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

James B Warren, MD

Individual provider Internal Medicine Physician · NPI 1639145543

James B Warren, MD is an Internal Medicine Physician in Saint Paul, Minnesota. Licensed in Minnesota. Registered with an NPI since 2006.

Licensed in
MN
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

2635 University Ave W Ste 160
Saint Paul, MN 55114
Phone: (654) 254-5800
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 25214 (MN)

Record details

NPI number1639145543
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedFebruary 28, 2006
Last updated in NPPESAugust 15, 2018
Mailing address8170 33rd Ave S, Ms21110q, Minneapolis, MN 55425-4516

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