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

Benjamin Milzer, DO

Individual provider Internal Medicine Physician · NPI 1689429888

Benjamin Milzer, DO is an Internal Medicine Physician in Milwaukee, Wisconsin. Licensed in Wisconsin. Registered with an NPI since 2024.

Licensed in
WI
In the registry since
2024
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.

See every abbreviation used in this directory →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

945 N 12th St
Milwaukee, WI 53233-1305
Phone: (414) 219-7136
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

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

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 8209421 (WI)

Record details

NPI number1689429888
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedApril 22, 2024
Last updated in NPPESJanuary 27, 2026
Certification dateJanuary 27, 2026

Other providers in Milwaukee