Mary Williams, D.D.S.
NPI 1497040950 · General Practice Dentistry · Houston, TX
Enrolled with Medicare as Order and Referring Only - Dentist · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Mary Williams, D.D.S. is a General Practice Dentistry provider in Houston, TX (NPI 1497040950).
Provider details
- NPI number
- 1497040950
- Entity type
- Individual
- Primary specialty
- General Practice DentistryDental Providers
- Credential
- D.D.S.
- Sex
- Female
- Sole proprietor
- Yes
- License
- 19144 (TX)
Specialties & taxonomies
Dental Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
15 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
Mailing address
Registry dates
- Enumerated
- 2011-06-13
- Last updated
- 2011-06-13
Frequently asked questions
- What is Mary Williams's NPI number?
- Mary Williams's National Provider Identifier (NPI) is 1497040950, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mary Williams's specialty?
- Mary Williams is listed in the NPPES registry with a primary specialty of General Practice Dentistry (Dental Providers).
- Where is Mary Williams located?
- Mary Williams's practice location on file with NPPES is 1436 W Gray St, Houston, TX 77019-4927.
- What is Mary Williams's phone number?
- The practice phone number listed in the NPPES registry for Mary Williams is (713) 521-3131.
- Does Mary Williams accept Medicare?
- Mary Williams is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Mary Williams's NPI active?
- Yes — Mary Williams's NPI (1497040950) is active in the NPPES registry as of the last update on 2011-06-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.