Doctor profile · Federal record

Dr. William Dawson, M.D.

Diagnostic Radiology Physician (CMS: Diagnostic Radiology) · Marrero, LA

  • NPI 1821291915
  • Accepts Medicare
  • MIPS 88.9 / 100 · 2023
  • 20 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1111 Medical Center Blvd, Suite N-108
Marrero, LA 700723151
(504) 349-1461
fax (504) 349-1461

Credentials & registration

NPPES · NUCC
NPI registered
June 2007 — 19 yrs on file
Profile last updated
June 14, 2012
Year of graduation
2006 — 20 yrs since
Specialty taxonomy
2085R0202X — NUCC code
State license (1)
Louisiana #205371

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1821291915. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
748
Distinct HCPCS
10
Medicare allowed
$27,855
HCPCS Description Services Patients Avg allowed
71045 X-ray of chest, 1 view 256 203 $9
70450 Ct scan head or brain without contrast 93 85 $40
71046 X-ray of chest, 2 views 67 67 $10
99152 Use of a drug to induce depression of consciousness by physician performing a procedure (5 years or older), initial 15 minutes 41 38 $12
32555 Aspiration of fluid from chest cavity using imaging guidance 40 24 $110
74018 X-ray of abdomen, 1 view 39 36 $9
78815 Nuclear medicine study from skull base to mid-thigh with ct scan 33 31 $114
71250 Ct scan of chest without contrast 27 27 $51
74176 Ct scan of abdomen and pelvis without contrast 27 27 $84
74177 Ct scan of abdomen and pelvis with contrast 22 22 $84

In context: peer comparison

Among 5 peers in this city , average services per provider: 44. This provider delivers 17× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,099
Transactions
31
Manufacturers
14
Payer (manufacturer) Industry Txns Amount
TriSalus Life Sciences, Inc. 13 $520.56
Boston Scientific Corporation 1 $147.92
Penumbra, Inc. 1 $144.63
AstraZeneca Pharmaceuticals LP 3 $67.31
Lilly USA, LLC 2 $46.71
Astellas Pharma US Inc 2 $37.75
Canon Medical Systems USA, Inc. 2 $26.75
Pharmacosmos Therapeutics Inc. 1 $17.56
ADC Therapeutics America, Inc. 1 $17.20
Novartis Pharmaceuticals Corporation 1 $16.08
Imperative Care, Inc 1 $14.51
Mirati Therapeutics, Inc. 1 $14.19
Medtronic, Inc. 1 $14.00
Eisai Inc. 1 $13.49

By nature of payment

Food and Beverage
$1,099

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. William Dawson's medical specialty?
Dr. William Dawson practices Diagnostic Radiology Physician in Marrero, LA.
Where does Dr. William Dawson practice?
Dr. William Dawson practices at 1111 Medical Center Blvd, Marrero, LA 700723151. Office phone: 5043491461.
What is Dr. William Dawson's NPI?
Dr. William Dawson's National Provider Identifier (NPI) is 1821291915, issued by NPPES.
Does Dr. William Dawson accept Medicare assignment?
Yes. Dr. William Dawson accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Dawson commonly perform?
Top Medicare-reported procedures in 2023: X-ray of chest, 1 view (HCPCS 71045); Ct scan head or brain without contrast (HCPCS 70450); X-ray of chest, 2 views (HCPCS 71046). Source: CMS Medicare Physician & Other Practitioners file.