Type 2 · Organization ✓ Active NPI ✓ Valid NPI checksum

Corradino M Lalli, Physician, PC

Q: What is the NPI number for Corradino M Lalli, Physician, PC?

The NPI for Corradino M Lalli, Physician, PC is 1669515441, a Type 2 (organization) record in the CMS NPPES registry.

Internal Medicine Physician in Smithtown, NY · enumerated 2007 · authorized official Corradino Lalli, MD.

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

National Provider Identifier

1669515441

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Registry record

Entity type Organization (Type 2)

Legal business name Corradino M Lalli, Physician, PC

Practice address 363 Route 111, Suite 106, Smithtown, NY, 11787

Phone (631) 366-0404

Fax (631) 366-0312

Enumeration date Feb 14, 2007

Last updated in NPPES Aug 22, 2020

Taxonomy & classification

207R00000X Internal Medicine Physician Allopathic & Osteopathic Physicians Primary

Authorized official

Name Corradino Lalli

Title MD

Phone (631) 366-0404

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

Who is the authorized official for Corradino M Lalli, Physician, PC?

NPPES lists Corradino Lalli (MD) as the authorized official for this organization.

What is the NPI number for Corradino M Lalli, Physician, PC?

The NPI for Corradino M Lalli, Physician, PC is 1669515441, 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 2020-08-22.