Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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John S. Rumsfeld, MD, PHD

Individual provider Cardiovascular Disease Physician · NPI 1205860574

John S. Rumsfeld, MD, PHD is a Cardiovascular Disease Physician in Denver, Colorado. Practices as a sole proprietor. Licensed in Colorado.

Licensed in
CO
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

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Practice location Address checks out

1055 Clermont St Cardiology (111B) Denver Vamc
Denver, CO 80220-3808
Phone: (303) 370-7575
Fax: (303) 370-7580
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Specialties & licences

Cardiovascular Disease Physician (primary) Taxonomy 207RC0000X · Licence 33498 (CO)

Record details

NPI number1205860574
Entity typeIndividual (Type 1)
GenderMale
Credentials MD , PHD
Sole proprietorYes
NPI enumeratedJuly 10, 2006
Last updated in NPPESJuly 8, 2007
Mailing address1055 Clermont St, Cardiology (111b), Denver Vamc, Denver, CO 80220-3808

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