John McMahan, MD

Otolaryngology (ENT)

20+ years in practiceNPI: 1518910272Licensed in IL

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Credentials & Recognition

Specialties

Otolaryngology (ENT)

NPI sub-specialties

Otolaryngology, Otolaryngic Allergy207YX0602X

Otolaryngology207Y00000X

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

#13

Top Otolaryngologists (ENT) in Wisconsin, 2026

Otolaryngology (ENT) · Wisconsin · 2026

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Frequently Asked Questions about Dr. John McMahan, MD

Where does Dr. John McMahan, MD practice?+
Dr. John McMahan, MD practices in Wisconsin, WI. 247 S NICOLET RD APPLETON, WI 549143938.
What is Dr. John McMahan, MD's phone number?+
Dr. John McMahan, MD's practice phone is 888-938-3838. Office contact information is verified on the PBCMMG profile.
What does Dr. John McMahan, MD specialize in?+
Dr. John McMahan, MD's primary specialty is Otolaryngology (ENT).
Is Dr. John McMahan, MD board certified?+
Board certification status for Dr. John McMahan, 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. John McMahan, MD been practicing?+
Dr. John McMahan, MD has been in active practice for 20+ years, based on NPI enumeration and state licensing records.
What is Dr. John McMahan, MD's NPI number?+
Dr. John McMahan, MD's National Provider Identifier (NPI) is 1518910272, 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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