Type 2 · Organization ✓ Active NPI ✓ Valid NPI checksum

Concerned Dental Care of Westchester P.C.

General Practice Dentistry in Yonkers, NY · enumerated 2009 · authorized official Jay Fensterstock, Owner.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1609100262

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Registry record

Entity type Organization (Type 2)

Legal business name Concerned Dental Care of Westchester P.C.

Practice address 35 E Grassy Sprain Rd, Suite 103, Yonkers, NY, 10710

Phone (914) 337-5252

Fax (914) 337-5426

Enumeration date Sep 29, 2009

Last updated in NPPES Sep 29, 2009

Taxonomy & classification

1223E0200X Endodontics Dental Providers Secondary

1223G0001X General Practice Dentistry Dental Providers Primary

1223P0221X Pediatric Dentistry Dental Providers Secondary

1223P0300X Periodontics Dental Providers Secondary

1223P0700X Prosthodontics Dental Providers Secondary

1223S0112X Oral and Maxillofacial Surgery (Dentist) Dental Providers Secondary

1223X0400X Orthodontics and Dentofacial Orthopedics Dentistry Dental Providers Secondary

Authorized official

Name Jay Fensterstock

Title Owner

Phone (914) 337-5252

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.

Read the full guide → Validate an NPI →

Frequently asked questions

What is a Type 2 NPI?

A Type 2 NPI identifies an organization (group practice, hospital, pharmacy, lab), while Type 1 NPIs identify individual providers. Organizations bill under their Type 2 NPI.

What type of organization is Concerned Dental Care of Westchester P.C.?

Concerned Dental Care of Westchester P.C. is registered in NPPES as a General Practice Dentistry (its primary provider taxonomy).

Providers at this address

Browse all →

Hudson Valley Dental Arts Group General Practice Dentistry · Yonkers, NY NPI 1639119605 Kenneth Conicelli General Practice Dentistry · Yonkers, NY NPI 1568472223 Janneth Montoya Internal Medicine Physician · Yonkers, NY NPI 1083708085 Madhavi Chaudhari General Practice Dentistry · Yonkers, NY NPI 1518170422 Kathryn Callahan Addiction (Substance Use Disorder) Counselor · Yonkers, NY NPI 1760698427 Valerie Klein Periodontics · Yonkers, NY NPI 1942490412 Janneth Montoya M.D.,P.C. Internal Medicine Physician · Yonkers, NY NPI 1699087312 Pediatric Medical World PC Pediatrics Physician · Yonkers, NY NPI 1952615528

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2009-09-29.