NPPES file of Aug 9, 2026

Ndey Bwalya Diallo, M.D.

Obstetrics & Gynecology Physician · Williamsville, NY

Ndey Bwalya Diallo, M.D. is an obstetrics & gynecology physician with a practice address in Williamsville, New York, and NPI 1538435987, issued on Mar 30, 2012. Check the license (New York 285539, as entered in NPPES) on the NYS Education Department, Office of the Professions; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1538435987
Name
Ndey Bwalya Diallo
Credential
M.D.
Primary taxonomy
Obstetrics & Gynecology Physician 207V00000X
License number
285539 NY
Self-reported in NPPES; status is on the state search
Practice location
2240 North Forest RD., Williamsville, NY 14221
Phone
(716) 639-4034
Enumerated
Mar 30, 2012
Record last updated
Jul 21, 2022
Fax
(716) 929-8940
Medicare enrollment
Enrolled (PECOS I20240926000678); accepts Medicare assignment
Medical or professional school
State University Of New York At Buffalo School Of Medicine, 2016
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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Also registered at 2240 North Forest RD.

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Maria Corigliano, MDObstetrics & Gynecology Physician1043361256
  2. Cheryl Haslinger, NPObstetrics & Gynecology Nurse Practitioner1609910868
  3. Robin Hoebel, M.D.Obstetrics & Gynecology Physician1285780064
  4. Kristen Hollach Anastasi, NPObstetrics & Gynecology Physician1134259070
  5. Theresa Rush, M.D.Obstetrics & Gynecology Physician1609922475
  6. Katie Schmidt, NPNurse Practitioner1518105410

Verify Ndey Bwalya Diallo in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersNYS Education Department, Office of the Professions
    Search for license 285539
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the New York license search

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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6% fewer Medicare Part D claims than the average obstetrics & gynecology physician in 2024

155 Medicare Part D claims for 46 beneficiaries, against an average of 165 among the 28,733 providers of this specialty who prescribed in Part D. Brand-name drugs were 18% of claims.

  1. Ndey Diallo155
  2. Specialty average165

Most prescribed

  1. Valacyclovir22 claims
  2. Estradiol19 claims

Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.

Industry payments in 2024: $363.36

14 payments; by number, the most common kind was food and beverage; the largest payer was Astellas Pharma US Inc. The 21,429 providers of this specialty with any payment received $1,030.61 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Ndey Diallo$363.36
  2. Specialty average$1,030.61

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. St. Joseph Hospital OF Nashua NHNashua, NH

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Ndey Bwalya Diallo among 3,174 obstetrics & gynecology physician records in New York

Ndey Bwalya Diallo, M.D. is one of 3,174 obstetrics & gynecology physician records with a practice address in New York. 76% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2012, is newer than 73% of them.

  • NPI issued2012 · 73% of these records are older, 24% newer
  • In a Medicare fileYes · 76% of these records are
  • In the CMS Doctors and Clinicians fileYes · 59% of these records are
  • Graduated2016 · median 2002 among the 1,870 with a school on file
  • Record last updated2022 · 63% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207V00000X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Obstetrics & Gynecology Physician providers in New York

There are 3,174 obstetrics & gynecology physician records in New York.

The 8 obstetrics & gynecology physician records with the nearest ZIP codes

  1. Joanne Arnold, MDWilliamsville, NY 142211912926809
  2. August Bruno, M.D.Orchard Park, NY 142211013996131
  3. Gabriel Chouchani, M.D.Williamsville, NY 142211629062013
  4. Adel Chouchani, M.D.Williamsville, NY 142211255325650
  5. Theodore Costich, M.D.Williamsville, NY 142211245331818
  6. Susan Erk, DOWilliamsville, NY 142211477520203
  7. Margarita Giotis, MDWilliamsville, NY 142211245276203
  8. Suzette Lajeunesse, M.D.Williamsville, NY 142211881600609

Common questions

What is Ndey Bwalya Diallo, M.D.'s NPI number?

Ndey Bwalya Diallo, M.D.'s National Provider Identifier (NPI) is 1538435987, issued on Mar 30, 2012. An NPI identifies a provider in billing; it is not a license.

Where is Ndey Bwalya Diallo, M.D. located?

The NPPES record lists a practice address at 2240 North Forest RD., Williamsville, NY, 14221. Phone: (716) 639-4034. Providers update this record themselves, so call before visiting.

How can I verify Ndey Bwalya Diallo, M.D.'s license?

NPPES lists New York license number 285539, as entered by the provider. Search the NYS Education Department, Office of the Professions at https://www.op.nysed.gov/services/verifications/online-verification-searches. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.

How much does Ndey Bwalya Diallo, M.D. prescribe under Medicare Part D?

In 2024, Ndey Bwalya Diallo, M.D. had 155 Medicare Part D claims for 46 beneficiaries; the average among obstetrics & gynecology physician prescribers was 165. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.

Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.