Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Susan M Dornan, BS, CASAC

Q: What is the NPI number for Susan Dornan?

The National Provider Identifier (NPI) for Susan Dornan is 1639291156, a Type 1 (individual) record in the CMS NPPES registry.

Addiction (Substance Use Disorder) Counselor in Hudson Falls, NY · enumerated 2007.

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

National Provider Identifier

1639291156

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Registry record

Entity type Individual (Type 1)

Name Susan M Dornan

Credential BS, CASAC

Sex Female

Practice address 340 Main St, Hudson Falls, NY, 12839

Phone (518) 747-8001

Fax (518) 747-8003

Enumeration date Apr 4, 2007

Last updated in NPPES Jul 8, 2007

Taxonomy & licenses

101YA0400X Addiction (Substance Use Disorder) Counselor Behavioral Health & Social Service Providers · License 18618 (NY) 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 Susan Dornan?

The National Provider Identifier (NPI) for Susan Dornan is 1639291156, a Type 1 (individual) record in the CMS NPPES registry.

Where does Susan Dornan practice?

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

Other providers at this practice address

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2007-07-08.