Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Mrs. Mary Mai Iwanenko, MS, OTR/L, ATP, SI/C

Specialist in Lackawanna, NY · enumerated 2008 · practices at Childpro of Western New York.

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

National Provider Identifier

1811173990

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Registry record

Entity type Individual (Type 1)

Name Mrs. Mary Mai Iwanenko

Credential MS, OTR/L, ATP, SI/C

Sex Female

Practice address 1025 Ridge Rd, Lackawanna, NY, 14218

Phone (716) 822-4781

Fax (716) 362-8989

Enumeration date Jan 18, 2008

Last updated in NPPES Jan 18, 2008

Taxonomy & licenses

174400000X Specialist Other Service Providers · License 006633-1 (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.

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Frequently asked questions

What is the NPI number for Mary Iwanenko?

The National Provider Identifier (NPI) for Mary Iwanenko is 1811173990, a Type 1 (individual) record in the CMS NPPES registry.

Where does Mary Iwanenko practice?

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

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2008-01-18.