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NICHOLAS GEAGAN
NPI 1639601420
Pediatrics - Pediatric Infectious Diseases in Washington, DC

Active since March 30, 2017
111 MICHIGAN AVE NW STE 101A3.5W, WASHINGTON, DC 20010(202) 476-5051 Get Directions Write a Review

NPPES record last updated: November 28, 2022. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Nov 28, 2022, Mar 30, 2017 (2 updates tracked since 2017).

About Nicholas Geagan NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

NICHOLAS GEAGAN (NPI 1639601420) is an individual pediatric infectious diseases provider in Washington, District Of Columbia, licensed in District Of Columbia (DO034930) and active in the NPI registry since March 2017.

NPPES Registry Identity

NPI1639601420
Entity TypeIndividualMale
Primary Taxonomy2080P0208X
Provider Legal NameNICHOLAS GEAGAN
Location Address111 MICHIGAN AVE NW STE 101A3.5WWashington, DC 20010-2916
Mailing Address4019 Illinois Ave Nw Unit 1Washington, DC 20011-5927 · (612) 554-0349
Phone(202) 476-5051
Sole ProprietorNo
Enumeration DateMarch 30, 2017
Last NPPES UpdateNovember 28, 20222 updates tracked since enumeration
NPPES CertifiedNovember 28, 2022
✔ NPI 1639601420 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPediatrics · Pediatric Infectious DiseasesAllopathic & Osteopathic Physicians
Taxonomy Code2080P0208X
License✔ Licensed in DC · DO034930
Definition
A pediatrician trained to care for children in the diagnosis, treatment and prevention of infectious diseases. This specialist can apply specific knowledge to affect a better outcome for pediatric infections with complicated courses, underlying diseases that predispose to unusual or severe infections, unclear diagnoses, uncommon diseases and complex or investigational treatments.
111 MICHIGAN AVE NW STE 101A3.5W, Washington, DC 20010
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Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Nicholas Geagan's NPI number?

The NPI number for Nicholas Geagan is 1639601420. It was assigned to this individual provider in the NPPES registry on March 30, 2017.

Where is Nicholas Geagan located?

Nicholas Geagan practices at 111 Michigan Ave NW Ste 101a3.5w, Washington, DC 20010. The listed phone number is (202) 476-5051.

What is Nicholas Geagan's specialty?

The primary specialty registered for this NPI is Pediatrics, specializing in Pediatric Infectious Diseases, with taxonomy code 2080P0208X.

When was this NPI record last updated?

The NPPES record for Nicholas Geagan was last updated on November 28, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.