npidexNPI registry + Medicare data

NICHOLAS XENOPOULOS, MD

Interventional Cardiology Physician · KNOXVILLE, TN

Individual Active NPI 1568548006

Medicare payment data Part B · 2024

YearBeneficiariesServicesSubmittedAllowedPaid
20242,2355,551$955,351$326,355$246,818
20232,0785,560$1,225,547$373,964$284,649
20222,2125,319$1,148,598$362,117$275,063

Top procedures (2024)

HCPCSDescriptionServicesAvg allowedAvg paid
93010Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only1,213$7$6
99214Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more710$117$87
93306Ultrasound of heart with color-depicted blood flow, rate, direction and valve function583$64$47
93793Anticoagulant management of patient taking warfarin317$10$8
85610Blood test, clotting time303$4$4
99152Use of a drug to induce depression of consciousness by physician performing a procedure (5 years or older), initial 15 minutes217$11$9
78452Nuclear medicine studies of heart muscle at rest and with stress and spect201$69$53
99213Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more196$82$50
93458Insertion of tube in left lower heart chamber and coronary artery for diagnosis with review by radiologist155$229$178
36415Insertion of needle into vein for collection of blood sample135$9$9
99204New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more127$151$114
93000Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report116$13$10

Taxonomy & licensure

SpecialtyCodePrimaryLicenseState
Interventional Cardiology Physician207RI0011X✓39685TN
Cardiovascular Disease Physician207RC0000X32179KY
Cardiovascular Disease Physician207RC0000X01046596AIN

Medicare participation

Enrolled in Medicare

CMS lists this provider as eligible to order and refer under Medicare. They billed Medicare Part B in 2024.

Enrolment status from public CMS files — not a guarantee of coverage for any particular patient or plan. We hold no commercial-insurance network data; confirm with the provider and your insurer before an appointment.

Part B
Yes
DME
Yes
Home health
Yes
Power mobility
Yes
Hospice
Yes

Other Interventional Cardiology Physician providers in Tennessee

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Source: NPPES (public domain) and CMS Medicare Physician & Other Practitioners data. Not affiliated with CMS, NPPES, or any government agency.