing a service in an unlisted health professional shortage area (hpsa)
ME The order for this service adheres to appropriate use criteria in the clinical decision support mechanism consulted by the ordering professional
X5 Diagnostic services requested by another clinician: for reporting services by a clinician who furnishes care to the patient only as requested by another clinician or subsequent and related services requested by another clinician; this modifier is reported for patient relationships that may not be adequately captured by the above alternative categories; reporting clinician service examples include but are not limited to, the radiologist's interpretation of an imaging study requested by another clinician
XU Unusual non-overlapping service, the use of a service that is distinct because it does not overlap usual components of the main service
XE Separate encounter, a service that is distinct because it occurred during a separate encounter
PN Non-excepted service provided at an off-campus, outpatient, provider-based department of a hospital
MH Unknown if ordering professional consulted a clinical decision support mechanism for this service, related information was not provided to the furnishing professional or provider
Q6 Service furnished under a fee-for-time compensation arrangement by a substitute physician or by a substitute physical therapist furnishing outpatient physical therapy services in a health professional shortage area, a medically underserved area, or a rural area
GA Waiver of liability statement issued as required by payer policy, individual case
MG The order for this service does not have applicable appropriate use criteria in the qualified clinical decision support mechanism consulted by the ordering professional
MC Ordering professional is not required to consult a clinical decision support mechanism due to the significant hardship exception of electronic health record or clinical decision support mechanism vendor issues
GW Service not related to the hospice patient's terminal condition
XP Separate practitioner, a service that is distinct because it was performed by a different practitioner
PO Excepted service provided at an off-campus, outpatient, provider-based department of a hospital
77 Repeat procedure by another physician or other qualified health care professional: it may be necessary to indicate that a basic procedure or service was repeated by another physician or other qualified health care professional subsequent to the original procedure or service. this circumstance may be reported by adding modifier 77 to the repeated procedure or service. note: this modifier should not be appended to an e/m service.
QQ Ordering professional consulted a qualified clinical decision support mechanism for this service and the related data was provided to the furnishing professional
52 Reduced services: under certain circumstances a service or procedure is partially reduced or eliminated at the discretion of the physician or other qualified health care professional. under these circumstances the service provided can be identified by its usual procedure number and the addition of modifier 52, signifying that the service is reduced. this provides a means of reporting reduced services without disturbing the identification of the basic service. note: for hospital outpatient reporting of a previously scheduled procedure/service that is partially reduced or cancelled as a result of extenuating circumstances or those that threaten the well-being of the patient prior to or after administration of anesthesia, see modifiers 73 and 74 (see modifiers approved for asc hospital outpatient use).
MF The order for this service does not adhere to the appropriate use criteria in the clinical decision support mechanism consulted by the ordering professional
22 Increased procedural services: when the work required to provide a service is substantially greater than typically required, it may be identified by adding modifier 22 to the usual procedure code. documentation must support the substantial additional work and the reason for the additional work (ie, increased intensity, time, technical difficulty of procedure, severity of patient's condition, physical and mental effort required). note: this modifier should not be appended to an e/m service.
25 Significant, separately identifiable evaluation and management service by the same physician or other qualified health care professional on the same day of the procedure or other service: it may be necessary to indicate that on the day a procedure or service identified by a cpt code was performed, the patient's condition required a significant, separately identifiable e/m service above and beyond the other service provided or beyond the usual preoperative and postoperative care associated with the procedure that was performed. a significant, separately identifiable e/m service is defined or substantiated by documentation that satisfies the relevant criteria for the respective e/m service to be reported (see evaluation and management services guidelines for instructions on determining level of e/m service). the e/m service may be prompted by the symptom or condition for which the procedure and/or service was provided. as such, different diagnoses are not required for reporting of the e/m services on the same date. this circumstance may be reported by adding modifier 25 to the appropriate level of e/m service. note: this modifier is not used to report an e/m service that resulted in a decision to perform surgery. see modifier 57 for significant, separately identifiable non-e/m services, see modifier 59.
26 Professional component: certain procedures are a combination of a physician or other qualified health care professional component and a technical component. when the physician or other qualified health care professional component is reported separately, the service may be identified by adding modifier 26 to the usual procedure number.
51 Multiple procedures: when multiple procedures, other than e/m services, physical medicine and rehabilitation services or provision of supplies (eg, vaccines), are performed at the same session by the same individual, the primary procedure or service may be reported as listed. the additional procedure(s) or service(s) may be identified by appending modifier 51 to the additional procedure or service code(s). note: this modifier should not be appended to designated "add-on" codes (see appendix d).
53 Discontinued procedure: under certain circumstances, the physician or other qualified health care professional may elect to terminate a surgical or diagnostic procedure. due to extenuating circumstances or those that threaten the well being of the patient, it may be necessary to indicate that a surgical or diagnostic procedure was started but discontinued. this circumstance may be reported by adding modifier 53 to the code reported by the individual for the discontinued procedure. note: this modifier is not used to report the elective cancellation of a procedure prior to the patient's anesthesia induction and/or surgical preparation in the operating suite. for outpatient hospital/ambulatory surgery center (asc) reporting of a previously scheduled procedure/service that is partially reduced or cancelled as a result of extenuating circumstances or those that threaten the well being of the patient prior to or after administration of anesthesia, see modifiers 73 and 74 (see modifiers approved for asc hospital outpatient use).
58 Staged or related procedure or service by the same physician or other qualified health care professional during the postoperative period: it may be necessary to indicate that the performance of a procedure or service during the postoperative period was: (a) planned or anticipated (staged); (b) more extensive than the original procedure; or (c) for therapy following a surgical procedure. this circumstance may be reported by adding modifier 58 to the staged or related procedure. note: for treatment of a problem that requires a return to the operating/procedure room (eg, unanticipated clinical condition), see modifier 78.
76 Repeat procedure or service by same physician or other qualified health care professional: it may be necessary to indicate that a procedure or service was repeated by the same physician or other qualified health care professional subsequent to the original procedure or service. this circumstance may be reported by adding modifier 76 to the repeated procedure or service. note: this modifier should not be appended to an e/m service.
79 Unrelated procedure or service by the same physician or other qualified health care professional during the postoperative period: the individual may need to indicate that the performance of a procedure or service during the postoperative period was unrelated to the original procedure. this circumstance may be reported by using modifier 79. (for repeat procedures on the same day, see modifier 76.)
93 Synchronous telemedicine service rendered via telephone or other real-time interactive audio-only telecommunications system : synchronous telemedicine service is defined as a real-time interaction between a physician or other qualified health care professional and a patient who is located away at a distant site from the physician or other qualified health care professional. the totality of the communication of information exchanged between the physician or other qualified health care professional and the patient during the course of the synchronous telemedicine service must be of an amount and nature that is sufficient to meet the key components and/or requirements of the same service when rendered via a face-to-face interaction.
95 Synchronous telemedicine service rendered via a real-time interactive audio and video telecommunications system: synchronous telemedicine service is defined as a real-time interaction between a physician or other qualified health care professional and a patient who is located at a distant site from the physician or other qualified health care professional. the totality of the communication of information exchanged between the physician or other qualified health care professional and the patient during the course of the synchronous telemedicine service must be of an amount and nature that would be sufficient to meet the key components and/or requirements of the same service when rendered via a face-to-face interaction. modifier 95 may only be appended to the services listed in appendix p. appendix p is the list of cpt codes for services that are typically performed face-to-face, but may be rendered via a real-time (synchronous) interactive audio and video telecommunications system.
AG Primary physician
AM Physician, team member service
AO Alternate payment method declined by provider of service
AS Physician assistant, nurse practitioner, or clinical nurse specialist services for assistant at surgery
CC Procedure code change (use 'cc' when the procedure code submitted was changed either for administrative reasons or because an incorrect code was filed)
CG Policy criteria applied
ET Emergency services
FS Split (or shared) evaluation and management visit
GF Non-physician (e.g. nurse practitioner (np), certified registered nurse anesthetist (crna), certified registered nurse (crn), clinical nurse specialist (cns), physician assistant (pa)) services in a critical access hospital
GV Attending physician not employed or paid under arrangement by the patient's hospice provider
GX Notice of liability issued, voluntary under payer policy
GY Item or service statutorily excluded, does not meet the definition of any medicare benefit or, for non-medicare insurers, is not a contract benefit
HB Adult program, non geriatric
KV Dmepos item subject to dmepos competitive bidding program that is furnished as part of a professional service
KX Requirements specified in the medical policy have been met
LT Left side (used to identify procedures performed on the left side of the body)
MA Ordering professional is not required to consult a clinical decision support mechanism due to service being rendered to a patient with a suspected or confirmed emergency medical condition
PD Diagnostic or related non diagnostic item or service provided in a wholly owned or operated entity to a patient who is admitted as an inpatient within 3 days
Q0 Investigational clinical service provided in a clinical research study that is in an approved clinical research study
Q1 Routine clinical service provided in a clinical research study that is in an approved clinical research study
Q3 Live kidney donor surgery and related services
QJ Services/items provided to a prisoner or patient in state or local custody, however the state or local government, as applicable, meets the requirements in 42 cfr 411.4 (b)
RT Right side (used to identify procedures performed on the right side of the body)
SA Nurse practitioner rendering service in collaboration with a physician
UD Medicaid level of care 13, as defined by each state
X2 Continuous/focused services: for reporting services by clinicians whose expertise is needed for the ongoing management of a chronic disease or a condition that needs to be managed and followed with no planned endpoint to the relationship; reporting clinician service examples include but are not limited to: a rheumatologist taking care of the patient's rheumatoid arthritis longitudinally but not providing general primary care services
X3 Episodic/broad services: for reporting services by clinicians who have broad responsibility for the comprehensive needs of the patient that is limited to a defined period and circumstance such as a hospitalization; reporting clinician service examples include but are not limited to the hospitalist's services rendered providing comprehensive and general care to a patient while admitted to the hospital
XS Separate structure, a service that is distinct because it was performed on a separate organ/structure
Date
Action
Notes
2013-01-01 Changed Description Changed
1994-01-01 Added First appearance in code book in 1994.
Code
Description
Code
Description
Code
Description
Code
Description
Code
Description
CasePilot

Get instant expert-level medical coding assistance.

Ask about:
CPT Codes Guidelines Modifiers Crosswalks NCCI Edits Compliance Medicare Coverage
Example: "What is CPT code 99213?" or "Guidelines for E/M services"