Gailen Marshall, MD

Allergy & Immunology

20+ years in practiceNPI: 1609810894Licensed in MS

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Credentials & Recognition

Specialties

Allergy & Immunology

NPI sub-specialties

Internal Medicine, Allergy & Immunology207RA0201X

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

#8

Top Allergists & Immunologists in Mississippi, 2026

Allergy & Immunology · Mississippi · 2026

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Frequently Asked Questions about Dr. Gailen Marshall, MD

Where does Dr. Gailen Marshall, MD practice?+
Dr. Gailen Marshall, MD practices in Mississippi, MS. 878 LAKELAND DR JACKSON, MS 392164500.
What is Dr. Gailen Marshall, MD's phone number?+
Dr. Gailen Marshall, MD's practice phone is 601-815-1078. Office contact information is verified on the PBCMMG profile.
What does Dr. Gailen Marshall, MD specialize in?+
Dr. Gailen Marshall, MD's primary specialty is Allergy & Immunology.
Is Dr. Gailen Marshall, MD board certified?+
Board certification status for Dr. Gailen Marshall, 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. Gailen Marshall, MD been practicing?+
Dr. Gailen Marshall, MD has been in active practice for 20+ years, based on NPI enumeration and state licensing records.
What is Dr. Gailen Marshall, MD's NPI number?+
Dr. Gailen Marshall, MD's National Provider Identifier (NPI) is 1609810894, 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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