Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.

Eugene J Louieng, MD, PC

Organization Obstetrics & Gynecology Physician · NPI 1780785451

Eugene J Louieng, MD, PC is an Obstetrics & Gynecology Physician in Manassas, Virginia. Licensed in Virginia. Registered with an NPI since 2006.

Licensed in
VA
In the registry since
2006
What do these letters mean?
PC — Professional corporation
A form of business registration, not a clinical qualification.

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Practice location Address checks out

8650 Sudley Rd Ste 303
Manassas, VA 20110
Phone: (703) 361-3551
Fax: (703) 365-7702
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Obstetrics & Gynecology Physician (primary) Taxonomy 207V00000X · Licence 0101240017 (VA)

Record details

NPI number1780785451
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Eugene Louie-Ng — President · (703) 361-3551
NPI enumeratedSeptember 26, 2006
Last updated in NPPESAugust 22, 2020
Mailing address8650 Sudley Road, Suite 303, Manassas, VA 20110

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