NDEY BWALYA DIALLO M.D.
NPI 1538435987
Obstetrics & Gynecology in Williamsville, NY
About Ndey Bwalya Diallo M.d. NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
NDEY BWALYA DIALLO M.D. (NPI 1538435987) is an individual obstetrics & gynecology provider in Williamsville, New York, licensed in New York (285539) and active in the NPI registry since March 2012. She is enrolled in Medicare PECOS, is affiliated with St Joseph Hospital, and is a graduate of State University Of New York At Buffalo School Of Medicine (2016).
NPPES Registry Identity
Specialties & Licenses 2
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Ndey Bwalya Diallo M.d. is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignments
3Medicare enrollment records show Ndey Diallo reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.
Williamsville, NY 14221
- Reassigned Medicare billing, New York enrollment
- 22 clinicians in this Medicare group
Williamsville, NY 14221
- Reassigned Medicare billing, New York enrollment
- 676 clinicians in this Medicare group
Milford, NH 03055
- Reassigned Medicare billing, New Hampshire enrollment
- 386 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.
Hospital Affiliations CMS Care Compare
Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.
St Joseph Hospital
Acute Care Hospitals · Nashua, NHPhysician Visit Costs CMS claims · ZIP area
Typical Medicare office-visit costs in the 14221 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 9
Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.
WILLIAMSVILLE, NY 14221
WILLIAMSVILLE, NY 14221
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 Ndey Diallo's NPI number?
The NPI number for Ndey Diallo is 1538435987. It was assigned to this individual provider in the NPPES registry on March 30, 2012.
Where is Ndey Diallo located?
Ndey Diallo practices at 2240 North Forest Rd., Williamsville, NY 14221. The listed phone number is (716) 639-4034.
What is Ndey Diallo's specialty?
The primary specialty registered for this NPI is Obstetrics & Gynecology with taxonomy code 207V00000X.
Is Ndey Diallo enrolled in Medicare?
Yes. Ndey Diallo is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organizations bill Medicare for Ndey Diallo's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Ndey Diallo reassigns Medicare benefits to 3 organizations: Audubon Women's Medical Associates, PC (Williamsville, NY), Kaleida Health (Williamsville, NY) and St Joseph Hospital Of Nashua Nh (Milford, NH). 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 Ndey Diallo's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Ndey Diallo accept?
Health plans from Ambetter from NH Healthy Families, Anthem Blue Cross and Blue Shield and Harvard Pilgrim Health Care list Ndey Diallo 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 Ndey Diallo affiliated with any hospitals?
According to CMS data, Ndey Diallo is affiliated with St Joseph Hospital.
When was this NPI record last updated?
The NPPES record for Ndey Diallo was last updated on July 21, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.
# Ndey Bwalya Diallo, M.D. · NPI 1538435987
Obstetrics & Gynecology physician in Williamsville, New York. Individual provider, active in the CMS NPPES registry since March 30, 2012.
## Identity
- **NPI:** 1538435987 (Entity type: Individual)
- **Enumerated:** March 30, 2012
- **Primary specialty:** Obstetrics & Gynecology · taxonomy 207V00000X
- **State license:** 285539 (New York)
- **Sole proprietor:** Yes
## Practice location
- **Address:** 2240 NORTH FOREST RD., Williamsville, NY 14221
- **Phone:** (716) 639-4034 · **Fax:** (716) 929-8940
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment, home health, power mobility devices
- **Bills Medicare through:** 3 organizations under Medicare reassignment (form CMS-855R): Audubon Women's Medical Associates, PC (NPI 1770625600, Williamsville, NY); Kaleida Health (NPI 1053441907, Williamsville, NY); St Joseph Hospital Of Nashua Nh (NPI 1437758679, Milford, NH) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** State University Of New York At Buffalo School Of Medicine, class of 2016
## Record status
- **NPPES last updated:** July 21, 2022
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Source: [NPI Profile](https://npiprofile.com/npi/1538435987) · Data from the CMS NPPES public registry.