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

Individual provider Radiation Oncology Physician · NPI 1497887624

Seth D Reiner, MD is a Radiation Oncology in Denver, Colorado. Graduated from State University of New York Downstate Medical Center in 1988, 38 years ago. Practices with Holy Rosary Healthcare, a 46-clinician group and accepts Medicare assignment. Licensed in Colorado.

Years since qualifying
38
Trained at
State University of New York Downstate Medical Center
Licensed in
CO
In the registry since
2007
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

2555 S Downing St
Denver, CO 80210-5855
Phone: (303) 778-5714
Fax: (303) 778-5293
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Radiation Oncology Physician (primary) Taxonomy 2085R0001X · Licence 31800 (CO)

Record details

NPI number1497887624
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 12, 2007
Last updated in NPPESFebruary 9, 2022
Mailing addressPo Box 910779, Denver, CO 80291-0779

Medicare enrollment

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

Medicare specialtyRADIATION ONCOLOGY
Medical schoolSTATE UNIVERSITY OF NEW YORK DOWNSTATE MEDICAL CENTER
Graduated 1988 (38 years in practice)
Group practice Holy Rosary Healthcare — 46 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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