Doctor profile · Federal record

Dr. David Wu, M.D.

Diagnostic Radiology Physician (CMS: Diagnostic Radiology) · Diagnostic Radiology Physician · McHenry, IL

  • NPI 1477538874
  • Accepts Medicare
  • MIPS 94.8 / 100 · 2023
  • 32 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
4201 W Medical Center Dr
McHenry, IL 600508409
(815) 334-5566
fax (815) 759-4008
Additional location
9930 Watson RD
Saint Louis, MO 631261845
(314) 984-8827
fax (314) 984-0736

Credentials & registration

NPPES · NUCC
NPI registered
December 2005 — 21 yrs on file
Profile last updated
November 9, 2023
Year of graduation
1994 — 32 yrs since
Specialty taxonomy
2085R0202X — NUCC code
State licenses (2)
Illinois #036107738 · Missouri #2001002823
Medicaid
MO #205715006

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1477538874. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
5,958
Distinct HCPCS
10
Medicare allowed
$84,946
HCPCS Description Services Patients Avg allowed
A9575 Injection, gadoterate meglumine, 0.1 ml 2,400 14 $0
Q9967 Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml 1,080 24 $0
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg 616 70 $1
Q9966 Low osmolar contrast material, 200-299 mg/ml iodine concentration, per ml 466 69 $0
70450 Ct scan head or brain without contrast 163 161 $39
71045 X-ray of chest, 1 view 122 114 $9
74177 Ct scan of abdomen and pelvis with contrast 114 113 $86
74176 Ct scan of abdomen and pelvis without contrast 96 96 $83
71046 X-ray of chest, 2 views 73 72 $10
72125 Ct scan of upper spine without contrast 58 56 $47

In context: peer comparison

Among 18 peers in McHenry Diagnostic Radiology Physician, average services per provider: 84. This provider delivers 71× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. David Wu's medical specialty?
Dr. David Wu practices Diagnostic Radiology Physician in McHenry, IL.
Where does Dr. David Wu practice?
Dr. David Wu practices at 4201 W Medical Center Dr, McHenry, IL 600508409. Office phone: 8153345566.
What is Dr. David Wu's NPI?
Dr. David Wu's National Provider Identifier (NPI) is 1477538874, issued by NPPES.
Does Dr. David Wu accept Medicare assignment?
Yes. Dr. David Wu accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. David Wu commonly perform?
Top Medicare-reported procedures in 2023: Injection, gadoterate meglumine, 0.1 ml (HCPCS A9575); Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml (HCPCS Q9967); Injection, triamcinolone acetonide, not otherwise specified, 10 mg (HCPCS J3301). Source: CMS Medicare Physician & Other Practitioners file.