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

Elwyn C Mantei, MD

Individual provider Geriatric Medicine (Internal Medicine) Physician · NPI 1568459998

Elwyn C Mantei, MD is a Geriatric Medicine (Internal Medicine) Physician in Marinette, Wisconsin. Licensed in Wisconsin. Registered with an NPI since 2005.

Licensed in
WI
In the registry since
2005
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

3123 Shore Dr Ste 102
Marinette, WI 54143-4287
Phone: (715) 732-2299
Fax: (715) 732-2419
Show map & directions

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

Specialties & licences

Geriatric Medicine (Internal Medicine) Physician (primary) Taxonomy 207RG0300X · Licence 22450020 (WI)

Record details

NPI number1568459998
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedSeptember 30, 2005
Last updated in NPPESOctober 5, 2011