Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Robert M. Mordkin, MD
Urology Physician in Arlington, VA · enumerated 2006.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1821020579
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Registry record
Entity type Individual (Type 1)
Name Robert M. Mordkin
Credential MD
Sex Male
Practice address 1625 N George Mason Dr Ste 454, Arlington, VA, 22205
Phone (703) 717-4200
Fax (703) 717-4201
Enumeration date Jul 6, 2006
Last updated in NPPES Feb 23, 2021
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
Where does Robert Mordkin practice?
The practice location on file with NPPES is in Arlington, VA. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Robert Mordkin?
The National Provider Identifier (NPI) for Robert Mordkin is 1821020579, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all → Olga Povcher Urology Physician · Arlington, VA NPI 1588924096 Leanne Levine Primary Care Nurse Practitioner · Arlington, VA NPI 1922524404 Ashley Harrison Family Nurse Practitioner · Arlington, VA NPI 1063999258 Samantha Del Riego Family Nurse Practitioner · Arlington, VA NPI 1780219527 Meredith Weber Family Nurse Practitioner · Arlington, VA NPI 1922611193 Sophia Huang Nurse Practitioner · Arlington, VA NPI 1699437368
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2021-02-23.