Doctor profile · Federal record

Dr. Gregory Johnson, MD

Diagnostic Radiology Physician (CMS: Diagnostic Radiology) · Diagnostic Radiology Physician · Diagnostic Radiology Physician · Diagnostic Radiology Physician · Diagnostic Radiology Physician · Diagnostic Radiology Physician · Dallas, TX

  • NPI 1326025057
  • Accepts Medicare
  • 32 yrs in practice
  • Licensed in 6 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2825 Oak Lawn Ave Unit 192749
Dallas, TX 752194688
(844) 389-5711
fax (877) 880-2039

Credentials & registration

NPPES · NUCC
NPI registered
December 2005 — 21 yrs on file
Profile last updated
November 19, 2024
Year of graduation
1994 — 32 yrs since
Specialty taxonomy
2085R0202X — NUCC code
State licenses (6)
Washington #MD00044283 · Connecticut #66469 · Kentucky #54635 · Georgia #059314 · Texas #Q9645 · North Carolina #2005-01647

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1326025057. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
567
Distinct HCPCS
6
Medicare allowed
$29,356
HCPCS Description Services Patients Avg allowed
71260 Ct scan of chest with contrast 304 301 $55
71250 Ct scan of chest without contrast 148 147 $51
71260 Ct scan of chest with contrast 39 39 $55
71045 X-ray of chest, 1 view 34 31 $9
71250 Ct scan of chest without contrast 25 25 $51
74177 Ct scan of abdomen and pelvis with contrast 17 17 $86

In context: peer comparison

Among 159 peers in Dallas Diagnostic Radiology Physician, average services per provider: 121. This provider delivers 4.7× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Gregory Johnson's medical specialty?
Dr. Gregory Johnson practices Diagnostic Radiology Physician in Dallas, TX.
Where does Dr. Gregory Johnson practice?
Dr. Gregory Johnson practices at 2825 Oak Lawn Ave Unit 192749, Dallas, TX 752194688. Office phone: 8443895711.
What is Dr. Gregory Johnson's NPI?
Dr. Gregory Johnson's National Provider Identifier (NPI) is 1326025057, issued by NPPES.
Does Dr. Gregory Johnson accept Medicare assignment?
Yes. Dr. Gregory Johnson accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gregory Johnson commonly perform?
Top Medicare-reported procedures in 2023: Ct scan of chest with contrast (HCPCS 71260); Ct scan of chest without contrast (HCPCS 71250); Ct scan of chest with contrast (HCPCS 71260). Source: CMS Medicare Physician & Other Practitioners file.