NPI age
7 years
Enumerated 2019-04-08
● Active
Type 1 · Individual
Samuel Duggins Leonard, MD
Leonard is 1 of 81 surgery providers in Houston and 1 of 489 in Texas.
Primary specialty
Surgery
Plus 1 subspecialty
Licensed in
TX
1 state
Status
Active
No deactivations on record
Last NPPES update
2025-06-04
Source: monthly bulk 2026-05
Sole proprietor
No
May be part of a larger org
How this provider compares
Across 489 active surgery providers in Texas.
NPI age
7 years
↓ 10 yr below median (17 yr)
State licenses
1 state
16% of peers hold multiple states
Subspecialties
1
In the 49% of peers with subspecialties
NPI lifetime · 2019 → 2026
2019-04Enumerated in NPPES
2019
2026
Where they practice
Practice location
6400 Fannin St Ste 2850
Houston, TX 770301540
Mailing address
6400 Fannin St Ste 2850
Houston, TX 770301540
Additional practice locations
1 secondary location on file with NPPES.
Location 2
5002 Cowhorn Creek Rd Ste 2109
Texarkana, TX 755039766
Specialties
-
Surgery PrimaryA surgeon with expertise in the management of surgical disorders of the blood vessels, excluding the intracranial vessels or the heart.
-
Student in an Organized Health Care Education/Training ProgramAn individual who is enrolled in an organized health care education/training program leading to a degree, certification, registration, and/or licensure to provide health care.
Practice context
Part of a multi-provider practice. 16 other active providers share this practice address in NPPES.
Provyx · Custom healthcare lists
Need all 489 Surgery providers in Texas?
Get the full list as a CSV with verified work emails, direct phones, and LinkedIn URLs.
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.