NPI age
19 years
Enumerated 2006-12-01
● Active
Type 1 · Individual
Reginald D Mason, MD
Mason is 1 of 96 internal medicine providers in Atlanta and 1 of 539 in Georgia.
Primary specialty
Internal Medicine
Licensed in
GA
1 state
Status
Active
No deactivations on record
Last NPPES update
2022-01-06
Source: monthly bulk 2026-05
Sole proprietor
No
May be part of a larger org
How this provider compares
Across 539 active internal medicine providers in Georgia.
NPI age
19 years
≈ at median (18 yr)
State licenses
1 state
20% of peers hold multiple states
Subspecialties
0
60% of peers hold subspecialties
NPI lifetime · 2006 → 2026
2006-12Enumerated in NPPES
2006
2026
Where they practice
Practice location
2004 Peachtree Rd Nw, Department Of Pulmonology
Atlanta, GA 303091404
Mailing address
3495 Piedmont Rd Ne, Nine Piedmont Center
Atlanta, GA 303051717
Specialties
-
Internal Medicine PrimaryAn internist who treats diseases of the lungs and airways. The pulmonologist diagnoses and treats cancer, pneumonia, pleurisy, asthma, occupational and environmental diseases, bronchitis, sleep disorders, emphysema and other complex...
Practice context
Part of a multi-provider practice. 1 other active provider shares this practice address in NPPES.
Recently enumerated nearby: 1 new internal medicine provider has been added in Atlanta in the last 180 days.
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- Confirm the NPI on NPPES.The CMS registry is the system of record. Open NPPES →
- Check the state license is currently active.State licensing boards publish current status; NPPES does not.
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