Nicholas Xenopoulos, MD
Cardiovascular Disease Physician · Knoxville, TN
Nicholas Xenopoulos, MD is a cardiovascular disease physician with a practice address in Knoxville, Tennessee, and NPI 1568548006, issued on Oct 27, 2006. Check the license (Tennessee 39685, as entered in NPPES) on the Tennessee Board of Medical Examiners; the Medicare figures below come from public CMS files.
- Name
- Nicholas Xenopoulos
- Credential
- MD
- Primary taxonomy
- Cardiovascular Disease Physician 207RC0000X
- License numbers
- 39685 TN
01046596A IN
32179 KY
Self-reported in NPPES; status is on the state search - Practice location
- 9330 Park West Blvd, Knoxville, TN 37923
- Phone
- (865) 691-4850
- Enumerated
- Oct 27, 2006
- Entity
- Type 1 · individual
Also registered at 9330 Park West Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Jeffrey Albea, MDSpecialist1548259906
- Albert Blacky, M.D.Cardiovascular Disease Physician1699762252
- Mary Brooke, RDRegistered Dietitian1831173236
- Ronald Bryan, M.D.Specialist1366615734
- Rosalind Cadigan, M.D.Obstetrics & Gynecology Physician1912906991
- Cindy Caplan, DPMPodiatrist1912954710
Verify Nicholas Xenopoulos in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersTennessee Board of Medical Examiners
Search for license 39685Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
26% more Medicare Part D claims than the average cardiovascular disease physician in 2024
3,971 Medicare Part D claims for 843 beneficiaries, against an average of 3,149 among the 19,556 providers of this specialty who prescribed in Part D. Brand-name drugs were 19% of claims.
Most prescribed
- Eliquis306 claims
- Losartan Potassium284 claims
- Rosuvastatin Calcium277 claims
- Clopidogrel271 claims
- Metoprolol Succinate224 claims
- Atorvastatin Calcium222 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
The Medicare quality score for 2023: 79.4 of 100
The Merit-based Incentive Payment System score is reported for this clinician. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $41.62
2 payments, mostly food and beverage; the largest payer was Abbott Laboratories. The 16,209 providers of this specialty with any payment received $4,923.81 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
3 hospital and facility affiliations
- Leconte Medical CenterSevierville, TN · Acute Care Hospitals5 of 5 stars
- Parkwest Medical CenterKnoxville, TN · Acute Care Hospitals3 of 5 stars
- Covenant Medical Group IncKnoxville, TN
Source: CMS Doctors and Clinicians affiliations; Hospital General Information (Care Compare) (data.cms.gov). Star ratings are CMS hospital ratings, not ratings of this provider.
Cardiovascular Disease Physician providers in Tennessee
There are 509 cardiovascular disease physician records in Tennessee.
Other cardiovascular disease physician records in Tennessee
- Bassem Abazid, M.D.Lenoir City, TN1689835944
- Abdul-Rahman Abdel-Karim, M.D.Memphis, TN1093014441
- Javed Abdullah, MDGermantown, TN1184801367
- Robert Abraham, MDNashville, TN1285781161
- Ahmad Abu-Halimah, M.D.Nashville, TN1013958776
- John Acker, M.D.Knoxville, TN1497756241
- Kylie Adamek, MDNashville, TN1972966786
- Milton Addington, MDGermantown, TN1790752566
- Adedayo Adeboye, MDMemphis, TN1699948281
- Adeyinka Agbetoyin, MDJackson, TN1922047422
Common questions
What is Nicholas Xenopoulos, MD's NPI number?
Nicholas Xenopoulos, MD's National Provider Identifier (NPI) is 1568548006, issued on Oct 27, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Nicholas Xenopoulos, MD located?
The NPPES record lists a practice address at 9330 Park West Blvd, Knoxville, TN, 37923. Phone: (865) 691-4850. Providers update this record themselves, so call before visiting.
How can I verify Nicholas Xenopoulos, MD's license?
NPPES lists Tennessee license number 39685, as entered by the provider. Search the Tennessee Board of Medical Examiners at https://www.tn.gov/health/licensure/me.html. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Nicholas Xenopoulos, MD prescribe under Medicare Part D?
In 2024, Nicholas Xenopoulos, MD had 3,971 Medicare Part D claims for 843 beneficiaries; the average among cardiovascular disease physician prescribers was 3,149. Part D covers Medicare prescriptions only.
What is Nicholas Xenopoulos, MD's Medicare quality score?
The 2023 MIPS final score is 79.4 of 100. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.