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

Mr. William Joseph Nassetta, MD

Individual provider Internal Medicine Physician · NPI 1649473059

Mr. William Joseph Nassetta, MD is an Internal Medicine Physician in Baton Rouge, Louisiana. Practices as a sole proprietor. Licensed in Louisiana.

Licensed in
LA
In the registry since
2007
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

10059 N Reiger Rd
Baton Rouge, LA 70809-4559
Phone: (225) 756-2673
Show map & directions

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

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 09874R (LA)

Record details

NPI number1649473059
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedJune 6, 2007
Last updated in NPPESMarch 7, 2023

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