Doctor profile · Federal record

Dr. John Cho, MD

Diagnostic Radiology Physician (CMS: Interventional Radiology) · Vascular & Interventional Radiology Physician · Vascular & Interventional Radiology Physician · Gaithersburg, MD

  • NPI 1114245990
  • Accepts Medicare
  • 16 yrs in practice
  • Licensed in 3 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
820 W Diamond Ave Ste 600
Gaithersburg, MD 208781469
(301) 315-3030
Additional location
1304 Fawcett Ave Ste 100
Tacoma, WA 984021900
(253) 761-4200
Mailing address
11344 Emerald Park RD
Potomac, MD 208541163

Credentials & registration

NPPES · NUCC
NPI registered
May 2010 — 16 yrs on file
Profile last updated
August 20, 2025
Year of graduation
2010 — 16 yrs since
Specialty taxonomy
2085R0202X — NUCC code
State licenses (3)
Washington #MD70016363 · Maryland #D83358 · Nevada #27788

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1114245990. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,207
Distinct HCPCS
10
Medicare allowed
$181,544
HCPCS Description Services Patients Avg allowed
71045 X-ray of chest, 1 view 273 243 $10
99152 Use of a drug to induce depression of consciousness by physician performing a procedure (5 years or older), initial 15 minutes 205 196 $14
70450 Ct scan head or brain without contrast 135 135 $44
32555 Aspiration of fluid from chest cavity using imaging guidance 94 81 $115
76937 Ultrasonic guidance for blood vessel access 74 74 $15
49083 Drainage of fluid from abdominal cavity using imaging guidance 73 31 $116
74176 Ct scan of abdomen and pelvis without contrast 71 69 $92
77001 Fluoroscopic guidance for insertion or removal of central vein access device 67 67 $19
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 65 65 $142
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 57 55 $174

In context: peer comparison

Among 2 peers in this city , average services per provider: 62. This provider delivers 36× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. John Cho's medical specialty?
Dr. John Cho practices Diagnostic Radiology Physician in Gaithersburg, MD.
Where does Dr. John Cho practice?
Dr. John Cho practices at 820 W Diamond Ave Ste 600, Gaithersburg, MD 208781469. Office phone: 3013153030.
What is Dr. John Cho's NPI?
Dr. John Cho's National Provider Identifier (NPI) is 1114245990, issued by NPPES.
Does Dr. John Cho accept Medicare assignment?
Yes. Dr. John Cho accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. John Cho commonly perform?
Top Medicare-reported procedures in 2023: X-ray of chest, 1 view (HCPCS 71045); Use of a drug to induce depression of consciousness by physician performing a procedure (5 years or older) (HCPCS 99152); Ct scan head or brain without contrast (HCPCS 70450). Source: CMS Medicare Physician & Other Practitioners file.