Are you Dr. Mueller? This profile is yours to edit: update your address, phone, photo and services.
Edit this profileWhere to find Ryan C. Mueller, MD
- O Fallon location main office
321 Regency Park Ste 100, O Fallon, IL 62269 - Saint Louis location
1 Barnes Jewish Hospital Plz, Saint Louis, MO 63110
About Dr. Mueller
Ryan C. Mueller, MD practices radiation oncology in O Fallon, IL. Ryan is a 2021 graduate of Southern Illinois University School of Medicine. Ryan is also listed as specializing in internal medicine. The provider's National Provider Identifier (NPI) is 1912571654.
Factual summary compiled by Guide.md from public records; not written by this provider.
Education & Training
Specialty
Credentials & Licensing
Medicare information
Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.
Contact Information
- (618) 416-7970
- Email not available
Practice Locations
321 REGENCY PARK STE 100
O Fallon, IL 62269
1 Barnes Jewish Hospital Plz
Saint Louis, MO 63110
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Other radiation oncologists at this location 2
Same specialty, same street address — most likely the same department or group.
Related specialists at this location 4
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
More connections — 14 related providers in 2 groups
Trained at Southern Illinois University School of Medicine 6
Other providers in the same specialty who trained at the same institution.
Class of 2021 at Southern Illinois University School of Medicine 8
Providers who graduated from the same medical school in the same year.
Common questions
What kind of doctor is Dr. Mueller?
Dr. Mueller is a radiation oncologist in O Fallon, IL. That is the designation recorded for this NPI in the federal registry, where it is listed as “Radiation Oncology”.
NPI registry
What is Dr. Mueller's address?
Dr. Mueller is listed at 321 Regency Park Ste 100, O Fallon, IL 62269. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
How can I make an appointment with Dr. Mueller?
The number on file is (618) 416-7970. Contact the office directly to confirm availability and scheduling.
NPI registry
What is Dr. Mueller's NPI number?
Dr. Mueller's National Provider Identifier is 1912571654. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Dr. Mueller train?
Dr. Mueller attended Southern Illinois University School of Medicine, graduating in 2021. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Mueller been practicing?
Dr. Mueller has 5 years experience. Calculated from a graduation year of 2021, reported in the CMS National Downloadable File.
CMS public data
Has Dr. Mueller confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Mueller. If this is you, claiming it is free.
Guide.md
Guide.md listings do not constitute medical advice or an endorsement.