Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum Sole proprietor

Hilary Ross, M.A., O.T.R./L.

Q: What is the NPI number for Hilary Ross?

The National Provider Identifier (NPI) for Hilary Ross is 1285907162, a Type 1 (individual) record in the CMS NPPES registry.

Occupational Therapist in Bloomingdale, IL · enumerated 2012.

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

National Provider Identifier

1285907162

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Registry record

Entity type Individual (Type 1)

Name Hilary Ross

Credential M.A., O.T.R./L.

Sex Female

Practice address Bloomingdale, IL, 60108

Phone (630) 980-8700

Enumeration date Feb 22, 2012

Last updated in NPPES Feb 22, 2012

Street address withheld: NPPES sole-proprietor addresses can be home addresses. See our data policy.

Taxonomy & licenses

225X00000X Occupational Therapist Respiratory, Developmental, Rehabilitative and Restorative Service Providers · License 056.008435 (IL) 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 Hilary Ross?

The National Provider Identifier (NPI) for Hilary Ross is 1285907162, a Type 1 (individual) record in the CMS NPPES registry.

Where does Hilary Ross practice?

The practice location on file with NPPES is in Bloomingdale, IL. 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 2012-02-22.