Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Brian John O'Loughlin, MD

Individual provider Diagnostic Radiology Physician · NPI 1972709087

Brian John O'Loughlin, MD is a Diagnostic Radiology in San Diego, California. Qualified in 2007, 19 years ago. Practices with IHS Radiology Medical Group Inc, a 65-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in California.

Years since qualifying
19
Licensed in
CA
In the registry since
2007
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

150 W Washington St
San Diego, CA 92103-2005
Phone: (619) 295-9729
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 6655 Alvarado Rd, San Diego, CA 92120-5208 — (619) 229-3170

Specialties & licences

Diagnostic Radiology Physician (primary) Taxonomy 2085R0202X · Licence A120064 (CA)

Record details

NPI number1972709087
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 25, 2007
Last updated in NPPESApril 12, 2021
Certification dateApril 12, 2021

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyDIAGNOSTIC RADIOLOGY
Medical schoolOTHER
Graduated 2007 (19 years in practice)
Group practice Ihs Radiology Medical Group Inc — 65 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in San Diego