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

Oscar H Grandas MD PLLC

Organization Vascular Surgery Physician · NPI 1083722201

Oscar H Grandas MD PLLC provides Vascular Surgery Physician services in Knoxville, Tennessee. Licensed in Tennessee. Registered with an NPI since 2006.

Licensed in
TN
In the registry since
2006
What do these letters mean?
PLLC — Professional limited liability company
A form of business registration, not a clinical qualification.

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Practice location Address checks out

1924 Alcoa Hwy E120
Knoxville, TN 37920-1511 Not confirmed with CMS for 18 years — call before visiting
Phone: (865) 305-6050
Fax: (865) 305-8166
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Vascular Surgery Physician (primary) Taxonomy 2086S0129X · Licence 38851 (TN)

Record details

NPI number1083722201
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Oscar Grandas — President · (865) 544-6050
NPI enumeratedAugust 28, 2006
Last updated in NPPESMarch 25, 2008
Mailing addressDept 888062, Knoxville, TN 37995-8062

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