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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DR. LOUIS JOSEPH MARCHIORI III DDS
NPI 1205808268
Dentist - General Practice in Washington, DC

Active since February 03, 2006
COMDT (CG-1122), 2100 2ND STREET, S.W. SUITE 5314, WASHINGTON, DC 20593(202) 267-0801 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Dr. Louis Joseph Marchiori Iii Dds NPPES

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

DR. LOUIS JOSEPH MARCHIORI III DDS (NPI 1205808268) is an individual general practice provider in Washington, District Of Columbia and active in the NPI registry since February 2006.

NPPES Registry Identity

NPI1205808268
Entity TypeIndividualMale
Primary Taxonomy1223G0001X
Provider Legal NameDR. LOUIS JOSEPH MARCHIORI IIICredential: DDS
Location AddressCOMDT (CG-1122), 2100 2ND STREET, S.W. SUITE 5314Washington, DC 20593-0001
Mailing AddressComdt (cg-1122), 2100 2nd Street, S.w. Suite 5314Washington, DC 20593-0001 · (202) 267-0801
Phone(202) 267-0801
Sole ProprietorNo
Enumeration DateFebruary 3, 2006
Last NPPES UpdateJuly 13, 2026
✔ NPI 1205808268 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDentist · General PracticeDental Providers
Taxonomy Code1223G0001X
Definition
A general dentist is the primary dental care provider for patients of all ages. The general dentist is responsible for the diagnosis, treatment, management and overall coordination of services related to patients' oral health needs.
COMDT (CG-1122), Washington, DC 20593
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Other Providers at the Same Location NPPES 11

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DANIEL HASENFANG RPH
Pharmacist
COMDT (CG-1122), 2100 2ND STREET SW ROOM 5314
WASHINGTON, DC 20593
District of Columbia (609) 898-6863
MR. BENJAMIN WILLIAM BELLUCCI IDMT, NREMT
Technician, Other
COMDT (CG-1122), US COAST GUARD 2100 2ND ST SW SUITE 5314
WASHINGTON, DC 20593
District of Columbia (585) 919-6602
JERRY L LANCASTER JR.
Technician, Other
COMDT (CG-1122), U.S. COAST GUARD, 2100 2ND ST SW, SUITE 5314
WASHINGTON, DC 20593
District of Columbia (757) 483-8596
MR. GLENN MARTIN SANNICOLAS II HEALTH SERVICES TECH
Technician, Other
COMDT (CG-1122), 2100 2ND ST SW, SUITE 5314
WASHINGTON, DC 20593
District of Columbia (252) 335-6521
MS. ANNA MARIE BARBERA RDH, BS
Dental Hygienist
COMDT (CG-1122), U.S. COAST GUARD, 2100 2ND ST. SW, SUITE 5314
WASHINGTON, DC 20593
District of Columbia (202) 267-0801
JENNIFER SUSAN COMBS RDH
Dental Hygienist
COMDT (CG-1122), U S COAST GUARD, 2100 2ND ST SW, SUITE 5314
WASHINGTON, DC 20593
District of Columbia (609) 989-6960
CARLOS RUIZ HS
Technician, Other
COMDT (CG-1122), 2100 2ND ST SW, SUITE 5314
WASHINGTON, DC 20593
District of Columbia (202) 267-0801
MS. PAMELA STEWART-KUHN RPH
Pharmacist
COMDT (CG-1122), 2100 2ND ST SW ROOM 5314
WASHINGTON, DC 20593
District of Columbia (202) 267-0694

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 Louis Marchiori's NPI number?

The NPI number for Louis Marchiori is 1205808268. It was assigned to this individual provider in the NPPES registry on February 3, 2006.

Where is Louis Marchiori located?

Louis Marchiori practices at Comdt (cg-1122) 2100 2nd Street, S.W. Suite 5314, Washington, DC 20593. The listed phone number is (202) 267-0801.

What is Louis Marchiori's specialty?

The primary specialty registered for this NPI is Dentist, specializing in General Practice, with taxonomy code 1223G0001X.

When was this NPI record last updated?

The NPPES record for Louis Marchiori was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 39 days 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.