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Physician Profile

Aldo F. Perez, MD

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At a glance

About Dr. Perez

Aldo F. Perez, MD is a healthcare provider in Chicago, IL specializing in internal medicine. This provider record is associated with NPI 1083540546.

Factual summary compiled by Guide.md from public records; not written by this provider.

Specialty

Internal Medicine (Primary)

Credentials & Licensing

IL licenceAs reported to the NPI registry
No. 125088698As reported
NPINational Provider Identifier
1083540546Issued 2026

As reported to the NPI registry ↗

Medicare information

Medicare opt-outNo
Can order and refer in MedicareYes

Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.

Common questions

What is Dr. Perez's specialty?

Dr. Perez is an internist in Chicago, IL. That is the designation recorded for this NPI in the federal registry, where it is listed as “Internal Medicine”.

NPI registry

Where can I find Dr. Perez?

Dr. Perez is listed at 1901 W Harrison St, Chicago, IL 60612. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

How do I contact Dr. Perez?

The number on file is (312) 864-6000. Contact the office directly to confirm availability and scheduling.

NPI registry

What is Dr. Perez's NPI number?

Dr. Perez's National Provider Identifier is 1083540546. 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. Perez confirmed this information?

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

Guide.md

Guide.md listings do not constitute medical advice or an endorsement.

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