Search › California › 207R00000X
John Messinger
NPI 1588366579 · on the registry since 2023
Practice
- Address
- 1001 Potrero Ave
San Francisco, CA 94110 - Phone
- (628) 206-8494
- Organisation at this address
- Ucsf
Margaret Chen
Meda Group Llc
Sf General Hospital
Ucsf Medical CenterInferred from a shared address, not stated in the registry. - Clinicians at this address
- 1,256
Additional practice sites
- 505 Parnassus Ave # M1480, San Francisco, CA
Registry record
- Primary taxonomy
- 207R00000X
207R00000X
- Also registered as
- 390200000X
- Licence states on file
- CA
From the registry's licence fields, which are often incomplete.
- Sex
- Male
- Record last updated
- 2026-06-02
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