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Physician Profile

Aaron R. Steimel, DO

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Where to find Aaron R. Steimel, DO

About Dr. Steimel

Based in O Fallon, MO, Aaron R. Steimel, DO is listed in the NPI registry under internal medicine. Aaron graduated from At Still University of Health Sciences, College of Osteo Med, Kirksville in 2023. Aaron is also listed as specializing in student in an organized health care education program. NPI 1659067874 identifies this record in the national registry.

Factual summary compiled by Guide.md from public records; not written by this provider.

Specialty

Internal Medicine (Primary)

Credentials & Licensing

MO licenceAs reported to the NPI registry
No. 2024049983As reported
NPINational Provider Identifier
1659067874Issued 2023

As reported to the NPI registry ↗

Medicare information

Accepts Medicare assignmentSometimes (reported per claim)
Medicare opt-outNo
Can order and refer in MedicareYes

Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.

Common questions

What kind of doctor is Dr. Steimel?

Dr. Steimel is an internist in O Fallon, MO. That is the designation recorded for this NPI in the federal registry, where it is listed as “Internal Medicine”.

NPI registry

What is Dr. Steimel's address?

Dr. Steimel is listed at 20 Progress Point Pkwy Ste 108, O Fallon, MO 63368. 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. Steimel?

The number on file is (636) 344-2400. Contact the office directly to confirm availability and scheduling.

NPI registry

What is Dr. Steimel's NPI number?

Dr. Steimel's National Provider Identifier is 1659067874. 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. Steimel train?

Dr. Steimel attended At Still University of Health Sciences, College of Osteo Med, Kirksville, graduating in 2023. This comes from the CMS National Downloadable File.

CMS public data

How long has Dr. Steimel been practicing?

Dr. Steimel has 3 years experience. Calculated from a graduation year of 2023, reported in the CMS National Downloadable File.

CMS public data

Has Dr. Steimel confirmed this information?

Not yet. This profile is built from public federal data and has not been confirmed by Dr. Steimel. If this is you, claiming it is free.

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