NPPES file of Aug 9, 2026

Mary Ellen Bonnar, MS ED

Case Manager/Care Coordinator · Amherst, NY

Mary Ellen Bonnar, MS ED is a case manager/care coordinator with a practice address in Amherst, New York, and NPI 1851725329, issued on Sep 2, 2013. Check the license with the New York board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.

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

NPPES recordNPPES file of Aug 9, 2026
1851725329
Name
Mary Ellen Bonnar
Credential
MS ED
Primary taxonomy
Case Manager/Care Coordinator 171M00000X
Practice location
4242 Ridge Lea RD, Amherst, NY 14226
Phone
(716) 819-2400
Enumerated
Sep 2, 2013
Record last updated
Sep 2, 2013 (not updated in 13 years: call before relying on the address or phone)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 4242 Ridge Lea RD

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

  1. Christine AbramsPhysical Therapist1730550625
  2. Betelhem Assefa, N.P.Family Nurse Practitioner1710430129
  3. Audra DonlonCase Manager/Care Coordinator1144738683
  4. Sharon Greier, M.S. SP. ED.Specialist1790151835
  5. Jaclyn Hensley, PTPhysical Therapist1932391497
  6. Ashley JohnsonOccupational Therapist1144770215

Verify Mary Ellen Bonnar in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich New York board licenses this professionCheck 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
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23 case manager/care coordinator records list a practice address in Amherst

They are 23 of the 1,741 NPPES records with a practice address in Amherst, and 8,208 case manager/care coordinator records in New York. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 23 in Amherst → All 8,208 in New York → Every provider in Amherst →

Other case manager/care coordinator records in New York

  1. Laura A DejohnRochester, NY1619677085
  2. Noor AanSyosset, NY1083581912
  3. Madeline AbadBronx, NY1730445867
  4. Nno AbaiadzeBrooklyn, NY1558082818
  5. Alina AbakirovaBrooklyn, NY1932098662
  6. Stephanie AballayWest Babylon, NY1962176586
  7. Veronica AbazisCambria Heights, NY1376909952
  8. Awn AbbasCorona, NY1114491701
  9. Alia AbbasiCorona, NY1952703696
  10. Sheri AbbeyBelmont, NY1962285197

Common questions

What is Mary Ellen Bonnar, MS ED's NPI number?

Mary Ellen Bonnar, MS ED's National Provider Identifier (NPI) is 1851725329, issued on Sep 2, 2013. An NPI identifies a provider in billing; it is not a license.

Where is Mary Ellen Bonnar, MS ED located?

The NPPES record lists a practice address at 4242 Ridge Lea RD, Amherst, NY, 14226. Phone: (716) 819-2400. Providers update this record themselves, so call before visiting.

How can I verify Mary Ellen Bonnar, MS ED's license?

Search the New York board that licenses this profession; the NPPES record confirms identity 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. An NPI identifies who bills; it is not a license.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.