Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum
Seung Hi Yun, RN
Registered Nurse in Rockville, MD · enumerated 2021.
Data current as of Jul 13, 2026 · sourced from CMS NPPES
National Provider Identifier
1346900891
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Registry record
Entity type Individual (Type 1)
Name Seung Hi Yun
Credential RN
Sex Female
Practice address 9901 Medical Center Dr, Rockville, MD, 20850
Phone (240) 826-6000
Enumeration date Dec 25, 2021
Last updated in NPPES Dec 25, 2021
Taxonomy & licenses
RN · Registered Nurse: A nurse who completed an accredited nursing program and passed the NCLEX-RN licensure exam.
About the RN 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 Seung Hi Yun practice?
The practice location on file with NPPES is in Rockville, MD. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Seung Hi Yun?
The National Provider Identifier (NPI) for Seung Hi Yun is 1346900891, a Type 1 (individual) record in the CMS NPPES registry.
Other providers at this practice address
Browse all → Cary Brown Surgery Physician · Rockville, MD NPI 1992700629 Adventist Healthcare, Inc. General Acute Care Hospital · Rockville, MD NPI 1568468221 Robert Heaton, Jr Anatomic Pathology & Clinical Pathology Physician · Rockville, MD NPI 1003817164 Virendra Saxena Critical Care Medicine (Internal Medicine) Physician · Rockville, MD NPI 1952396608 Critical Care Consultants, P.C. Critical Care Medicine (Internal Medicine) Physician · Rockville, MD NPI 1669467320 Manish Gambhir Emergency Medicine Physician · Rockville, MD NPI 1265428502 Gaurov Dayal Pediatrics Physician · Rockville, MD NPI 1720078009 Ivan Fuss Pediatrics Physician · Rockville, MD NPI 1457341737
Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2021-12-25.