Doctor profile · Federal record

Dr. Oussama Nachar, M.D, PH.D

Diagnostic Radiology Physician (CMS: Diagnostic Radiology) · Nuclear Medicine Physician · Nuclear Medicine Physician · Edinburg, TX

  • NPI 1174575583
  • Accepts Medicare
  • 31 yrs in practice
  • Licensed in 2 states
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
5501 S McColl RD
Edinburg, TX 785395503
(956) 661-7100
Mailing address
3401 San Roman St
Mission, TX 785727532

Credentials & registration

NPPES · NUCC
NPI registered
May 2006 — 20 yrs on file
Profile last updated
March 1, 2022
Year of graduation
1995 — 31 yrs since
Specialty taxonomy
2085R0202X — NUCC code
State licenses (2)
Texas #K8800 · Louisiana #MD.14005R
Medicaid
LA #1188042

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1174575583. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
3,378
Distinct HCPCS
10
Medicare allowed
$113,337
HCPCS Description Services Patients Avg allowed
Q9967 Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml 2,580 81 $0
78815 Nuclear medicine study from skull base to mid-thigh with ct scan 92 80 $109
74176 Ct scan of abdomen and pelvis without contrast 91 90 $129
71250 Ct scan of chest without contrast 87 83 $66
78306 Nuclear medicine study of bone and/or joint whole body 72 67 $38
74177 Ct scan of abdomen and pelvis with contrast 68 66 $235
74178 Ct scan of abdomen and pelvis before and after contrast 45 45 $246
A4641 Radiopharmaceutical, diagnostic, not otherwise classified 40 40 $207
71260 Ct scan of chest with contrast 32 31 $67
78264 Nuclear medicine study of stomach to assess emptying 28 28 $36

In context: peer comparison

Among 4 peers in this city , average services per provider: 163. This provider delivers 21× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Oussama Nachar's medical specialty?
Dr. Oussama Nachar practices Diagnostic Radiology Physician in Edinburg, TX.
Where does Dr. Oussama Nachar practice?
Dr. Oussama Nachar practices at 5501 S McColl RD, Edinburg, TX 785395503. Office phone: 9566617100.
What is Dr. Oussama Nachar's NPI?
Dr. Oussama Nachar's National Provider Identifier (NPI) is 1174575583, issued by NPPES.
Does Dr. Oussama Nachar accept Medicare assignment?
Yes. Dr. Oussama Nachar accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Oussama Nachar commonly perform?
Top Medicare-reported procedures in 2023: Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml (HCPCS Q9967); Nuclear medicine study from skull base to mid-thigh with ct scan (HCPCS 78815); Ct scan of abdomen and pelvis without contrast (HCPCS 74176). Source: CMS Medicare Physician & Other Practitioners file.