Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Kathryn Iris Marchessault, PA-C

Physician Assistant in Hoboken, NJ · enumerated 2023.

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

National Provider Identifier

1861106510

Verified

See something wrong? Report a correction

Registry record

Entity type Individual (Type 1)

Name Kathryn Iris Marchessault

Credential PA-C

Sex Female

Practice address 308 Willow Ave, Hoboken, NJ, 07030

Phone (201) 418-1000

Enumeration date Jan 9, 2023

Last updated in NPPES Jan 9, 2023

Taxonomy & licenses

363A00000X Physician Assistant Physician Assistants & Advanced Practice Nursing Providers 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.

Read the full guide → Validate an NPI →

Frequently asked questions

What is the NPI number for Kathryn Marchessault?

The National Provider Identifier (NPI) for Kathryn Marchessault is 1861106510, a Type 1 (individual) record in the CMS NPPES registry.

Where does Kathryn Marchessault practice?

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

Other providers at this practice address

Browse all →

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2023-01-09.