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

Dr. John S. Williamson, MD

Individual provider Cardiovascular Disease Physician · NPI 1154341048

Dr. John S. Williamson, MD is a Cardiovascular Disease Physician in Reno, Nevada. Licensed in Nevada. Registered with an NPI since 2006.

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

1155 Mill St
Reno, NV 89502
Phone: (775) 982-4270
Fax: (775) 982-4575
Show map & directions

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

Specialties & licences

Cardiovascular Disease Physician (primary) Taxonomy 207RC0000X · Licence 3868 (NV)

Record details

NPI number1154341048
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 20, 2006
Last updated in NPPESAugust 20, 2018
Mailing address850 Harvard Way, Reno, NV 89502-2055

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