JOHN MACKENZIE DO
NPI 1427037449
Emergency Medicine in Lewes, DE
About John Mackenzie Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
JOHN MACKENZIE DO (NPI 1427037449) is an individual emergency medicine provider in Lewes, Delaware, licensed in Delaware (C20008800) and active in the NPI registry since January 2006.
NPPES Registry Identity
Specialties & Licenses
Other Providers at the Same Location NPPES 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
LEWES, DE 19958
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is John Mackenzie's NPI number?
The NPI number for John Mackenzie is 1427037449. It was assigned to this individual provider in the NPPES registry on January 10, 2006.
Where is John Mackenzie located?
John Mackenzie practices at 424 Savannah Road, Lewes, DE 19958. The listed phone number is (302) 645-3296.
What is John Mackenzie's specialty?
The primary specialty registered for this NPI is Emergency Medicine with taxonomy code 207P00000X.
When was this NPI record last updated?
The NPPES record for John Mackenzie was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 22 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.