IndividualActive
Ryan Zantow, MD
NPI 1821044892 · Occupational Medicine Physician · Oshkosh, WI
Provider details
- NPI number
- 1821044892
- Entity type
- Individual
- Primary specialty
- Occupational Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 44776-020 (WI)
Mailing address
Po Box 735044
Chicago, IL 60673-5044
Registry dates
- Enumerated
- 2006-05-25
- Last updated
- 2026-03-03
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.