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

Charles W Graeber, MD

Individual provider Nephrology Physician · NPI 1801867452

Charles W Graeber, MD is a Nephrology Physician in Naples, Florida. Licensed in Connecticut and Florida. Registered with an NPI since 2006.

Licensed in
CT, FL
In the registry since
2006
Specialties on file
2
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

311 9th St N Ste 100
Naples, FL 34102-5886
Phone: (239) 624-0940
Fax: (239) 624-0941
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Specialties & licences

Nephrology Physician (primary) Taxonomy 207RN0300X · Licence ME127393 (FL)
Nephrology Physician Taxonomy 207RN0300X · Licence 020577 (CT)

Record details

NPI number1801867452
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJanuary 31, 2006
Last updated in NPPESJuly 21, 2022
Mailing address311 9th St N Ste 100, Naples, FL 34102-5886

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