NPI age
14 years
Enumerated 2011-08-16
● Active Type 2 · Organization
Texoma Pulmonary & Sleep Specialist PA
Texoma Pulmonary & Sleep Specialist PA is 1 of 1318 internal medicine organizations in Texas.
Primary specialty
Internal Medicine
Practice locations
1
0 secondary on file
Status
Active
No deactivations on record
Authorized official
Wynn
Owner
Last NPPES update
2026-03-01
Source: monthly bulk 2026-05
How this organization compares
Across 1318 active internal medicine providers in Texas.
NPI age
14 years
↓ 4 yr below median
Practice locations
1
0 secondary on file
Subspecialties
0
NPI lifetime · 2011 → 2026
2011-08Enumerated in NPPES
2011
2026
Where they practice
Primary practice location
101 N Us Highway 75
Denison, TX 750201544
Mailing address
Po Box 3049
Sherman, TX 750913049
Authorized official
Don Tuan Wynn, MD
Owner
📞 9038153953
Individual providers at this organization
2 individual providers on file at this primary practice address.
- Matthew Jackman, DPM Podiatrist NPI 1386619716
- Don Wynn, M.D. Internal Medicine NPI 1750582458
Specialties
-
Internal Medicine PrimaryAn internist who treats diseases of the lungs and airways. The pulmonologist diagnoses and treats cancer, pneumonia, pleurisy, asthma, occupational and environmental diseases, bronchitis, sleep disorders, emphysema and other complex...
Practice context
Multi-provider organization. 2 individual providers on file at this primary address.
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- Confirm the NPI on NPPES.The CMS registry is the system of record. Open NPPES →
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