NPI age
20 years
Enumerated 2006-02-23
● Active
Type 1 · Individual
DR. Mark Anthony Troxler, DO
Troxler is 1 of 1 internal medicine providers in McKinney and 1 of 21 in Texas.
Primary specialty
Internal Medicine
Plus 2 subspecialties
Licensed in
TX, OK
2 states
Status
Active
No deactivations on record
Last NPPES update
2020-07-20
Source: monthly bulk 2026-05
Sole proprietor
No
May be part of a larger org
How this provider compares
Across 21 active internal medicine providers in Texas.
NPI age
20 years
↑ 6 yr above median (14 yr)
State licenses
2 states
Top 81% — 19% of peers are multi-state
Subspecialties
2
In the 33% of peers with subspecialties
NPI lifetime · 2006 → 2026
2006-02Enumerated in NPPES
2006
2026
Where they practice
Practice location
7651 Eldorado Pkwy Ste 100
McKinney, TX 750701735
Mailing address
5056 Castle Creek Ln
Plano, TX 750934066
Specialties
-
Internal Medicine PrimaryAn internist trained to be responsible for continuous care in the field of sports medicine, not only for the enhancement of health and fitness, but also for the prevention of injury and illness. A sports medicine physician must have...
-
Emergency MedicineAn emergency physician focuses on the immediate decision making and action necessary to prevent death or any further disability both in the pre-hospital setting by directing emergency medical technicians and in the emergency department....
-
Internal MedicineA physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer,...
Identifiers
| Type | Value | Notes |
|---|---|---|
| 05 (TX) | 393249302 |
Multi-state credentialing: Licensed in 2 states. Useful context for credentialers building cross-state provider networks.
Practice context
Part of a multi-provider practice. 1 other active provider shares 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.