NPI age
14 years
Enumerated 2011-06-13
● Active
Type 1 · Individual
DR. Mary Lynn Williams, D.D.S.
Williams is 1 of 2072 dentist providers in Houston and 1 of 15661 in Texas.
Primary specialty
Dentist
Licensed in
TX
1 state
Status
Active
No deactivations on record
Last NPPES update
2011-06-13
Source: monthly bulk 2026-05
Sole proprietor
Yes
Solo practice on file
How this provider compares
Across 15661 active dentist providers in Texas.
NPI age
14 years
≈ at median (14 yr)
State licenses
1 state
5% of peers hold multiple states
Subspecialties
0
13% of peers hold subspecialties
NPI lifetime · 2011 → 2026
2011-06Enumerated in NPPES
2011
2026
Where they practice
Practice location
1436 W Gray St
Houston, TX 770194927
Mailing address
1436 W Gray St
Houston, TX 770194927
Specialties
-
Dentist PrimaryA general dentist is the primary dental care provider for patients of all ages. The general dentist is responsible for the diagnosis, treatment, management and overall coordination of services related to patients' oral health needs.
Practice context
Part of a multi-provider practice. 1 other active provider shares this practice address in NPPES.
Recently enumerated nearby: 11 new dentist providers have been added in Houston in the last 180 days.
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Request a quote →How to verify this provider
- 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.
- Confirm payer enrollment if billing.NPI presence does not guarantee active enrollment with Medicare, Medicaid, or commercial payers.