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

Dr. Michael Stephen Londner, MD

Individual provider Emergency Medicine Physician · NPI 1346298700

Dr. Michael Stephen Londner, MD is an Emergency Medicine Physician in Leesburg, Virginia. Licensed in Virginia. Registered with an NPI since 2006.

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

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Practice location Address checks out

44045 Riverside Parkway Loudoun Hospital Ctr
Leesburg, VA 20176
Phone: (703) 858-6040
Fax: (610) 617-6280
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Emergency Medicine Physician (primary) Taxonomy 207P00000X · Licence 0101237389 (VA)

Record details

NPI number1346298700
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 5, 2006
Last updated in NPPESJuly 13, 2026
Mailing addressPo Box 13700-1369, Commonwealth Emergency Physicians Pc, Philadelphia, PA 19191-1369

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