ARDIS K ALLISON DO
NPI 1487609616
Pediatrics in O'fallon, MO
About Ardis K Allison Do NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
ARDIS K ALLISON DO (NPI 1487609616) is an individual pediatrics provider in O'fallon, Missouri, licensed in Missouri (R3J00) and active in the NPI registry since May 2006. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses
Other Identifiers 1
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Ardis K Allison Do is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Ardis Allison reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Lake St Louis, MO 63367
- Reassigned Medicare billing, Missouri enrollment
- 741 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.
Physician 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 16
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
O FALLON, MO 63368
O FALLON, MO 63368
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 Ardis Allison's NPI number?
The NPI number for Ardis Allison is 1487609616. It was assigned to this individual provider in the NPPES registry on May 24, 2006.
Where is Ardis Allison located?
Ardis Allison practices at 5551 Winghaven Blvd Suite 240, O'fallon, MO 63368. The listed phone number is (636) 561-5561.
What is Ardis Allison's specialty?
The primary specialty registered for this NPI is Pediatrics with taxonomy code 208000000X.
Is Ardis Allison enrolled in Medicare?
Yes. Ardis Allison is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Ardis Allison's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Ardis Allison reassigns Medicare benefits to Ssm Health Care St. Louis (Lake St Louis, 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 Ardis Allison's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
When was this NPI record last updated?
The NPPES record for Ardis Allison was last updated on April 22, 2009. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.
# Ardis K Allison, DO · NPI 1487609616
Pediatrics physician in O'fallon, Missouri. Individual provider, active in the CMS NPPES registry since May 24, 2006.
## Identity
- **NPI:** 1487609616 (Entity type: Individual)
- **Enumerated:** May 24, 2006
- **Primary specialty:** Pediatrics · taxonomy 208000000X
- **State license:** R3J00 (Missouri)
- **Sole proprietor:** No
## Practice location
- **Address:** 5551 WINGHAVEN BLVD, SUITE 240, O'fallon, MO 63368-3605
- **Phone:** (636) 561-5561 · **Fax:** (636) 561-5557
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** Ssm Health Care St. Louis (NPI 1538113097, Lake St Louis, MO), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** April 22, 2009
- **Other identifiers:** Medicare UPIN F50153 (MO)
---
Source: [NPI Profile](https://npiprofile.com/npi/1487609616) · Data from the CMS NPPES public registry.