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

Warren R Entwistle, DO

Individual provider Emergency Medicine Physician · NPI 1225004310

Warren R Entwistle, DO is an Emergency Medicine Physician in Milwaukee, Wisconsin. Licensed in Michigan and Wisconsin. Registered with an NPI since 2006.

Licensed in
MI, WI
In the registry since
2006
Specialties on file
2
What do these letters mean?
DO — Doctor of Osteopathic Medicine
A fully licensed physician, trained like an MD with additional musculoskeletal training. Equivalent practice rights in all 50 states.

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Practice location Address checks out

945 N 12th St
Milwaukee, WI 53233-1305
Phone: (414) 219-5076
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Emergency Medicine Physician (primary) Taxonomy 207P00000X · Licence 56606 (WI)
Emergency Medicine Physician Taxonomy 207P00000X · Licence 5101015260 (MI)

Record details

NPI number1225004310
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedFebruary 27, 2006
Last updated in NPPESDecember 28, 2021
Certification dateDecember 28, 2021

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