Registry data as of Aug 27, 2026

Katherine Chalen

Case Manager/Care Coordinator · Ardsley, NY

Katherine Chalen is a case manager/care coordinator with a practice address in Ardsley, New York, and NPI 1649637323, issued on Jan 26, 2016. 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, loaded Aug 27, 2026 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1649637323
Name
Katherine Chalen
Primary taxonomy
Case Manager/Care Coordinator 171M00000X
Practice location
1053 Saw Mill River RD, Ardsley, NY 10502
Phone
(914) 674-0733
Enumerated
Jan 26, 2016
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 1053 Saw Mill River RD

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

  1. Lisa Alfonzetti, MS.ED.Specialist1770844805
  2. Luis BarrosSpecialist1518222975
  3. Maryann BenedettoSpecialist1821359977
  4. Diane Boekman, M.ED., B.S.Specialist1679835565
  5. Sandra CarlsonSpecialist1952663742
  6. Kristy CastaldoSpeech-Language Pathologist1861644130

Verify Katherine Chalen 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
Find 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.

11 case manager/care coordinator records list a Ardsley practice address

They are 11 of the 293 NPPES records with a Ardsley practice address, and 8,361 case manager/care coordinator records in New York. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.

All 11 in Ardsley → All 8,361 in New York → Every provider in Ardsley →

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. Nalain AbbasNew York, NY1942990239
  10. Alia AbbasiCorona, NY1952703696

Common questions

What is Katherine Chalen's NPI number?

Katherine Chalen's National Provider Identifier (NPI) is 1649637323, issued on Jan 26, 2016. An NPI identifies a provider in billing; it is not a license.

Where is Katherine Chalen located?

The NPPES record lists a practice address at 1053 Saw Mill River RD, Ardsley, NY, 10502. Phone: (914) 674-0733. Providers update this record themselves, so call before visiting.

How can I verify Katherine Chalen'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), loaded Aug 27, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. An NPI identifies who bills; it is not a license.

Compiled from official public sources by the editorial process.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.