Doctor profile · Federal record

Dr. Leonard Zawodniak, M.D.

Diagnostic Radiology Physician (CMS: Diagnostic Radiology) · East Brunswick, NJ

  • NPI 1144225202
  • Accepts Medicare
  • MIPS 78.8 / 100 · 2023
  • 40 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
579A Cranbury RD
East Brunswick, NJ 088165426
(732) 390-0040
fax (732) 390-1856

Credentials & registration

NPPES · NUCC
NPI registered
June 2005 — 21 yrs on file
Profile last updated
November 25, 2014
Year of graduation
1986 — 40 yrs since
Specialty taxonomy
2085R0202X — NUCC code
State license (1)
New Jersey #25MA05119000
Medicaid
NJ #5237602

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1144225202. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
27,281
Distinct HCPCS
10
Medicare allowed
$341,034
HCPCS Description Services Patients Avg allowed
A9575 Injection, gadoterate meglumine, 0.1 ml 14,940 83 $0
Q9967 Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml 7,545 73 $0
70450 Ct scan head or brain without contrast 841 734 $42
71045 X-ray of chest, 1 view 289 268 $9
72125 Ct scan of upper spine without contrast 216 211 $49
74177 Ct scan of abdomen and pelvis with contrast 172 169 $92
70551 Mri scan of brain without contrast 155 153 $75
G0279 Diagnostic digital breast tomosynthesis, unilateral or bilateral (list separately in addition to 77065 or 77066) 153 152 $59
72148 Mri scan of lower spinal canal without contrast 148 99 $148
74176 Ct scan of abdomen and pelvis without contrast 142 140 $88

In context: peer comparison

Among 46 peers in this city , average services per provider: 375. This provider delivers 73× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Leonard Zawodniak's medical specialty?
Dr. Leonard Zawodniak practices Diagnostic Radiology Physician in East Brunswick, NJ.
Where does Dr. Leonard Zawodniak practice?
Dr. Leonard Zawodniak practices at 579A Cranbury RD, East Brunswick, NJ 088165426. Office phone: 7323900040.
What is Dr. Leonard Zawodniak's NPI?
Dr. Leonard Zawodniak's National Provider Identifier (NPI) is 1144225202, issued by NPPES.
Does Dr. Leonard Zawodniak accept Medicare assignment?
Yes. Dr. Leonard Zawodniak accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Leonard Zawodniak 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); Ct scan head or brain without contrast (HCPCS 70450). Source: CMS Medicare Physician & Other Practitioners file.