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Kalter Physical Medicine & Rehabilitation PC

Pain Medicine (Physical Medicine & Rehabilitation) Physician in Smithtown, NY · enumerated 2017 · authorized official Matthew Kalter, Owner/Medical Director.

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

National Provider Identifier

1720526999

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Registry record

Entity type Organization (Type 2)
Legal business name Kalter Physical Medicine & Rehabilitation PC
Practice address 496 Smithtown Byp, Suite 200, Smithtown, NY, 11787
Phone (631) 361-5300
Fax (631) 361-5301
Enumeration date Feb 7, 2017
Last updated in NPPES Feb 7, 2017

Taxonomy & classification

2081P2900X Pain Medicine (Physical Medicine & Rehabilitation) Physician Allopathic & Osteopathic Physicians · License 238307 (NY) Primary

Authorized official

Name Matthew Kalter
Title Owner/Medical Director
Phone (631) 361-5300

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.

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Frequently asked questions

Who is the authorized official for Kalter Physical Medicine & Rehabilitation PC?
NPPES lists Matthew Kalter (Owner/Medical Director) as the authorized official for this organization.
What is the NPI number for Kalter Physical Medicine & Rehabilitation PC?
The NPI for Kalter Physical Medicine & Rehabilitation PC is 1720526999, a Type 2 (organization) record in the CMS NPPES registry.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2017-02-07.