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

Dr. Mark Lawrence Bilowus, MD

Individual provider Urology Physician · NPI 1174616692

Dr. Mark Lawrence Bilowus, MD is an Urology Physician in Reston, Virginia. Practices as a sole proprietor. Licensed in Virginia.

Licensed in
VA
In the registry since
2006
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

1850 Town Center Pkwy Ste 409
Reston, VA 20190
Phone: (703) 478-0260
Fax: (703) 478-2718
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Urology Physician (primary) Taxonomy 208800000X · Licence 0101038025 (VA)

Record details

NPI number1174616692
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedOctober 2, 2006
Last updated in NPPESJuly 8, 2007
Mailing address1850 Town Center Parkway, Suite 409, Reston, VA 20190

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