Doctor profile · Federal record

Dr. William Louie, MD

Diagnostic Radiology Physician (CMS: Diagnostic Radiology) · New York, NY

  • NPI 1336141183
  • Accepts Medicare
  • MIPS 74.5 / 100 · 2023
  • 38 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
61 E 77Th St
New York, NY 100211817
(212) 772-3111
fax (212) 861-1796
Mailing address
61 E 77Th St
New York, NY 100751817

Credentials & registration

NPPES · NUCC
NPI registered
August 2005 — 21 yrs on file
Profile last updated
March 5, 2026
Year of graduation
1988 — 38 yrs since
Specialty taxonomy
2085R0202X — NUCC code
State license (1)
New York #178751
Medicaid
NY #02233892

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1336141183. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
35,317
Distinct HCPCS
10
Medicare allowed
$346,071
HCPCS Description Services Patients Avg allowed
A9575 Injection, gadoterate meglumine, 0.1 ml 26,930 154 $0
Q9967 Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml 6,760 80 $0
72148 Mri scan of lower spinal canal without contrast 272 261 $219
70551 Mri scan of brain without contrast 235 231 $232
72141 Mri scan of upper spinal canal without contrast 140 134 $190
70450 Ct scan head or brain without contrast 127 122 $119
70553 Mri scan of brain before and after contrast 117 112 $371
72100 X-ray of lower and sacral spine, 2-3 views 97 96 $47
70486 Ct scan of face without contrast 79 76 $149
72131 Ct scan of lower spine without contrast 63 60 $137

In context: peer comparison

Among 315 peers in this city , average services per provider: 372. This provider delivers 95× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. William Louie's medical specialty?
Dr. William Louie practices Diagnostic Radiology Physician in New York, NY.
Where does Dr. William Louie practice?
Dr. William Louie practices at 61 E 77Th St, New York, NY 100211817. Office phone: 2127723111.
What is Dr. William Louie's NPI?
Dr. William Louie's National Provider Identifier (NPI) is 1336141183, issued by NPPES.
Does Dr. William Louie accept Medicare assignment?
Yes. Dr. William Louie accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. William Louie 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); Mri scan of lower spinal canal without contrast (HCPCS 72148). Source: CMS Medicare Physician & Other Practitioners file.