Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Dr. Madelaine Gail Nathanson, PHD CADC

Clinical Psychologist in Plymouth Meeting, PA · enumerated 2007.

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

National Provider Identifier

1649488768

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Registry record

Entity type Individual (Type 1)

Name Dr. Madelaine Gail Nathanson

Credential PHD CADC

Sex Female

Practice address 4 East Germantown Pike, Plymouth Meeting, PA, 19462

Phone (610) 825-1024

Enumeration date May 21, 2007

Last updated in NPPES Nov 28, 2016

Taxonomy & licenses

103TC0700X Clinical Psychologist Behavioral Health & Social Service Providers · License PS002750L (PA) Primary

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.

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Frequently asked questions

What is the NPI number for Madelaine Nathanson?

The National Provider Identifier (NPI) for Madelaine Nathanson is 1649488768, a Type 1 (individual) record in the CMS NPPES registry.

Where does Madelaine Nathanson practice?

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

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2016-11-28.