Doctor profile · Federal record

Dr. Hyo Ahn, M.D.

Diagnostic Radiology Physician · Neuroradiology Physician · Neuroradiology Physician · Diagnostic Radiology Physician · Owings Mills, MD

  • NPI 1730152380
  • MIPS 75.0 / 100 · 2023
  • 20 yrs on file
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
21 Crossroads Dr, Ste 100
Owings Mills, MD 211175441
(410) 356-8186
fax (410) 356-4180
Additional location
4940 Eastern Ave
Baltimore, MD 212242735
(410) 955-2353
fax (410) 614-1213
Additional location
5255 Loughboro RD Nw
Washington, DC 200162633
(202) 537-4791
Mailing address
6201 Greenleigh Ave
Middle River, MD 212202004

Credentials & registration

NPPES · NUCC
NPI registered
February 2006 — 20 yrs on file
Profile last updated
July 20, 2023
Specialty taxonomy
2085R0202X — NUCC code
State licenses (2)
Maryland #D0025839 · District of Columbia #MD044797
Medicaid
MD #3172521900

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1730152380. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
3,077
Distinct HCPCS
10
Medicare allowed
$87,800
HCPCS Description Services Patients Avg allowed
Q9967 Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml 1,345 15 $0
A9585 Injection, gadobutrol, 0.1 ml 571 71 $0
70450 Ct scan head or brain without contrast 460 413 $42
72125 Ct scan of upper spine without contrast 238 233 $49
70553 Mri scan of brain before and after contrast 89 87 $116
70553 Mri scan of brain before and after contrast 63 63 $332
70498 Ct scan of blood vessels of neck with contrast 54 52 $84
70486 Ct scan of face without contrast 52 51 $42
70496 Ct scan of blood vessels of head with contrast 49 48 $86
70551 Mri scan of brain without contrast 44 44 $73

In context: peer comparison

Among 13 peers in this city , average services per provider: 305. This provider delivers 10× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Hyo Ahn's medical specialty?
Dr. Hyo Ahn practices Diagnostic Radiology Physician in Owings Mills, MD.
Where does Dr. Hyo Ahn practice?
Dr. Hyo Ahn practices at 21 Crossroads Dr, Owings Mills, MD 211175441. Office phone: 4103568186.
What is Dr. Hyo Ahn's NPI?
Dr. Hyo Ahn's National Provider Identifier (NPI) is 1730152380, issued by NPPES.
What procedures does Dr. Hyo Ahn 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); Ct scan head or brain without contrast (HCPCS 70450). Source: CMS Medicare Physician & Other Practitioners file.