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

Daniel K O'Brien, MD

Individual provider Diagnostic Radiology Physician · NPI 1942384417

Daniel K O'Brien, MD is a Diagnostic Radiology in Bangor, Maine. Qualified in 1990, 36 years ago. Practices with Spectrum Healthcare Partners PA, a 298-clinician group and accepts Medicare assignment. Licensed in Maine.

Years since qualifying
36
Licensed in
ME
In the registry since
2006
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

489 State St
Bangor, ME 04401-6616
Phone: (207) 973-8150
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

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

Specialties & licences

Diagnostic Radiology Physician (primary) Taxonomy 2085R0202X · Licence MD15412 (ME)

Record details

NPI number1942384417
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedOctober 24, 2006
Last updated in NPPESNovember 2, 2015
Mailing address324 Gannett Dr Ste 200, South Portland, ME 04106-3266

Medicare enrollment

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

Medicare specialtyDIAGNOSTIC RADIOLOGY
Medical schoolOTHER
Graduated 1990 (36 years in practice)
Group practice Spectrum Healthcare Partners Pa — 298 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations8 on file with Medicare

Other providers in Bangor