Gregory Lloyd Johnson, MD
NPI 1326025057ActiveIndividual· Radiology, Diagnostic Radiology· Dallas, TX
Radiology, Diagnostic Radiology (MD) in Dallas, Texas, trained at State University of New York Downstate Medical Center (class of 1994). Medicare paid $64,797 for services to 1,467 patients in 2024.
Overview
| NPI | 1326025057 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Dec 23, 2005 |
| Last updated in NPPES | Apr 23, 2026 |
| Certified by provider | Apr 23, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Radiology, Diagnostic Radiology Primary | 2085R0202X | MD00044283 | WA |
| Radiology, Diagnostic Radiology | 2085R0202X | 059314 | GA |
| Radiology, Diagnostic Radiology | 2085R0202X | 2005-01647 | NC |
| Radiology, Diagnostic Radiology | 2085R0202X | 35.137915 | OH |
| Radiology, Diagnostic Radiology | 2085R0202X | 66469 | CT |
| Radiology, Diagnostic Radiology | 2085R0202X | 54635 | KY |
| Radiology, Diagnostic Radiology | 2085R0202X | Q9645 | TX |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Diagnostic Radiology (WA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 1,467 |
|---|---|
| Services billed | 1,724 across 15 procedure codes |
| Paid by Medicare | $64,797 |
Education and affiliations
| Medical school | State University of New York Downstate Medical Center |
|---|---|
| Graduation year | 1994 |
| Medicare specialty | Diagnostic Radiology |
Medical group
- Osu Radiology LLCColumbus, OH · 191 clinicians
Hospital affiliations
- Northshore University Healthsystem - Evanston HospitalEvanston, IL
- Ohio State University State Health SystemColumbus, OH
- Stanford Health CareStanford, CA
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other diagnostic radiologists in Dallas
- 1003819426
- 1093164816
- 1194705301
- 1437158581
- 1518429448
- 1831754241
- 1003136490
- 1023437175
- 1043327026
- 1043449101
- 1053551333
- 1063907533
All 526 diagnostic radiologists in Dallas · All diagnostic radiologists in Texas