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

Dr. Ronald Ragotzy, MD

Individual provider Allergy & Immunology Physician · NPI 1295890630

Dr. Ronald Ragotzy, MD is an Allergy & Immunology Physician in Lake Geneva, Wisconsin. Licensed in Wisconsin. Registered with an NPI since 2006.

Licensed in
WI
In the registry since
2006
Specialties on file
2
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

N2950 State Road 67
Lake Geneva, WI 53147-2655
Phone: (262) 245-0535
Show map & directions

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

Specialties & licences

Pediatrics Physician (primary) Taxonomy 208000000X · Licence 28964 (WI)
Allergy & Immunology Physician Taxonomy 207K00000X · Licence 28964 (WI)

Record details

NPI number1295890630
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedDecember 26, 2006
Last updated in NPPESSeptember 11, 2025
Mailing addressN2950 State Road 67, Lake Geneva, WI 53147-2655