Wayne Duffus, MD

Addiction Medicine · Internal Medicine · Infectious Disease

20+ years in practiceNPI: 1174590392Licensed in DELicensed in SC

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Credentials & Recognition

Specialties

Addiction MedicineInternal MedicineInfectious Disease

NPI sub-specialties

Internal Medicine207R00000X

Internal Medicine207R00000X

Internal Medicine, Infectious Disease207RI0200X

Internal Medicine, Infectious Disease207RI0200X

Practice Signals

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

Mid-Level (PA/NP) Use

Doctor-led visits

Years in Practice

20+ years

Estimated from NPI enumeration date

Featured in PBCMMG Rankings

#2

Top Infectious Disease Doctors in Delaware, 2026

Infectious Disease · Delaware · 2026

#8

Top Infectious Disease Doctors in South Carolina, 2026

Infectious Disease · South Carolina · 2026

#9

Top Addiction Medicine Doctors in Delaware, 2026

Addiction Medicine · Delaware · 2026

#23

Top Internal Medicine Doctors in Delaware, 2026

Internal Medicine · Delaware · 2026

#25

Top Infectious Disease Doctors in Georgia, 2026

Infectious Disease · Georgia · 2026

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Frequently Asked Questions about Dr. Wayne Duffus, MD

Where does Dr. Wayne Duffus, MD practice?+
Dr. Wayne Duffus, MD practices in Georgia, GA. 501 W 14TH ST WILMINGTON, DE 198011013.
What is Dr. Wayne Duffus, MD's phone number?+
Dr. Wayne Duffus, MD's practice phone is 302-320-1300. Office contact information is verified on the PBCMMG profile.
What does Dr. Wayne Duffus, MD specialize in?+
Dr. Wayne Duffus, MD's primary specialty is Addiction Medicine, with additional focus on Internal Medicine, Infectious Disease.
Is Dr. Wayne Duffus, MD board certified?+
Board certification status for Dr. Wayne Duffus, 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. Wayne Duffus, MD been practicing?+
Dr. Wayne Duffus, MD has been in active practice for 20+ years, based on NPI enumeration and state licensing records.
What is Dr. Wayne Duffus, MD's NPI number?+
Dr. Wayne Duffus, MD's National Provider Identifier (NPI) is 1174590392, 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

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