NPI age
19 years
Enumerated 2006-09-01
● Active
Type 1 · Individual
DR. Larry Martin Wiertz, M.D.
Wiertz is 1 of 11 internal medicine providers in Tyler and 1 of 935 in Texas.
Primary specialty
Internal Medicine
Licensed in
TX
1 state
Status
Active
No deactivations on record
Last NPPES update
2010-01-13
Source: monthly bulk 2026-05
Sole proprietor
Yes
Solo practice on file
How this provider compares
Across 935 active internal medicine providers in Texas.
NPI age
19 years
≈ at median (18 yr)
State licenses
1 state
15% of peers hold multiple states
Subspecialties
0
38% of peers hold subspecialties
NPI lifetime · 2006 → 2026
2006-09Enumerated in NPPES
2006
2026
Where they practice
Practice location
7516 Hollytree Dr
Tyler, TX 757030928
Mailing address
7516 Hollytree Dr
Tyler, TX 757030928
Specialties
-
Internal Medicine PrimaryAn internist who concentrates on disorders of the internal (endocrine) glands such as the thyroid and adrenal glands. This specialist also deals with disorders such as diabetes, metabolic and nutritional disorders, obesity, pituitary...
Identifiers
| Type | Value | Notes |
|---|---|---|
| 01 (TX) | RAILROAD MEDICARE | 827113008 |
| 01 (TX) | P00404433 | RAILOAD MEDICARE |
| 05 (TX) | 128562906 |
Practice context
Solo or small practice. No other active providers share this practice address in NPPES. This provider is listed as a sole proprietor.
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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.
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