Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Simon John Simonian, M.D
Specialist in Annandale, VA · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1336189810
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Registry record
Entity type Individual (Type 1)
Name Simon John Simonian
Credential M.D
Sex Male
Practice address 3301 Woodburn Rd, Suite 202, Annandale, VA, 22003
Phone (703) 573-5500
Fax (703) 573-3620
Enumeration date Jun 6, 2006
Last updated in NPPES Jul 8, 2007
Taxonomy & licenses
MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure.
About the MD credential
What is an NPI number?
A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.
Frequently asked questions
What is the NPI number for Simon Simonian?
The National Provider Identifier (NPI) for Simon Simonian is 1336189810, a Type 1 (individual) record in the CMS NPPES registry.
Where does Simon Simonian practice?
The practice location on file with NPPES is in Annandale, VA. Providers can have multiple locations; NPPES lists the primary practice address.
Other providers at this practice address
Browse all → Joseph Timmes Ophthalmology Physician · Annandale, VA NPI 1841298965 Albert Kim Interventional Cardiology Physician · Annandale, VA NPI 1780682583 Alan Baker Surgery Physician · Annandale, VA NPI 1285607846 Jennifer Gorrelick Internal Medicine Physician · Annandale, VA NPI 1457399230 Vein Institute Specialist · Annandale, VA NPI 1194760686 Lubna Zahir Internal Medicine Physician · Annandale, VA NPI 1538190566 Allyson Askew Pediatric Surgery Physician · Annandale, VA NPI 1780618025 Martin Prosky Gastroenterology Physician · Annandale, VA NPI 1740215391
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2007-07-08.