Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum Sole proprietor

Dr. Howard Liss, MD

Q: What is the NPI number for Howard Liss?

The National Provider Identifier (NPI) for Howard Liss is 1801879564, a Type 1 (individual) record in the CMS NPPES registry.

Physical Medicine & Rehabilitation Physician in Tenafly, NJ · enumerated 2005.

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

National Provider Identifier

1801879564

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Registry record

Entity type Individual (Type 1)

Name Dr. Howard Liss

Credential MD

Sex Male

Practice address Tenafly, NJ, 07670

Phone (201) 390-9200

Fax (201) 871-2214

Enumeration date Nov 26, 2005

Last updated in NPPES Mar 7, 2023

Street address withheld: NPPES sole-proprietor addresses can be home addresses. See our data policy.

Taxonomy & licenses

208100000X Physical Medicine & Rehabilitation Physician Allopathic & Osteopathic Physicians · License 1323221 (NY) Secondary

208100000X Physical Medicine & Rehabilitation Physician Allopathic & Osteopathic Physicians · License 25MA03903100 (NJ) Primary

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
003227200	Other	NJ	CDS

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 Howard Liss?

The National Provider Identifier (NPI) for Howard Liss is 1801879564, a Type 1 (individual) record in the CMS NPPES registry.

Where does Howard Liss practice?

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

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2023-03-07.