Doctor profile · Federal record

Dr. Courtnay Bloomer, M.D.

Neuroradiology Physician (CMS: Diagnostic Radiology) · Neuroradiology Physician · Diagnostic Radiology Physician · Diagnostic Radiology Physician · Walnut Creek, CA

  • NPI 1093764565
  • MIPS 87.4 / 100 · 2023
  • 23 yrs in practice
  • Licensed in 3 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2125 Oak Grove RD Ste 200
Walnut Creek, CA 945982520
(252) 967-1509

Credentials & registration

NPPES · NUCC
NPI registered
May 2006 — 20 yrs on file
Profile last updated
June 25, 2024
Year of graduation
2003 — 23 yrs since
Specialty taxonomy
2085N0700X — NUCC code
State licenses (3)
North Carolina #2014-01400 · California #A103127 · Florida #98050

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1093764565. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
12,697
Distinct HCPCS
10
Medicare allowed
$263,300
HCPCS Description Services Patients Avg allowed
A9585 Injection, gadobutrol, 0.1 ml 8,380 105 $0
71045 X-ray of chest, 1 view 869 843 $9
70450 Ct scan head or brain without contrast 529 523 $42
70551 Mri scan of brain without contrast 275 269 $73
70498 Ct scan of blood vessels of neck with contrast 217 216 $83
70496 Ct scan of blood vessels of head with contrast 214 213 $87
70553 Mri scan of brain before and after contrast 190 102 $198
70551 Mri scan of brain without contrast 166 94 $124
74177 Ct scan of abdomen and pelvis with contrast 154 153 $91
72148 Mri scan of lower spinal canal without contrast 125 70 $116

In context: peer comparison

Among 1 peers in this city , average services per provider: 239. This provider delivers 53× the peer median.

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Courtnay Bloomer's medical specialty?
Dr. Courtnay Bloomer practices Neuroradiology Physician in Walnut Creek, CA.
Where does Dr. Courtnay Bloomer practice?
Dr. Courtnay Bloomer practices at 2125 Oak Grove RD Ste 200, Walnut Creek, CA 945982520. Office phone: 2529671509.
What is Dr. Courtnay Bloomer's NPI?
Dr. Courtnay Bloomer's National Provider Identifier (NPI) is 1093764565, issued by NPPES.
Does Dr. Courtnay Bloomer accept Medicare assignment?
Dr. Courtnay Bloomer does not accept Medicare assignment for all services. Patients may be billed amounts beyond Medicare-allowed charges.
What procedures does Dr. Courtnay Bloomer commonly perform?
Top Medicare-reported procedures in 2023: Injection, gadobutrol, 0.1 ml (HCPCS A9585); X-ray of chest, 1 view (HCPCS 71045); Ct scan head or brain without contrast (HCPCS 70450). Source: CMS Medicare Physician & Other Practitioners file.