Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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Dr. Rion S O'Connell, MD

Individual provider Diagnostic Radiology Physician · NPI 1669563417

Dr. Rion S O'Connell, MD is a Diagnostic Radiology in Reno, Nevada. Graduated from University of California, Geffen School of Medicine in 1986, 40 years ago. Practices with Saint Marys Medical Group Inc, a 52-clinician group and accepts Medicare assignment. Licensed in Nevada.

Years since qualifying
40
Trained at
University of California, Geffen School of Medicine
Licensed in
NV
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

645 N Arlington Ave SUITE250A
Reno, NV 89503-4505
Phone: (775) 329-7707
Fax: (775) 329-7767
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Diagnostic Radiology Physician (primary) Taxonomy 2085R0202X · Licence 6950 (NV)

Record details

NPI number1669563417
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedSeptember 27, 2006
Last updated in NPPESFebruary 2, 2014

Medicare enrollment

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

Medicare specialtyDIAGNOSTIC RADIOLOGY
Medical schoolUNIVERSITY OF CALIFORNIA, GEFFEN SCHOOL OF MEDICINE
Graduated 1986 (40 years in practice)
Group practice Saint Marys Medical Group Inc — 52 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare

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