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Stephen Hartzog, DMD
NPI 1518587518 · Pediatric Dentistry · Lewisville, TX
Stephen Hartzog, DMD is a Pediatric Dentistry provider in Lewisville, TX (NPI 1518587518).
Provider details
- NPI number
- 1518587518
- Entity type
- Individual
- Primary specialty
- Pediatric DentistryDental Providers
- Credential
- DMD
- Sex
- Male
- Sole proprietor
- Yes
- License
- 39244 (TX)
Specialties & taxonomies
Dental Providers
Profile Score
Established profile(64/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
6 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
501 S Stemmons Fwy
Lewisville, TX 75067-4562
Phone: (972) 436-9121
Street-level locationGet directions
Mailing address
5619 Belmont Ave Apt 4222
Dallas, TX 75206-6893
Registry dates
- Enumerated
- 2020-04-20
- Last updated
- 2023-02-06
- Certified
- 2023-02-06
Frequently asked questions
- What is Stephen Hartzog's NPI number?
- Stephen Hartzog's National Provider Identifier (NPI) is 1518587518, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Stephen Hartzog's specialty?
- Stephen Hartzog is listed in the NPPES registry with a primary specialty of Pediatric Dentistry (Dental Providers).
- Where is Stephen Hartzog located?
- Stephen Hartzog's practice location on file with NPPES is 501 S Stemmons Fwy, Lewisville, TX 75067-4562.
- What is Stephen Hartzog's phone number?
- The practice phone number listed in the NPPES registry for Stephen Hartzog is (972) 436-9121.
- Is Stephen Hartzog's NPI active?
- Yes — Stephen Hartzog's NPI (1518587518) is active in the NPPES registry as of the last update on 2023-02-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.