Search › Illinois › 2085R0001X
Ryan Mueller, MD
NPI 1912571654 · on the registry since 2021
Practice
- Address
- 321 Regency Park Ste 100
O Fallon, IL 62269 - Phone
- (618) 416-7970
- Fax
- (618) 416-7971
- Clinicians at this address
- 11
Additional practice sites
- 1 Barnes Jewish Hospital Plz, Saint Louis, MO
Registry record
- Primary taxonomy
- 2085R0001X
2085R0001X
- Also registered as
- 207R00000X
2085R0001X - Licence states on file
- IL, MO
From the registry's licence fields, which are often incomplete.
- Sex
- Male
- Record last updated
- 2026-04-15
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 Illinois