MS. RACHEL LINDSEY ALLEN PNP
NPI 1427762723
Nurse Practitioner - Pediatrics, Critical Care in Saint Louis, MO
About Ms. Rachel Lindsey Allen Pnp NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MS. RACHEL LINDSEY ALLEN PNP (NPI 1427762723) is an individual pediatrics, critical care provider in Saint Louis, Missouri, licensed in Texas (1217366) and active in the NPI registry since January 2023. She is enrolled in Medicare PECOS.
NPPES Registry Identity
Specialties & Licenses 2
Other Identifiers 1
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare (PECOS)
Ms. Rachel Lindsey Allen Pnp is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Rachel Allen reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Saint Louis, MO 63110
- Reassigned Medicare billing, Missouri enrollment
- 628 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 63110 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 63110
SAINT LOUIS, MO 63110
SAINT LOUIS, MO 63110
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 Rachel Allen's NPI number?
The NPI number for Rachel Allen is 1427762723. It was assigned to this individual provider in the NPPES registry on January 11, 2023.
Where is Rachel Allen located?
Rachel Allen practices at 1 Childrens Pl Dept Emergency Med, Saint Louis, MO 63110. The listed phone number is (314) 454-6000.
What is Rachel Allen's specialty?
The primary specialty registered for this NPI is Nurse Practitioner, specializing in Pediatrics, Critical Care, with taxonomy code 363LP0222X.
Is Rachel Allen enrolled in Medicare?
Yes. Rachel Allen is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Rachel Allen's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Rachel Allen reassigns Medicare benefits to Washington University (Saint 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 Rachel Allen's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Rachel Allen accept?
Health plans from Blue Cross and Blue Shield of Texas and UnitedHealthcare list Rachel Allen 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.
When was this NPI record last updated?
The NPPES record for Rachel Allen was last updated on March 10, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.
# Ms. Rachel Lindsey Allen, PNP · NPI 1427762723
Pediatrics, Critical Care physician in Saint Louis, Missouri. Individual provider, active in the CMS NPPES registry since January 11, 2023.
## Identity
- **NPI:** 1427762723 (Entity type: Individual)
- **Enumerated:** January 11, 2023
- **Primary specialty:** Nurse Practitioner - Pediatrics, Critical Care · taxonomy 363LP0222X
- **State license:** 1217366 (Texas)
- **Sole proprietor:** No
## Practice location
- **Address:** 1 CHILDRENS PL, DEPT EMERGENCY MED, Saint Louis, MO 63110-1002
- **Phone:** (314) 454-6000 · **Fax:** (314) 747-3338
## 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:** Washington University (NPI 1194765685, Saint Louis, MO), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
## Record status
- **NPPES last updated:** March 10, 2026
- **Other identifiers:** Medicaid 420119869 (MO)
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Source: [NPI Profile](https://npiprofile.com/npi/1427762723) · Data from the CMS NPPES public registry.