NPPES file of Aug 9, 2026

Yisroel Isaacs, LCSW

Clinical Social Worker · Suffern, NY

Yisroel Isaacs, LCSW is a clinical social worker with a practice address in Suffern, New York, and NPI 1679965826, issued on Feb 25, 2015. Check the license (New York 086273, as entered in NPPES) with the New York board that licenses this profession; the Medicare figures below come from public CMS files.

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

NPPES recordNPPES file of Aug 9, 2026
1679965826
Name
Yisroel Isaacs
Credential
LCSW
Primary taxonomy
Clinical Social Worker 1041C0700X
License number
086273 NY
Self-reported in NPPES; status is on the state search
Practice location
75 Montebello RD, Suffern, NY 10901
Phone
(845) 523-9600
Enumerated
Feb 25, 2015
Record last updated
Mar 8, 2022
Medicare enrollment
Enrolled (PECOS I20171228001300); accepts Medicare assignment
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 75 Montebello RD

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

  1. Yeily CalzadoClinical Social Worker1710848163
  2. Michael GutmacherMental Health Counselor1851127724
  3. Hudy HolczlerSocial Worker1437043445
  4. Miriam KantorSocial Worker1982556445
  5. Elizabeth Sachs, MSW, LCSW-RClinical Social Worker1891447686
  6. Shmuel SahlerSocial Worker1447141890

Verify Yisroel Isaacs in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersWhich New York board licenses this profession
    Search for license 086273
    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
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.

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Bills Medicare through one group practice

  1. The Derech Shalom Center IncSuffern, NY

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

Yisroel Isaacs among 29,293 clinical social worker records in New York

Yisroel Isaacs, LCSW is one of 29,293 clinical social worker records with a practice address in New York. 8% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2015, is newer than 60% of them.

  • NPI issued2015 · 60% of these records are older, 36% newer
  • In a Medicare fileYes · 8% of these records are
  • In the CMS Doctors and Clinicians fileYes · 17% of these records are
  • Graduated2013 · median 2001 among the 5,004 with a school on file
  • Record last updated2022 · 65% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 1041C0700X and a New York practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

52 clinical social worker records list a practice address in Suffern

They are 52 of the 1,104 NPPES records with a practice address in Suffern, and 29,293 clinical social worker records in New York.

The 8 clinical social worker records with the nearest ZIP codes

  1. Shari Bernstein, LCSWMontebello, NY 109011760556591
  2. Kathleen Demers, LCSWSuffern, NY 109011578652970
  3. Lillian Engelson, LCSWSuffern, NY 109011790851186
  4. Rocco Guglielmo, LCSWSuffern, NY 109011477541522
  5. Ann Kuehner, CSWSuffern, NY 109011861598872
  6. Beverly Lipson, L.C.S.W.Suffern, NY 109011033129093
  7. Barbara Marcus, LCSWSuffern, NY 109011679519250
  8. Helen Mark, LCSWSuffern, NY 109011427064633

Common questions

What is Yisroel Isaacs, LCSW's NPI number?

Yisroel Isaacs, LCSW's National Provider Identifier (NPI) is 1679965826, issued on Feb 25, 2015. An NPI identifies a provider in billing; it is not a license.

Where is Yisroel Isaacs, LCSW located?

The NPPES record lists a practice address at 75 Montebello RD, Suffern, NY, 10901. Phone: (845) 523-9600. Providers update this record themselves, so call before visiting.

How can I verify Yisroel Isaacs, LCSW's license?

NPPES lists New York license number 086273, as entered by the provider. 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. 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.