Emergency Medicine
Dr. MACKENZIE HAY M.D.
Identity confirmed via CMS NPPES · September 30, 2026 · A directory match is not a coverage approval.
Is this your practice? This listing was imported from public provider identity data (CMS NPPES) and has not yet been claimed. Claim this listing to confirm the practice details. Plan acceptance stays unpublished until the practice reports it.
Public record
NPI 1407010358 · enumerated 2008-07-10 · record updated 2013-05-10. Source: CMS NPPES. A listing is not a TRICARE network approval.
NPPES recordGoogle Maps Apple Maps OpenStreetMap
Addresses and phones
- Practice location 900 E OAK HILL AVE, KNOXVILLE, TN, 37917-4505 (865) 545-7573 Google Maps Apple Maps OpenStreetMap
- Mailing address 1604 LEGACY PARK RD, KNOXVILLE, TN, 37922-6030 (815) 262-2698 Google Maps Apple Maps OpenStreetMap
Specialties
- Emergency Medicine 207P00000X · Primary · License 46388 TN
- Family Medicine 207Q00000X · License 46388 TN
In this directory
Locations and evidence
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Practice location
KNOXVILLE, TN, 379174505
Accepting new patientsNot reportedCMS NPPES · September 30, 2026
Plan acceptance
- No published plan acceptance yet. Confirm directly with the practice, or claim this listing if it's yours.