NPI age
18 years
Enumerated 2008-01-04
● Active
Type 1 · Individual
Carl P. Middleton, MD
Middleton is 1 of 137 internal medicine providers in Irving and 1 of 12343 in Texas.
Primary specialty
Internal Medicine
Plus 1 subspecialty
Licensed in
TX
1 state
Status
Active
No deactivations on record
Last NPPES update
2026-03-02
Source: monthly bulk 2026-05
Sole proprietor
No
May be part of a larger org
How this provider compares
Across 12343 active internal medicine providers in Texas.
NPI age
18 years
≈ at median (17 yr)
State licenses
1 state
12% of peers hold multiple states
Subspecialties
1
In the 33% of peers with subspecialties
NPI lifetime · 2008 → 2026
2008-01Enumerated in NPPES
2008
2026
Where they practice
Practice location
6121 N Hwy 161
Irving, TX 750382265
Mailing address
Po Box 845347
Dallas, TX 752847208
Specialties
-
Internal Medicine PrimaryA 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,...
-
HospitalistHospitalists are physicians whose primary professional focus is the general medical care of hospitalized patients. Their activities include patient care, teaching, research, and leadership related to Hospital Medicine. The term...
Identifiers
| Type | Value | Notes |
|---|---|---|
| 05 (TX) | 197324003 | |
| 05 (TX) | 197324005 | |
| 01 (TX) | 75-2966610 | TAX IDENTIFICATION NUMBER |
| 05 (TX) | 156122701 | |
| 05 (TX) | 197324004 |
Practice context
Solo or small practice. No other active providers share this practice address in NPPES.
Recently enumerated nearby: 1 new internal medicine provider has been added in Irving in the last 180 days.
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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.