Doctor profile · Federal record

Dr. Yong Hahn, M.D.

Diagnostic Radiology Physician (CMS: Diagnostic Radiology) · Body Imaging Physician · Neuroradiology Physician · Nuclear Radiology Physician · Therapeutic Radiology Physician · Diagnostic Ultrasound Physician · Flushing, NY

  • NPI 1841253606
  • Accepts Medicare
  • 36 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
5645 Main St
Flushing, NY 113555045
(718) 670-1594
fax (718) 670-1901
Mailing address
3211 Francis Lewis Blvd
Flushing, NY 113581922

Credentials & registration

NPPES · NUCC
NPI registered
April 2006 — 20 yrs on file
Profile last updated
November 3, 2011
Year of graduation
1990 — 36 yrs since
Specialty taxonomy
2085R0202X — NUCC code
State license (1)
New York #195491
Medicaid
NY #01475790

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1841253606. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
32,132
Distinct HCPCS
10
Medicare allowed
$273,741
HCPCS Description Services Patients Avg allowed
Q9967 Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml 22,013 211 $0
A9585 Injection, gadobutrol, 0.1 ml 6,371 63 $0
77080 Dxa bone density measurement of hip, pelvis, spine 770 397 $23
71250 Ct scan of chest without contrast 346 173 $79
A9581 Injection, gadoxetate disodium, 1 ml 269 26 $13
74177 Ct scan of abdomen and pelvis with contrast 204 97 $191
74183 Mri scan of abdomen before and after contrast 193 97 $212
76700 Complete ultrasound scan of abdomen 192 101 $73
71046 X-ray of chest, 2 views 184 94 $21
74178 Ct scan of abdomen and pelvis before and after contrast 151 78 $213

In context: peer comparison

Among 14 peers in Flushing Diagnostic Radiology Physician, average services per provider: 190. This provider delivers 169× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Yong Hahn's medical specialty?
Dr. Yong Hahn practices Diagnostic Radiology Physician in Flushing, NY.
Where does Dr. Yong Hahn practice?
Dr. Yong Hahn practices at 5645 Main St, Flushing, NY 113555045. Office phone: 7186701594.
What is Dr. Yong Hahn's NPI?
Dr. Yong Hahn's National Provider Identifier (NPI) is 1841253606, issued by NPPES.
Does Dr. Yong Hahn accept Medicare assignment?
Yes. Dr. Yong Hahn accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Yong Hahn commonly perform?
Top Medicare-reported procedures in 2023: Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml (HCPCS Q9967); Injection, gadobutrol, 0.1 ml (HCPCS A9585); Dxa bone density measurement of hip, pelvis, spine (HCPCS 77080). Source: CMS Medicare Physician & Other Practitioners file.