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William Sadler, DDS
NPI 1578574976 · General Practice Dentistry · Dallas, TX
William Sadler, DDS is a General Practice Dentistry provider in Dallas, TX (NPI 1578574976).
Provider details
- NPI number
- 1578574976
- Entity type
- Individual
- Primary specialty
- General Practice DentistryDental Providers
- Credential
- DDS
- Sex
- Male
- Sole proprietor
- Yes
- License
- 16388 (TX)
Specialties & taxonomies
Dental Providers
Profile Score
Detailed profile(91/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 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
8226 Douglas Ave
Ste. 645
Dallas, TX 75225-5943
Phone: (214) 369-6340
Fax: (214) 369-6827
Street-level locationGet directions
Mailing address
4137 Stanhope St
Dallas, TX 75205-1658
Registry dates
- Enumerated
- 2006-08-10
- Last updated
- 2007-07-08
Frequently asked questions
- What is William Sadler's NPI number?
- William Sadler's National Provider Identifier (NPI) is 1578574976, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Sadler's specialty?
- William Sadler is listed in the NPPES registry with a primary specialty of General Practice Dentistry (Dental Providers).
- Where is William Sadler located?
- William Sadler's practice location on file with NPPES is 8226 Douglas Ave, Dallas, TX 75225-5943.
- What is William Sadler's phone number?
- The practice phone number listed in the NPPES registry for William Sadler is (214) 369-6340.
- Is William Sadler's NPI active?
- Yes — William Sadler's NPI (1578574976) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.