1. Home
  2. Directory
  3. Maryland
  4. Gaithersburg
  5. Dentist
  6. NPI Profile

DR. THOMAS YOON DMD
NPI 1578832739
Dentist - General Practice in Gaithersburg, MD

Active since December 17, 2011
20219 GOSHEN RD, GAITHERSBURG, MD 20879(240) 477-5921 Get Directions Write a Review

NPPES record last updated: October 14, 2018. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Dr. Thomas Yoon Dmd NPPES

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

DR. THOMAS YOON DMD (NPI 1578832739) is an individual general practice provider in Gaithersburg, Maryland, licensed in Maryland (15075) and active in the NPI registry since December 2011. He maintains a secondary practice location in Catonsville.

NPPES Registry Identity

NPI1578832739
Entity TypeIndividualMale
Primary Taxonomy1223G0001X
Provider Legal NameDR. THOMAS YOONCredential: DMD
Location Address20219 GOSHEN RDGaithersburg, MD 20879
Mailing Address20219 Goshen RdGaithersburg, MD 20879-4000 · (240) 477-5921
Phone(240) 477-5921
Sole ProprietorNo
Enumeration DateDecember 17, 2011
Last NPPES UpdateOctober 14, 2018
✔ NPI 1578832739 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyDentist · General PracticeDental Providers
Taxonomy Code1223G0001X
License✔ Licensed in MD · 15075
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.
20219 GOSHEN RD, Gaithersburg, MD 20879
Open in Google Maps ↗

Secondary Practice Location 1

Location 1832 N Rolling RdCatonsville, MD 21228-4136 · Phone (410) 744-7777

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield, Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma and more.Insurance ›

Other Providers at the Same Location NPPES

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

THOMAS YOON DMD PC
Clinic/Center (Dental)
20219 GOSHEN RD
GAITHERSBURG, MD 20879
Montgomery County (240) 477-5921

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 Thomas Yoon's NPI number?

The NPI number for Thomas Yoon is 1578832739. It was assigned to this individual provider in the NPPES registry on December 17, 2011.

Where is Thomas Yoon located?

Thomas Yoon practices at 20219 Goshen Rd, Gaithersburg, MD 20879. The listed phone number is (240) 477-5921.

What is Thomas Yoon's specialty?

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

What insurance does Thomas Yoon accept?

Health plans from Anthem Blue Cross and Blue Shield, Blue Cross and Blue Shield of Montana, Blue Cross and Blue Shield of Oklahoma, Blue Cross and Blue Shield of Texas and Humana and 2 other insurers list Thomas Yoon as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Thomas Yoon was last updated on October 14, 2018. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 7 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.