MARGARET SESAY CRNA
NPI 1992086714
Nurse Anesthetist, Certified Registered in Largo, MD
About Margaret Sesay Crna NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MARGARET SESAY CRNA (NPI 1992086714) is an individual nurse anesthetist, certified registered in Largo, Maryland, licensed in Maryland (R245749) and active in the NPI registry since September 2011. She is enrolled in Medicare PECOS, is affiliated with Luminis Health Anne Arundel Medical Center, Inc, and maintains 3 additional practice locations.
NPPES Registry Identity
Specialties & Licenses 2
Secondary Practice Locations 3
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)
Margaret Sesay Crna is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).
Medicare Billing Reassignments
9Medicare enrollment records show Margaret Sesay reassigns Medicare billing to 9 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Washington, DC 20010
- Reassigned Medicare billing, District of Columbia enrollment
- 482 clinicians in this Medicare group
Washington, DC 20010
- Reassigned Medicare billing, District of Columbia enrollment
- 3,530 clinicians in this Medicare group
Bethesda, MD 20814
- Reassigned Medicare billing, Maryland enrollment
- 4,483 clinicians in this Medicare group
Annapolis, MD 21401
- Reassigned Medicare billing, District of Columbia and Maryland enrollments
- 391 clinicians in this Medicare group
Columbia, MD 21046
- Reassigned Medicare billing, District of Columbia and Maryland enrollments
- 717 clinicians in this Medicare group
La Plata, MD 20646
- Reassigned Medicare billing, Maryland enrollment
- 78 clinicians in this Medicare group
La Plata, MD 20646
- Reassigned Medicare billing, Maryland enrollment
- 59 clinicians in this Medicare group
Prince Frederick, MD 20678
- Reassigned Medicare billing, District of Columbia and Maryland enrollments
- 196 clinicians in this Medicare group
Pomona, NJ 08240
- Reassigned Medicare billing, New Jersey enrollment
- 123 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 4
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 4
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
Luminis Health Anne Arundel Medical Center, Inc
Acute Care Hospitals · Annapolis, MDJohns Hopkins Howard County Medical Center
Acute Care Hospitals · Columbia, MDLuminis Health Doctors Community Medical Ctr, Inc
Acute Care Hospitals · Lanham, MDMedstar Southern Maryland Hospital Center
Acute Care Hospitals · Clinton, MDPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 20774 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.
Medicare Quality Performance CMS QPP · MIPS
Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.
Reported Quality Measures
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.
UPPER MARLBORO, MD 20774
LARGO, MD 20774
LARGO, MD 20774
LARGO, MD 20774
LARGO, MD 20774
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 Sesay's NPI number?
The NPI number for Margaret Sesay is 1992086714. It was assigned to this individual provider in the NPPES registry on September 7, 2011.
Where is Margaret Sesay located?
Margaret Sesay practices at 901 Harry S Truman Dr N, Largo, MD 20774. The listed phone number is (240) 677-1000.
What is Margaret Sesay's specialty?
The primary specialty registered for this NPI is Nurse Anesthetist, Certified Registered with taxonomy code 367500000X.
Is Margaret Sesay enrolled in Medicare?
Yes. Margaret Sesay is registered in the Medicare PECOS enrollment system.
Which organizations bill Medicare for Margaret Sesay's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Margaret Sesay reassigns Medicare benefits to 9 organizations: Medstar Medical Group Anesthesiology LLC (Washington, DC), Medstar Medical Group II LLC (Washington, DC), Johns Hopkins University (Bethesda, MD), Anesthesia Company, LLC (Annapolis, MD), First Colonies Anesthesia Associates, LLC (Columbia, MD) and 4 more organizations, listed in the Medicare section above. 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 Margaret Sesay's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Margaret Sesay accept?
Health plans from Oscar Health list Margaret Sesay 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 Margaret Sesay affiliated with any hospitals?
According to CMS data, Margaret Sesay is affiliated with Luminis Health Anne Arundel Medical Center, Inc, Johns Hopkins Howard County Medical Center, Luminis Health Doctors Community Medical Ctr, Inc and Medstar Southern Maryland Hospital Center.
When was this NPI record last updated?
The NPPES record for Margaret Sesay was last updated on April 9, 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.
# Margaret Sesay, CRNA · NPI 1992086714
Nurse Anesthetist, Certified Registered physician in Largo, Maryland. Individual provider, active in the CMS NPPES registry since September 7, 2011.
## Identity
- **NPI:** 1992086714 (Entity type: Individual)
- **Enumerated:** September 7, 2011
- **Primary specialty:** Nurse Anesthetist, Certified Registered · taxonomy 367500000X
- **State license:** R245749 (Maryland)
- **Sole proprietor:** No
## Practice location
- **Address:** 901 HARRY S TRUMAN DR N, Largo, MD 20774-5477
- **Phone:** (240) 677-1000
## Medicare
- **Medicare:** Enrolled in Medicare (PECOS)
- **Ordering & referring:** eligible for Part B labs & imaging
- **Bills Medicare through:** 9 organizations under Medicare reassignment (form CMS-855R): Medstar Medical Group Anesthesiology LLC (NPI 1558976175, Washington, DC); Medstar Medical Group II LLC (NPI 1023836137, Washington, DC); Johns Hopkins University (NPI 1578569240, Bethesda, MD); Anesthesia Company, LLC (NPI 1871548156, Annapolis, MD); First Colonies Anesthesia Associates, LLC (NPI 1740218767, Columbia, MD); and 4 more · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2011
## Record status
- **NPPES last updated:** April 9, 2024
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Source: [NPI Profile](https://npiprofile.com/npi/1992086714) · Data from the CMS NPPES public registry.