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

Thomas A Castillo, DO

Individual provider Ophthalmology Physician · NPI 1700805454

Thomas A Castillo, DO is an Ophthalmology Physician in Beaver Dam, Wisconsin. Licensed in Wisconsin. Registered with an NPI since 2006.

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.

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Practice location Address checks out

240 Corporate Dr
Beaver Dam, WI 53916-3115
Phone: (920) 887-1151
Fax: (920) 887-3353
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Ophthalmology Physician (primary) Taxonomy 207W00000X · Licence 40496 (WI)

Record details

NPI number1700805454
Entity typeIndividual (Type 1)
GenderMale
Credentials DO
Sole proprietorNo
NPI enumeratedJuly 19, 2006
Last updated in NPPESMay 1, 2024
Certification dateMay 1, 2024
Mailing address240 Corporate Drive, Beaver Dam, WI 53916-3115

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