Doctor profile · Federal record

Dr. William McCullough, M.D.

Diagnostic Radiology Physician (CMS: Diagnostic Radiology) · Pediatric Radiology Physician · Santa Clara, CA

  • NPI 1184617664
  • Accepts Medicare
  • 27 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
700 Lawrence Expy
Santa Clara, CA 950515173
(408) 851-5062

Credentials & registration

NPPES · NUCC
NPI registered
August 2005 — 21 yrs on file
Profile last updated
December 17, 2021
Year of graduation
1999 — 27 yrs since
Specialty taxonomy
2085R0202X — NUCC code
State license (1)
California #C151779

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1184617664. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
68
Distinct HCPCS
3
Medicare allowed
$1,327
HCPCS Description Services Patients Avg allowed
71045 X-ray of chest, 1 view 38 29 $10
70450 Ct scan head or brain without contrast 18 18 $45
71046 X-ray of chest, 2 views 12 12 $12

In context: peer comparison

Among 9 peers in Santa Clara Diagnostic Radiology Physician, average services per provider: 27. This provider delivers 2.5× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. William McCullough's medical specialty?
Dr. William McCullough practices Diagnostic Radiology Physician in Santa Clara, CA.
Where does Dr. William McCullough practice?
Dr. William McCullough practices at 700 Lawrence Expy, Santa Clara, CA 950515173. Office phone: 4088515062.
What is Dr. William McCullough's NPI?
Dr. William McCullough's National Provider Identifier (NPI) is 1184617664, issued by NPPES.
Does Dr. William McCullough accept Medicare assignment?
Yes. Dr. William McCullough accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William McCullough 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.