ALAN WILLIAM STEUBE DO
NPI 1740857457
Internal Medicine in O Fallon, MO
About Alan William Steube Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ALAN WILLIAM STEUBE DO (NPI 1740857457) is an individual internal medicine provider in O Fallon, Missouri, licensed in Missouri (2023029620) and active in the NPI registry since June 2021. He is enrolled in Medicare PECOS, is affiliated with Mercy Hospital St Louis, and is a graduate of Other (2021).
NPPES Registry Identity
Specialties & Licenses
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Alan William Steube Do is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignment
Medicare enrollment records show Alan Steube reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Ballwin, MO 63011
- Reassigned Medicare billing, Missouri enrollment
- 744 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Areas of Expertise CMS Part B claims
Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Mercy Hospital St Louis
Acute Care Hospitals · Saint Louis, MOPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 63368 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Other Providers at the Same Location NPPES 2
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
O FALLON, MO 63368
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Alan Steube's NPI number?
The NPI number for Alan Steube is 1740857457. It was assigned to this individual provider in the NPPES registry on June 10, 2021.
Where is Alan Steube located?
Alan Steube practices at 2223 Technology Dr Ste 40, O Fallon, MO 63368. The listed phone number is (636) 755-4400.
What is Alan Steube's specialty?
The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.
Is Alan Steube enrolled in Medicare?
Yes. Alan Steube is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organization bills Medicare for Alan Steube's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Alan Steube reassigns Medicare benefits to Mercy Clinic East Communities (Ballwin, MO). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Alan Steube's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Alan Steube accept?
Health plans from Anthem Blue Cross and Blue Shield and UnitedHealthcare list Alan Steube as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
Is Alan Steube affiliated with any hospitals?
According to CMS data, Alan Steube is affiliated with Mercy Hospital St Louis.
When was this NPI record last updated?
The NPPES record for Alan Steube was last updated on July 24, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Alan William Steube, DO · NPI 1740857457
Internal Medicine physician in O Fallon, Missouri. Individual provider, active in the CMS NPPES registry since June 10, 2021.
## Identity
- **NPI:** 1740857457 (Entity type: Individual)
- **Enumerated:** June 10, 2021
- **Primary specialty:** Internal Medicine · taxonomy 207R00000X
- **State license:** 2023029620 (Missouri)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 2223 TECHNOLOGY DR STE 40, O Fallon, MO 63368-7272
- **Phone:** (636) 755-4400 · **Fax:** (636) 755-4401
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Mercy Clinic East Communities (NPI 1700370061, Ballwin, MO), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2021
## Record status
- **NPPES last updated:** July 24, 2024
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Source: [NPI Profile](https://npiprofile.com/npi/1740857457) · Data from the CMS NPPES public registry.