Provider Profile

Allison Jane Duffy

Unclaimed Profile

About Allison Duffy

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Specialty

Speech-Language Pathologist (Primary)

Credentials & Licensing

IL license242018753
NPI1699691550
NPI issued06/25/2026

Source: NPPES NPI Registry

Common questions

What is Dr. Duffy's specialty?

Dr. Duffy is a speech therapist in Chicago, IL. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “Speech-Language Pathologist”.

NPI registry

Where can I find Dr. Duffy?

Dr. Duffy is listed at 11053 S MILLARD AVE, Chicago, IL 60655. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

How do I contact Dr. Duffy?

The number on file is (773) 253-9856. Guide.md cannot book appointments or pass on messages — please call the office directly.

NPI registry

What is Dr. Duffy's NPI number?

Dr. Duffy's National Provider Identifier is 1699691550. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.

NPI registry

Has Dr. Duffy confirmed this information?

Not yet. This profile is built from public federal data and has not been confirmed by Dr. Duffy. If this is you, claiming it is free.

Guide.md

Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.