NPI age
3 years
Enumerated 2022-12-19
● Active
Type 1 · Individual
DR. Russell Tennyson Toll, PHD
Toll is 1 of 1 specialist/technologist, other providers in Southlake and 1 of 3 in Texas.
Primary specialty
Specialist/Technologist, Other
Plus 2 subspecialties
Licensed in
—
0 states
Status
Active
No deactivations on record
Last NPPES update
2025-08-28
Source: monthly bulk 2026-05
Sole proprietor
No
May be part of a larger org
How this provider compares
Across 3 active specialist/technologist, other providers in Texas.
NPI age
3 years
↓ 2 yr below median (5 yr)
State licenses
1 state
0% of peers hold multiple states
Subspecialties
2
In the 66% of peers with subspecialties
NPI lifetime · 2022 → 2026
2022-12Enumerated in NPPES
2022
2026
Where they practice
Practice location
771 E Southlake Blvd Ste 222
Southlake, TX 760927065
Mailing address
771 E Southlake Blvd Ste 222
Southlake, TX 760927065
Specialties
-
Specialist/Technologist, Other PrimaryNone
-
Specialist/TechnologistGeneral classification identifying individuals who are trained on a specific piece of equipment or technical procedure.
-
Specialist/Technologist, OtherDefinition to come...
Practice context
Part of a multi-provider practice. 2 other active providers share this practice address in NPPES.
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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.
- Confirm payer enrollment if billing.NPI presence does not guarantee active enrollment with Medicare, Medicaid, or commercial payers.