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

Dr. Mark Zwanger, MD

Individual provider Emergency Medicine Physician · NPI 1285659185

Dr. Mark Zwanger, MD is an Emergency Medicine Physician in Betterton, Maryland. Practices as a sole proprietor. Licensed in Maryland and Pennsylvania.

Licensed in
MD, PA
In the registry since
2006
Specialties on file
2
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

15 Bayside Blvd
Betterton, MD 21610-9701
Phone: (215) 704-2818
Fax: (215) 440-8689
Show map & directions

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

Specialties & licences

Emergency Medicine Physician (primary) Taxonomy 207P00000X · Licence D0066934 (MD)
Emergency Medicine Physician Taxonomy 207P00000X · Licence MD041325E (PA)

Record details

NPI number1285659185
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedJuly 12, 2006
Last updated in NPPESMay 5, 2015
Mailing address15 Bayside Blvd, Betterton, MD 21610-9701