Doctor profile · Federal record

Dr. Tamara Oei, M.D.

Diagnostic Radiology Physician (CMS: Diagnostic Radiology) · Diagnostic Radiology Physician · Diagnostic Radiology Physician · Rockville, MD

  • NPI 1992870653
  • MIPS 75.0 / 100 · 2023
  • 21 yrs in practice
  • Licensed in 3 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2101 E Jefferson St
Rockville, MD 208524908
(301) 816-2424
Mailing address
14175 Saddle River Dr
North Potomac, MD 208784273

Credentials & registration

NPPES · NUCC
NPI registered
November 2006 — 20 yrs on file
Profile last updated
February 8, 2022
Year of graduation
2005 — 21 yrs since
Specialty taxonomy
2085R0202X — NUCC code
State licenses (3)
Maryland #D0071929 · District of Columbia #MD039261 · Virginia #0101249158

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1992870653. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
43,310
Distinct HCPCS
10
Medicare allowed
$375,176
HCPCS Description Services Patients Avg allowed
Q9967 Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml 38,073 344 $0
A9585 Injection, gadobutrol, 0.1 ml 1,021 109 $0
71045 X-ray of chest, 1 view 806 719 $10
74177 Ct scan of abdomen and pelvis with contrast 442 426 $94
71260 Ct scan of chest with contrast 260 247 $58
74177 Ct scan of abdomen and pelvis with contrast 238 223 $358
74176 Ct scan of abdomen and pelvis without contrast 217 211 $91
71260 Ct scan of chest with contrast 199 187 $133
71250 Ct scan of chest without contrast 191 186 $54
71275 Ct scan of blood vessels of chest with contrast 150 149 $90

In context: peer comparison

Among 5 peers in this city , average services per provider: 808. This provider delivers 54× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Tamara Oei's medical specialty?
Dr. Tamara Oei practices Diagnostic Radiology Physician in Rockville, MD.
Where does Dr. Tamara Oei practice?
Dr. Tamara Oei practices at 2101 E Jefferson St, Rockville, MD 208524908. Office phone: 3018162424.
What is Dr. Tamara Oei's NPI?
Dr. Tamara Oei's National Provider Identifier (NPI) is 1992870653, issued by NPPES.
Does Dr. Tamara Oei accept Medicare assignment?
Dr. Tamara Oei does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. Tamara Oei 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); X-ray of chest, 1 view (HCPCS 71045). Source: CMS Medicare Physician & Other Practitioners file.