DR. MARK D. LESSARD PH.D.
NPI 1679533673
Psychologist - Clinical in Fort Drum, NY

Q: What is Mark Lessard's NPI number?

The NPI number for Mark Lessard is 1679533673. It was assigned to this individual provider in the NPPES registry on March 24, 2006.

Q: What is Mark Lessard's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Clinical, with taxonomy code 103TC0700X.

Q: When was this NPI record last updated?

The NPPES record for Mark Lessard was last updated on October 20, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since March 24, 2006

EBH02, 4TH ARMORED DRIVE, FORT DRUM, NY 13602(315) 772-6703 Get Directions Write a Review

NPPES record last updated: October 20, 2025. Verified against the NPPES registry weekly; last sync: August 09, 2026.

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About Dr. Mark D. Lessard Ph.d. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. MARK D. LESSARD PH.D. (NPI 1679533673) is an individual clinical provider in Fort Drum, New York, licensed in Wisconsin (2104-057) and active in the NPI registry since March 2006.

NPPES Registry Identity

NPI1679533673

Entity TypeIndividualMale

Primary Taxonomy103TC0700X

Provider Legal NameDR. MARK D. LESSARDCredential: PH.D.

Location AddressEBH02, 4TH ARMORED DRIVEFort Drum, NY 13602

Mailing AddressEbh02, 4th Armored DriveFort Drum, NY 13602 · (315) 772-6703

Phone(315) 772-6703

Sole ProprietorNo

Enumeration DateMarch 24, 2006

Last NPPES UpdateOctober 20, 2025

NPPES CertifiedOctober 20, 2025

✔ NPI 1679533673 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPsychologist · ClinicalBehavioral Health & Social Service Providers

Taxonomy Code103TC0700X

Licenses✔ Licensed in WI · 2104-057✔ Licensed in TX · 3-1940✔ Licensed in VT · 725

Definition

A psychologist who provides continuing and comprehensive mental and behavioral health care for individuals and families; consultation to agencies and communities; training, education and supervision; and research-based practice. It is a specialty in breadth -- one that is broadly inclusive of severe psychopathology -- and marked by comprehensiveness and integration of knowledge and skill from a broad array of disciplines within and outside of psychology proper. The scope of clinical psychology encompasses all ages, multiple diversities and varied systems.

EBH02, Fort Drum, NY 13602

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Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Mark Lessard's NPI number?

The NPI number for Mark Lessard is 1679533673. It was assigned to this individual provider in the NPPES registry on March 24, 2006.

Where is Mark Lessard located?

Mark Lessard practices at Ebh02 4th Armored Drive, Fort Drum, NY 13602. The listed phone number is (315) 772-6703.

What is Mark Lessard's specialty?

The primary specialty registered for this NPI is Psychologist, specializing in Clinical, with taxonomy code 103TC0700X.

When was this NPI record last updated?

The NPPES record for Mark Lessard was last updated on October 20, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.