CHARLES PHELAN
NPI 1467275487
Nurse Practitioner - Acute Care in Creve Coeur, MO
About Charles Phelan NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
CHARLES PHELAN (NPI 1467275487) is an individual acute care provider in Creve Coeur, Missouri, licensed in Missouri (2024049964) and active in the NPI registry since November 2024. He is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses 2
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Charles Phelan is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
2Medicare enrollment records show Charles Phelan reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Saint Louis, MO 63141
- Reassigned Medicare billing, Missouri enrollment
- 326 clinicians in this Medicare group
Saint Louis, MO 63128
- Reassigned Medicare billing, Missouri enrollment
- Medicare enrollment name: St Anthonys Physician Organization Hospitalist Services Lc
- 340 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 63141 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 20
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
SAINT LOUIS, MO 63141
SAINT LOUIS, MO 63141
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 Charles Phelan's NPI number?
The NPI number for Charles Phelan is 1467275487. It was assigned to this individual provider in the NPPES registry on November 7, 2024.
Where is Charles Phelan located?
Charles Phelan practices at 615 S New Ballas Rd, Creve Coeur, MO 63141. The listed phone number is (314) 251-6000.
What is Charles Phelan's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Acute Care, with taxonomy code 363LA2100X.
Is Charles Phelan enrolled in Medicare?
Yes. Charles Phelan is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Charles Phelan's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Charles Phelan reassigns Medicare benefits to 2 organizations: Mercy Clinic Adult Hospitalists - St. Louis, LLC (Saint Louis, MO) and St Anthonys Physician Organization Hospitalist Services, L.C. (Saint Louis, MO). Each 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 Charles Phelan'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 Charles Phelan was last updated on December 27, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 21 months 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.
# Charles Phelan · NPI 1467275487
Acute Care physician in Creve Coeur, Missouri. Individual provider, active in the CMS NPPES registry since November 7, 2024.
## Identity
- **NPI:** 1467275487 (Entity type: Individual)
- **Enumerated:** November 7, 2024
- **Primary specialty:** Nurse Practitioner - Acute Care · taxonomy 363LA2100X
- **State license:** 2024049964 (Missouri)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 615 S NEW BALLAS RD, Creve Coeur, MO 63141-8221
- **Phone:** (314) 251-6000
## 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:** 2 organizations under Medicare reassignment (form CMS-855R): Mercy Clinic Adult Hospitalists - St. Louis, LLC (NPI 1841235108, Saint Louis, MO); St Anthonys Physician Organization Hospitalist Services, L.C. (NPI 1407216336, Saint Louis, MO) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** December 27, 2024
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Source: [NPI Profile](https://npiprofile.com/npi/1467275487) · Data from the CMS NPPES public registry.