Gregory Sewall, MD
Otolaryngology (ENT)
20+ years in practiceNPI: 1336195023Licensed in WI
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Credentials & Recognition
Specialties
Otolaryngology (ENT)
NPI sub-specialties
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
Frequently Asked Questions about Dr. Gregory Sewall, MD
Where does Dr. Gregory Sewall, MD practice?+
Dr. Gregory Sewall, MD practices in Wisconsin, WI. 512 S 28TH AVE
WAUSAU, WI 544014147.
What is Dr. Gregory Sewall, MD's phone number?+
Dr. Gregory Sewall, MD's practice phone is 715-847-2021. Office contact information is verified on the PBCMMG profile.
What does Dr. Gregory Sewall, MD specialize in?+
Dr. Gregory Sewall, MD's primary specialty is Otolaryngology (ENT).
Is Dr. Gregory Sewall, MD board certified?+
Board certification status for Dr. Gregory Sewall, 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. Gregory Sewall, MD been practicing?+
Dr. Gregory Sewall, MD has been in active practice for 20+ years, based on NPI enumeration and state licensing records.
What is Dr. Gregory Sewall, MD's NPI number?+
Dr. Gregory Sewall, MD's National Provider Identifier (NPI) is 1336195023, 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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