NPI age
10 years
Enumerated 2016-03-24
● Active
Type 1 · Individual
DR. John Vasilios Dennison, MD
Dennison is 1 of 24 radiology providers in Atlanta and 1 of 37 in Georgia.
Primary specialty
Radiology
Plus 1 subspecialty
Licensed in
GA, NC
2 states
Status
Active
No deactivations on record
Last NPPES update
2022-07-07
Source: monthly bulk 2026-05
Sole proprietor
No
May be part of a larger org
How this provider compares
Across 37 active radiology providers in Georgia.
NPI age
10 years
↓ 6 yr below median (16 yr)
State licenses
2 states
Top 83% — 16% of peers are multi-state
Subspecialties
1
In the 51% of peers with subspecialties
NPI lifetime · 2016 → 2026
2016-03Enumerated in NPPES
2016
2026
Where they practice
Practice location
1405 Clifton Rd Ne
Atlanta, GA 303224607
Mailing address
2173 Yancey Ln Ne
Brookhaven, GA 303194903
Specialties
-
Radiology PrimaryA radiologist who diagnoses and treats diseases utilizing imaging procedures as they relate to the brain, spine and spinal cord, head, neck and organs of special sense in adults and children.
-
RadiologyA radiologist who utilizes x-ray, radionuclides, ultrasound and electromagnetic radiation to diagnose and treat disease.
Practice context
Part of a multi-provider practice. 435 other active providers share this practice address in NPPES.
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- Confirm the NPI on NPPES.The CMS registry is the system of record. Open NPPES →
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