NPI age
13 years
Enumerated 2012-07-30
● Active
Type 1 · Individual
John Stephen Hasak, ATC, LAT
Hasak is 1 of 7 specialist providers in McDonough and 1 of 1881 in Georgia.
Primary specialty
Specialist
Licensed in
GA
1 state
Status
Active
No deactivations on record
Last NPPES update
2015-10-08
Source: monthly bulk 2026-05
Sole proprietor
Yes
Solo practice on file
How this provider compares
Across 1881 active specialist providers in Georgia.
NPI age
13 years
↓ 6 yr below median (19 yr)
State licenses
1 state
1% of peers hold multiple states
Subspecialties
0
7% of peers hold subspecialties
NPI lifetime · 2012 → 2026
2012-07Enumerated in NPPES
2012
2026
Where they practice
Practice location
301 Tunis Rd
McDonough, GA 302534204
Mailing address
5109 Haddon Pl
McDonough, GA 302536933
Specialties
-
Specialist PrimaryAn individual educated and trained in an applied knowledge discipline used in the performance of work at a level requiring knowledge and skills beyond or apart from that provided by a general education or liberal arts degree.
Practice context
Solo or small practice. No other active providers share this practice address in NPPES. This provider is listed as a sole proprietor.
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