Guy Dugan, MD

Allergy & Immunology · Pulmonology · Sleep Medicine

20+ years in practiceNPI: 1821041559Licensed in IL

About

Bio coming soon.

Are you Guy Dugan, MD?

Claim your profile

Verify your identity, update your credentials, and take ownership of your listing on PBCMMG.

Claim Profile

Credentials & Recognition

Specialties

Allergy & ImmunologyPulmonologySleep Medicine

NPI sub-specialties

Internal Medicine, Allergy & Immunology207RA0201X

Internal Medicine, Pulmonary Disease207RP1001X

Internal Medicine, Sleep Medicine207RS0012X

Internal Medicine, Critical Care Medicine207RC0200X

Practice Signals

Editorial signals beyond credentials. Patient transparency over opacity. See methodology.

Mid-Level (PA/NP) Use

Doctor-led visits

Google Reviews

1.0 / 5.0

2 reviews

Years in Practice

20+ years

Estimated from NPI enumeration date

Featured in PBCMMG Rankings

#45

Top Allergists & Immunologists in Illinois, 2026

Allergy & Immunology · Illinois · 2026

Other Allergy & Immunology Doctors near Illinois

View all →

Dr. Miguel Alcordo, MD

Illinois, IL · 21+ yrs

Dr. Susan Apolinario, MD

Illinois, IL · 21+ yrs

Dr. Priya Bansal, MD,

Illinois, IL · 21+ yrs

Dr. Umapathi Cattamanchi, MD

Illinois, IL · 21+ yrs

Dr. David Chudwin, MD

Illinois, IL · 21+ yrs

Dr. Richard Collins, MD

Illinois, IL · 21+ yrs

Frequently Asked Questions about Dr. Guy Dugan, MD

Where does Dr. Guy Dugan, MD practice?+
Dr. Guy Dugan, MD practices in Illinois, IL. 800 BIESTERFIELD RD ICU DEPT ELK GROVE VILLAGE, IL 60007.
What is Dr. Guy Dugan, MD's phone number?+
Dr. Guy Dugan, MD's practice phone is 847-437-5500. Office contact information is verified on the PBCMMG profile.
What does Dr. Guy Dugan, MD specialize in?+
Dr. Guy Dugan, MD's primary specialty is Allergy & Immunology, with additional focus on Pulmonology, Sleep Medicine.
Is Dr. Guy Dugan, MD board certified?+
Board certification status for Dr. Guy Dugan, MD has not been verified in the data sources PBCMMG uses (ABMS, state medical boards). The PBCMMG profile shows their current credential set.
How long has Dr. Guy Dugan, MD been practicing?+
Dr. Guy Dugan, MD has been in active practice for 20+ years, based on NPI enumeration and state licensing records.
What is Dr. Guy Dugan, MD's NPI number?+
Dr. Guy Dugan, MD's National Provider Identifier (NPI) is 1821041559, registered in the federal NPPES registry.

Profile maintained by Palm Beach County Medical Media Group, Inc. | Data verified from public registries (NPPES, ABMS, state medical boards). Methodology · Editorial Standards

See an error? info@pbcmmg.com

Are you Guy Dugan, MD?

Claim & complete your profile →

Verify identity, upload proof, and update credentials. Approval typically 1-2 business days.