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

Dr. Mark D Olszyk, MD

Individual provider Emergency Medicine Physician · NPI 1295759207

Dr. Mark D Olszyk, MD is an Emergency Medicine Physician in Westminster, Maryland. Licensed in Maryland. Registered with an NPI since 2006.

Licensed in
MD
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

200 Memorial Ave
Westminster, MD 21157-5726
Phone: (410) 871-6129
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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 D0072926 (MD)

Record details

NPI number1295759207
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 26, 2006
Last updated in NPPESJanuary 14, 2026
Certification dateJanuary 14, 2026
Mailing address200 Memorial Ave, Westminster, MD 21157-5726

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