Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Dr. Lewis L Horvitz, MD

Cardiovascular Disease Physician in Hamilton, NJ · enumerated 2006.

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

National Provider Identifier

1104879402

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Registry record

Entity type Individual (Type 1)

Name Dr. Lewis L Horvitz

Credential MD

Sex Male

Practice address 2073 Klockner Rd, Hamilton, NJ, 08690

Phone (609) 584-1212

Fax (609) 584-0103

Enumeration date May 18, 2006

Last updated in NPPES Jan 28, 2010

Taxonomy & licenses

207RC0000X Cardiovascular Disease Physician Allopathic & Osteopathic Physicians · License 25MA005442000 (NJ) Primary

207RC0001X Clinical Cardiac Electrophysiology Physician Allopathic & Osteopathic Physicians · License 25MA05442000 (NJ) Secondary

MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure. About the MD credential

Other identifiers

Identifier	Type	State	Issuer
6074405	Medicaid	NJ	-
22-3052989	Other	NJ	TAX ID

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 the NPI number for Lewis Horvitz?

The National Provider Identifier (NPI) for Lewis Horvitz is 1104879402, a Type 1 (individual) record in the CMS NPPES registry.

Where does Lewis Horvitz practice?

The practice location on file with NPPES is in Hamilton, NJ. Providers can have multiple locations; NPPES lists the primary practice address.

Other providers at this practice address

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2010-01-28.