NPI age
20 years
Enumerated 2005-07-21
● Active
Type 1 · Individual
Michael L Gregg, MD
Gregg is 1 of 504 radiology providers in Dallas and 1 of 3776 in Texas.
Primary specialty
Radiology
Plus 1 subspecialty
Licensed in
OH
1 state
Status
Active
No deactivations on record
Last NPPES update
2015-12-17
Source: monthly bulk 2026-05
Sole proprietor
No
May be part of a larger org
How this provider compares
Across 3776 active radiology providers in Texas.
NPI age
20 years
≈ at median (19 yr)
State licenses
1 state
18% of peers hold multiple states
Subspecialties
1
In the 36% of peers with subspecialties
NPI lifetime · 2005 → 2026
2005-07Enumerated in NPPES
2005
2026
Where they practice
Practice location
4055 Valley View Ln
Dallas, TX 752445074
Mailing address
4055 Valley View Ln
Dallas, TX 752445074
Specialties
-
Radiology PrimaryA radiologist who utilizes x-ray, radionuclides, ultrasound and electromagnetic radiation to diagnose and treat disease.
-
General PracticeA physician who specializes in the general practice of diagnosing, treating, and managing patients with a variety of illnesses and conditions.
Identifiers
| Type | Value | Notes |
|---|---|---|
| 05 (OH) | 0878233 |
Practice context
Part of a multi-provider practice. 109 other active providers share this practice address in NPPES.
Recently enumerated nearby: 2 new radiology providers have been added in Dallas 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.