Dr. Anna Lisa Chamis, M.D.
What this data tells you about Dr. Chamis
Dr. Anna Lisa Chamis is a cardiovascular disease specialist in Durham, NC, with 19 years of NPI registration. Based on federal Medicare data, Dr. Chamis performed 1,459 Medicare services in 2023. These records do not provide a deduplicated patient total.
The Data Coverage level for Dr. Chamis is High — reflecting how much public federal data is available about this provider. Patients are encouraged to use this data as one of several factors when choosing a healthcare provider.
Medicare Practice Summary — 2023
Medicare Utilization ↗Top procedures by volume
Ranked by number of services performed for Medicare patients. Avg. submitted charge is what the provider billed; avg. Medicare payment is what CMS paid.
| Procedure | Volume | Avg. paid | Avg. submitted |
|---|---|---|---|
| Echocardiogram, transthoracic An ultrasound of the heart that uses color to show blood flow, rate, direction, and valve function. |
474 | $69 | $458 |
| Heart muscle strain imaging | 323 | $14 | $154 |
| 3D radiographic procedure with computerized image postprocessing A radiographic imaging procedure that creates three-dimensional images using computerized processing of the captured data. |
188 | $33 | $171 |
| Echocardiogram with color Doppler An ultrasound of the heart that uses color imaging to visualize blood flow, measure flow rate, and assess valve function. |
67 | $10 | $58 |
| MRI of heart with and without contrast A magnetic resonance imaging scan of the heart performed both before and after the administration of a contrast dye to enhance image detail. |
49 | $82 | $689 |
| Exercise or drug-induced heart stress test with ECG A heart stress test performed using exercise or medication while monitoring the electrocardiogram, with physician review of the results. |
37 | $10 | $217 |
| Follow-up ultrasound of heart blood flow, valves and chambers An ultrasound exam that follows up on the heart's blood flow, valves, and chambers. It uses sound waves to create images of the heart's structure and function. |
37 | $9 | $193 |
| MRI of heart blood flow An MRI scan that visualizes the flow of blood within the heart. |
32 | $9 | $38 |
| Follow-up heart ultrasound An ultrasound of the heart performed to monitor or reassess a previously identified condition or treatment progress. |
28 | $17 | $170 |
| Echocardiogram, transthoracic An ultrasound test that uses sound waves to create images of the heart's blood flow, valves, and chambers. |
28 | $35 | $206 |
| MRI of chest blood vessels An MRI scan that uses magnetic fields and radio waves to create detailed images of the blood vessels in the chest. |
27 | $60 | $403 |
| External shock to heart to regulate heart beat A procedure that delivers an electric shock to the heart from outside the body to restore a normal heart rhythm. |
27 | $73 | $674 |
| Stress echocardiogram with ECG monitoring An ultrasound of the heart performed while monitoring heart rhythm during rest, exercise, or medication-induced stress, followed by a review and report of the findings. |
26 | $161 | $1,030 |
| MRI of heart with contrast and stress imaging An MRI scan of the heart performed before and after the administration of contrast dye, including stress imaging to evaluate heart function under exertion. |
22 | $101 | $795 |
| Exercise or drug-induced heart stress test with ECG A heart stress test performed using exercise or medication while an electrocardiogram is monitored under physician supervision. |
22 | $15 | $121 |
| Transesophageal echocardiogram An ultrasound of the heart performed using a probe inserted into the esophagus to obtain detailed images of heart structures and function. |
17 | $78 | $701 |
| Echocardiogram for congenital heart defect An ultrasound of the heart used to evaluate for congenital defects. This imaging test uses sound waves to create pictures of the heart's structure and function. |
15 | $126 | $1,245 |
| Stress echocardiogram An ultrasound of the heart performed while at rest and during exercise or drug-induced stress to evaluate heart function under different conditions. |
14 | $48 | $543 |
| 3D radiographic procedure A radiographic imaging technique that creates three-dimensional representations of internal structures. |
13 | $18 | $528 |
| Perflutren lipid microspheres injection Injection of perflutren lipid microspheres, measured per milliliter. |
13 | $35 | $350 |
Data Sources
| Provider Registry | ✓ NPPES | NPPES snapshot; verify current record |
| Medicare Enrollment | ✓ PECOS | PECOS snapshot |
| Practice Data | ✓ Medicare Util. | Annual (CY lag) |
| Industry Payments | — No payments | N/A |
| Disciplinary History | — Not included | N/A |
This provider has data in 3 of 4 available federal datasets, with a Data Coverage level of High. This reflects how much public data is available about a provider. How we calculate this →
Summary
Dr. Chamis is a cardiac & cardiac specialist, with moderate Medicare volume, with 19 years of NPI registration.
This summary is auto-generated from federal data, describing data availability and patterns. Read our methodology →
Frequently Asked Questions
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This page combines public CMS records with calculated summaries and explanatory procedure labels. These transformations are not verbatim federal records. Sources: NPPES ↗, Medicare Provider Utilization ↗, and PECOS. Publication is mandated by the Physician Payments Sunshine Act (§6002 ACA, 42 U.S.C. §1320a-7h) and the Freedom of Information Act.
This page is not medical advice, an endorsement, a recommendation, or a quality rating. Data Coverage reflects data completeness — how much federal information exists for this provider — not clinical performance, patient outcomes, or quality of care. Always verify information directly with the provider and consult a licensed clinician before making medical decisions.
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