Search › California › 373H00000X
Guillermo Siordia
NPI 1689534547 · on the registry since 2025
Practice
- Address
- 3875 S Western Ave
Los Angeles, CA 90062 - Phone
- (323) 290-4367
- Organisation at this address
- Jude Okoro
Inferred from a shared address, not stated in the registry.
- Clinicians at this address
- 46
Registry record
- Primary taxonomy
- 373H00000X
373H00000X
- Licence states on file
- CA
From the registry's licence fields, which are often incomplete.
- Sex
- Male
- Record last updated
- 2026-06-17
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 California