John Alexander
Cardiovascular Disease Physician · Durham, NC
John Alexander is a cardiovascular disease physician with a practice address in Durham, North Carolina, and NPI 1831282094, issued on Oct 2, 2006. Check the license (North Carolina 96-00017, as entered in NPPES) on the North Carolina Medical Board; the Medicare figures below come from public CMS files.
- Name
- John Alexander
- Primary taxonomy
- Cardiovascular Disease Physician 207RC0000X
- License number
- 96-00017 NC
Self-reported in NPPES; status is on the state search - Practice location
- Duke University Medical Ctr, Durham, NC 27710
- Phone
- (919) 620-4467
- Enumerated
- Oct 2, 2006
- Entity
- Type 1 · individual
Also registered at Duke University Medical Ctr
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Thomas AberantHematology & Oncology Physician1932282175
- Lance Adams, PA-CPhysician Assistant1073940326
- Swati Agrawal, M.D.Internal Medicine Physician1922191188
- Patricia AllushuskiCertified Registered Nurse Anesthetist1538258090
- Lisa Amaya-Jackson, M.D.Psychiatry Physician1841373081
- Annette Ansong, MDPediatric Cardiology Physician1780841668
Verify John Alexander in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersNorth Carolina Medical Board
Search for license 96-00017Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS, AOA, NCCPA, AANPNot checked
88% fewer Medicare Part D claims than the average cardiovascular disease physician in 2024
380 Medicare Part D claims for 112 beneficiaries, against an average of 3,149 among the 19,556 providers of this specialty who prescribed in Part D. Brand-name drugs were 14% of claims.
Most prescribed
- Atorvastatin Calcium65 claims
- Carvedilol33 claims
- Losartan Potassium29 claims
- Metoprolol Succinate29 claims
- Amlodipine Besylate24 claims
- Eliquis23 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.
Industry payments in 2024: $7,000.00
2 payments, mostly consulting fee; the largest payer was Eli Lilly and Company. 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.
One hospital or facility affiliation
- Duke Health Integrated Practice IncDurham, NC
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 North Carolina
There are 716 cardiovascular disease physician records in North Carolina.
Other cardiovascular disease physician records in North Carolina
- Basel Abdelazeem, MD, MSCGreenville, NC1578124756
- William Abernathy, MDDurham, NC1679532196
- William Abernethy, M.D.Asheville, NC1265438253
- Cyril Abrams, M.D.Jacksonville, NC1821098344
- Edgar Acuna Morin, M.D.Asheville, NC1780172692
- George Adams, M.D.Garner, NC1962504100
- Kirkwood Adams, MDChapel Hill, NC1710069810
- Natalia Aerton, MDChapel Hill, NC1760124143
- Bal Agarwal, MDApex, NC1336189133
- Brian Agbor-Etang, M.D.Burlington, NC1245673284
Common questions
What is John Alexander's NPI number?
John Alexander's National Provider Identifier (NPI) is 1831282094, issued on Oct 2, 2006. An NPI identifies a provider in billing; it is not a license.
Where is John Alexander located?
The NPPES record lists a practice address at Duke University Medical Ctr, Durham, NC, 27710. Phone: (919) 620-4467. Providers update this record themselves, so call before visiting.
How can I verify John Alexander's license?
NPPES lists North Carolina license number 96-00017, as entered by the provider. Search the North Carolina Medical Board at https://portal.ncmedboard.org/verification/search.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does John Alexander prescribe under Medicare Part D?
In 2024, John Alexander had 380 Medicare Part D claims for 112 beneficiaries; the average among cardiovascular disease physician prescribers was 3,149. Part D covers Medicare prescriptions only.
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.