Search › Wisconsin › 208600000X
Matthew O'Brien, DO
NPI 1417577024 · on the registry since 2020
Practice
- Address
- 3200 E Racine St
Janesville, WI 53546 - Phone
- (608) 371-8000
- Fax
- (608) 373-8713
- Organisation at this address
- Dean Health Systems, Inc
Dean Retail Services, Inc.
Dean Retail Services, Inc.Inferred from a shared address, not stated in the registry. - Clinicians at this address
- 131
Additional practice sites
- 515 22nd Ave, Monroe, WI
- 4201 Saint Antoine St Ste 9c, Detroit, MI
Registry record
- Primary taxonomy
- 208600000X
208600000X
- Licence states on file
- WI
From the registry's licence fields, which are often incomplete.
- Sex
- Male
- Record last updated
- 2025-10-08
Source: CMS National Plan and Provider Enumeration System. Registration is not the same as practising, and the registry records no retirement — some people listed here no longer practise. More in Wisconsin