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DIANNA YAN MD PC
NPI 1558599498
Specialist in Gaithersburg, MD

Active since June 30, 2009
8909 SHADY GROVE CT, GAITHERSBURG, MD 20877(301) 963-0900(301) 963-9694 Get Directions Write a Review

NPPES record last updated: July 7, 2009. Verified against the NPPES registry weekly; last sync: August 30, 2026.

About Dianna Yan Md Pc NPPES

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

DIANNA YAN MD PC (NPI 1558599498) is a healthcare organization registered as a specialist in Gaithersburg, Maryland and active in the NPI registry since June 2009. The organization lists Dianna Yan, Owner, as its authorized official.

NPPES Registry Identity

NPI1558599498
Entity TypeOrganization
Primary Taxonomy174400000X
Legal Business NameDIANNA YAN MD PC
Location Address8909 SHADY GROVE CTGaithersburg, MD 20877-1308
Mailing Address8909 Shady Grove CtGaithersburg, MD 20877-1308 · (301) 963-0900 · Fax (301) 963-9694
Phone(301) 963-0900
Fax(301) 963-9694
Organization SubpartNo
Authorized OfficialDianna YanOwner · (301) 963-0900
Enumeration DateJune 30, 2009
Last NPPES UpdateJuly 7, 2009
✔ NPI 1558599498 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtySpecialistOther Service Providers
Taxonomy Code174400000X
License✔ Licensed in MD · D43385
Definition
An individual educated and trained in an applied knowledge discipline used in the performance of work at a level requiring knowledge and skills beyond or apart from that provided by a general education or liberal arts degree.
8909 SHADY GROVE CT, Gaithersburg, MD 20877
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Other Identifiers 3

Medicaid755631400MD
Other133049MD · Medicare Ptan
Medicare UPINF39929MD

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Other Providers at the Same Location NPPES

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

DR. DIANNA YAN M.D.
Obstetrics & Gynecology
8909 SHADY GROVE CT
GAITHERSBURG, MD 20877
Montgomery County (301) 963-0900

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 Dianna Yan MD PC's NPI number?

The NPI number for Dianna Yan MD PC is 1558599498. It was assigned to this organization in the NPPES registry on June 30, 2009.

Where is Dianna Yan MD PC located?

Dianna Yan MD PC is located at 8909 Shady Grove Ct, Gaithersburg, MD 20877. The listed phone number is (301) 963-0900.

What is Dianna Yan MD PC's specialty?

The primary specialty registered for this NPI is Specialist with taxonomy code 174400000X.

When was this NPI record last updated?

The NPPES record for Dianna Yan MD PC was last updated on July 7, 2009. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 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.