Doctor profile · Federal record

Dr. William Chu, M.D.

Diagnostic Radiology Physician (CMS: Diagnostic Radiology) · Body Imaging Physician · Nuclear Radiology Physician · Vascular & Interventional Radiology Physician · Diagnostic Ultrasound Physician · Baldwin Park, CA

  • NPI 1124018551
  • 46 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
14148 Francisquito Ave
Baldwin Park, CA 917066120
(213) 626-7816
fax (213) 621-7787
Mailing address
Po Box 18989
Anaheim, CA 928178989

Credentials & registration

NPPES · NUCC
NPI registered
October 2005 — 21 yrs on file
Profile last updated
September 30, 2015
Year of graduation
1980 — 46 yrs since
Specialty taxonomy
2085R0202X — NUCC code
State license (1)
California #A38858
Medicaid
CA #00A388582

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1124018551. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
4,113
Distinct HCPCS
10
Medicare allowed
$81,209
HCPCS Description Services Patients Avg allowed
71045 X-ray of chest, 1 view 2,504 682 $9
74018 X-ray of abdomen, 1 view 217 138 $9
74176 Ct scan of abdomen and pelvis without contrast 194 145 $82
70450 Ct scan head or brain without contrast 166 144 $40
93970 Ultrasound study of arm or leg veins with compression and maneuvers 113 98 $33
76700 Complete ultrasound scan of abdomen 89 81 $38
71046 X-ray of chest, 2 views 78 69 $10
71250 Ct scan of chest without contrast 66 59 $51
76604 Ultrasound scan of chest 65 44 $27
93971 Ultrasound study of one arm or leg veins with compression and maneuvers 54 48 $21

In context: peer comparison

Among 2 peers in Baldwin Park Diagnostic Radiology Physician, average services per provider: 111. This provider delivers 37× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. William Chu's medical specialty?
Dr. William Chu practices Diagnostic Radiology Physician in Baldwin Park, CA.
Where does Dr. William Chu practice?
Dr. William Chu practices at 14148 Francisquito Ave, Baldwin Park, CA 917066120. Office phone: 2136267816.
What is Dr. William Chu's NPI?
Dr. William Chu's National Provider Identifier (NPI) is 1124018551, issued by NPPES.
Does Dr. William Chu accept Medicare assignment?
Dr. William Chu does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. William Chu commonly perform?
Top Medicare-reported procedures in 2023: X-ray of chest, 1 view (HCPCS 71045); X-ray of abdomen, 1 view (HCPCS 74018); Ct scan of abdomen and pelvis without contrast (HCPCS 74176). Source: CMS Medicare Physician & Other Practitioners file.