Doctor profile · Federal record

Dr. Brian O'Loughlin, M.D.

Diagnostic Radiology Physician (CMS: Diagnostic Radiology) · San Diego, CA

  • NPI 1972709087
  • Accepts Medicare
  • MIPS 100.0 / 100 · 2023
  • 19 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
150 W Washington St
San Diego, CA 921032005
(619) 295-9729
Additional location
6655 Alvarado RD
San Diego, CA 921205208
(619) 229-3170
fax (619) 289-9816

Credentials & registration

NPPES · NUCC
NPI registered
June 2007 — 19 yrs on file
Profile last updated
April 12, 2021
Year of graduation
2007 — 19 yrs since
Specialty taxonomy
2085R0202X — NUCC code
State license (1)
California #A120064
Medicaid (2)
CA #1972709087 · CA #0A1200640

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1972709087. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
11,512
Distinct HCPCS
10
Medicare allowed
$351,963
HCPCS Description Services Patients Avg allowed
Q9967 Low osmolar contrast material, 300-399 mg/ml iodine concentration, per ml 4,705 60 $0
A9585 Injection, gadobutrol, 0.1 ml 3,424 38 $0
77067 Screening mammography 657 657 $148
77063 Screening 3d breast mammography 589 589 $59
G0279 Diagnostic digital breast tomosynthesis, unilateral or bilateral (list separately in addition to 77065 or 77066) 139 138 $59
77080 Dxa bone density measurement of hip, pelvis, spine 134 134 $38
71046 X-ray of chest, 2 views 116 113 $33
76642 Limited ultrasound scan of 1 breast 110 107 $101
77065 Diagnostic mammography of 1 breast 93 90 $144
76700 Complete ultrasound scan of abdomen 92 90 $119

In context: peer comparison

Among 125 peers in San Diego Diagnostic Radiology Physician, average services per provider: 189. This provider delivers 61× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Brian O'Loughlin's medical specialty?
Dr. Brian O'Loughlin practices Diagnostic Radiology Physician in San Diego, CA.
Where does Dr. Brian O'Loughlin practice?
Dr. Brian O'Loughlin practices at 150 W Washington St, San Diego, CA 921032005. Office phone: 6192959729.
What is Dr. Brian O'Loughlin's NPI?
Dr. Brian O'Loughlin's National Provider Identifier (NPI) is 1972709087, issued by NPPES.
Does Dr. Brian O'Loughlin accept Medicare assignment?
Yes. Dr. Brian O'Loughlin accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Brian O'Loughlin 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); Screening mammography (HCPCS 77067). Source: CMS Medicare Physician & Other Practitioners file.