Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Dr. Andrew B Lassman, MD

Neurology Physician in New York, NY · enumerated 2006.

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

National Provider Identifier

1336110378

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Registry record

Entity type Individual (Type 1)

Name Dr. Andrew B Lassman

Credential MD

Sex Male

Practice address 710 W 168th St, New York, NY, 10032

Phone (212) 342-0571

Fax (212) 342-1246

Enumeration date Jan 28, 2006

Last updated in NPPES Aug 28, 2014

Taxonomy & licenses

2084N0400X Neurology Physician Allopathic & Osteopathic Physicians · License 210850 (NY) 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
03421932	Medicaid	NY	-

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 Andrew Lassman?

The National Provider Identifier (NPI) for Andrew Lassman is 1336110378, a Type 1 (individual) record in the CMS NPPES registry.

Where does Andrew Lassman practice?

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

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2014-08-28.