Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Dr. Leslie Stone Stone Hirsh, D.D.S.

Prosthodontics in Philadelphia, PA · enumerated 2008 · practices at Empire Healthcare Systems.

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

National Provider Identifier

1720246648

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Registry record

Entity type Individual (Type 1)

Name Dr. Leslie Stone Stone Hirsh

Credential D.D.S.

Sex Female

Practice address 1420 Locust Street, Suite 120, Philadelphia, PA, 19102

Phone (215) 732-9171

Fax (215) 545-0892

Enumeration date May 28, 2008

Last updated in NPPES Aug 25, 2015

Taxonomy & licenses

1223P0700X Prosthodontics Dental Providers · License DS026147L (PA) Primary

DDS · Doctor of Dental Surgery: A licensed dentist; DDS and DMD are equivalent dental degrees. About the DDS credential

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 Leslie Stone Hirsh?

The National Provider Identifier (NPI) for Leslie Stone Hirsh is 1720246648, a Type 1 (individual) record in the CMS NPPES registry.

Where does Leslie Stone Hirsh practice?

The practice location on file with NPPES is in Philadelphia, PA. 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 2015-08-25.