Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

John Alexander

Individual provider Cardiovascular Disease Physician · NPI 1831282094

John Alexander is a Cardiovascular Disease (Cardiology) in Durham, North Carolina. Graduated from Perelman School of Med at the University of Pennsylvania in 1993, 33 years ago. Practices with Duke Health Integrated Practice Inc, a 3,094-clinician group and accepts Medicare assignment. Licensed in North Carolina.

Years since qualifying
33
Trained at
Perelman School of Med at the University of Pennsylvania
Licensed in
NC
In the registry since
2006

Practice location Partly verified

Some contact details are missing from the federal record.

Duke University Medical Ctr
Durham, NC 27710-0001
Phone: (919) 620-4467
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Cardiovascular Disease Physician (primary) Taxonomy 207RC0000X · Licence 96-00017 (NC)

Record details

NPI number1831282094
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorNo
NPI enumeratedOctober 2, 2006
Last updated in NPPESMarch 21, 2013
Mailing addressDuke University Medical Ctr, Dumc 3300, Durham, NC 27710-0001

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyCARDIOVASCULAR DISEASE (CARDIOLOGY)
Medical schoolPERELMAN SCHOOL OF MED AT THE UNIVERSITY OF PENNSYLVANIA
Graduated 1993 (33 years in practice)
Group practice Duke Health Integrated Practice Inc — 3094 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations5 on file with Medicare

Other providers in Durham