NPI age
8 years
Enumerated 2018-04-11
● Active
Type 1 · Individual
DR. Simon Lucas MacK, D.D.S.
MacK is 1 of 22 dentist providers in Longview and 1 of 9237 in Texas.
Primary specialty
Dentist
Plus 1 subspecialty
Licensed in
TX
1 state
Status
Active
No deactivations on record
Last NPPES update
2022-09-09
Source: monthly bulk 2026-05
Sole proprietor
No
May be part of a larger org
How this provider compares
Across 9237 active dentist providers in Texas.
NPI age
8 years
↓ 4 yr below median (12 yr)
State licenses
1 state
7% of peers hold multiple states
Subspecialties
1
In the 16% of peers with subspecialties
NPI lifetime · 2018 → 2026
2018-04Enumerated in NPPES
2018
2026
Where they practice
Practice location
3004 H.g. Mosley Pkwy
Longview, TX 75605
Mailing address
3004 H.g. Mosley Pkwy
Longview, TX 75605
Specialties
-
Dentist PrimaryA dentist is a person qualified by a doctorate in dental surgery (D.D.S.) or dental medicine (D.M.D.), licensed by the state to practice dentistry, and practicing within the scope of that license. There is no difference between the two...
-
Student in an Organized Health Care Education/Training ProgramAn individual who is enrolled in an organized health care education/training program leading to a degree, certification, registration, and/or licensure to provide health care.
Practice context
Solo or small practice. No other active providers share this practice address in NPPES.
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