NPI age
6 years
Enumerated 2020-04-20
● Active
Type 1 · Individual
Stephen Kyle Hartzog, DMD
Hartzog is 1 of 6 dentist providers in Lewisville and 1 of 1797 in Texas.
Primary specialty
Dentist
Licensed in
TX
1 state
Status
Active
No deactivations on record
Last NPPES update
2023-02-06
Source: monthly bulk 2026-05
Sole proprietor
Yes
Solo practice on file
How this provider compares
Across 1797 active dentist providers in Texas.
NPI age
6 years
↓ 8 yr below median (14 yr)
State licenses
1 state
10% of peers hold multiple states
Subspecialties
0
25% of peers hold subspecialties
NPI lifetime · 2020 → 2026
2020-04Enumerated in NPPES
2020
2026
Where they practice
Practice location
501 S Stemmons Fwy
Lewisville, TX 750674562
Mailing address
5619 Belmont Ave Apt 4222
Dallas, TX 752066893
Specialties
-
Dentist PrimaryAn age-defined specialty that provides both primary and comprehensive preventive and therapeutic oral health care for infants and children through adolescence, including those with special health care needs.
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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- 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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