MS. MARGARET BASSI OT
NPI 1417402074
Occupational Therapist in Saint Louis, MO
About Ms. Margaret Bassi Ot NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MS. MARGARET BASSI OT (NPI 1417402074) is an individual occupational therapist in Saint Louis, Missouri, licensed in Missouri (2021024625) and active in the NPI registry since August 2016.
NPPES Registry Identity
Specialties & Licenses
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. Margaret Bassi Ot is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignment
Medicare enrollment records show Margaret Bassi 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
- 47 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.
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 63108
SAINT LOUIS, MO 63108
SAINT LOUIS, MO 63108
SAINT LOUIS, MO 63108
SAINT LOUIS, MO 63108
SAINT LOUIS, MO 63108
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 Margaret Bassi's NPI number?
The NPI number for Margaret Bassi is 1417402074. It was assigned to this individual provider in the NPPES registry on August 23, 2016.
Where is Margaret Bassi located?
Margaret Bassi practices at 4444 Forest Park Ave Dept Occupational Therapy, Ste 2210, Saint Louis, MO 63108. The listed phone number is (314) 286-1669.
What is Margaret Bassi's specialty?
The primary specialty registered for this NPI is Occupational Therapist with taxonomy code 225X00000X.
Is Margaret Bassi enrolled in Medicare?
Yes. Margaret Bassi is registered in the Medicare PECOS enrollment system.
Which organization bills Medicare for Margaret Bassi's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Margaret Bassi 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 Margaret Bassi's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Margaret Bassi accept?
Health plans from UnitedHealthcare list Margaret Bassi 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 Margaret Bassi was last updated on April 15, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 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.