What is Sean Leadem's NPI number?

Sean Leadem's National Provider Identifier (NPI) is 1184579625, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.

What is Sean Leadem's specialty?

Sean Leadem is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).

Where is Sean Leadem located?

Sean Leadem's practice location on file with NPPES is 594 Broadway Rm 1205, New York, NY 10012-3289.

What is Sean Leadem's phone number?

The practice phone number listed in the NPPES registry for Sean Leadem is (917) 535-4437.

Is Sean Leadem's NPI active?

Yes — Sean Leadem's NPI (1184579625) is active in the NPPES registry as of the last update on 2026-03-02.

IndividualActive

Sean Leadem, PHD

NPI 1184579625 · Clinical Psychologist · New York, NY

Sean Leadem, PHD is a Clinical Psychologist provider in New York, NY (NPI 1184579625).

Provider details

NPI number: 1184579625
Entity type: Individual
Primary specialty: Clinical PsychologistBehavioral Health & Social Service Providers
Credential: PHD
Sex: Male
Sole proprietor: Yes
License: 027898 (NY)

Specialties & taxonomies

Clinical PsychologistPrimary103TC0700XLicense 027898 (NY)
Behavioral Health & Social Service Providers

Profile Score

Established profile(53/100 index)

A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.

Registry tenure38% of score
Under 1 yr in registry
Profile completeness38% of score
100% of core fields populated
Practice footprint23% of score
1 documented practice location

Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.

Practice location

594 Broadway Rm 1205

New York, NY 10012-3289

Phone: (917) 535-4437

Street-level locationGet directions

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Mailing address