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

Ralph Bradley Nelson, DO

Individual provider Internal Medicine Physician · NPI 1841209178

Ralph Bradley Nelson, DO is an Internal Medicine in Algoma, Wisconsin. Graduated from Midwestern University, Chicago College of Osteopathic Med in 2001, 25 years ago. Practices with Aspirus Rhinelander and Tomahawk Hospitals and Clinics, Inc, a 554-clinician group and accepts Medicare assignment. Licensed in Wisconsin.

Years since qualifying
25
Trained at
Midwestern University, Chicago College of Osteopathic Med
Licensed in
WI
In the registry since
2006
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 →

Practice location Address checks out

815 Jefferson St
Algoma, WI 54201-1733
Phone: (920) 487-3496
Show map & directions

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

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 44848 (WI)

Record details

NPI number1841209178
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedAugust 5, 2006
Last updated in NPPESJuly 8, 2007
Mailing address323 S 18th Ave, Sturgeon Bay, WI 54235-1401

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyINTERNAL MEDICINE
Medical schoolMIDWESTERN UNIVERSITY, CHICAGO COLLEGE OF OSTEOPATHIC MED
Graduated 2001 (25 years in practice)
Group practice Aspirus Rhinelander And Tomahawk Hospitals And Clinics, Inc. — 554 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
Practice locations2 on file with Medicare