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

Mark Antos, MD

Organization Gastroenterology Physician · NPI 1710033758

Mark Antos, MD is a Gastroenterology Physician in Seaford, Delaware. Licensed in Delaware. Registered with an NPI since 2007.

Licensed in
DE
In the registry since
2007

Practice location Address checks out

1501 Middleford Rd
Seaford, DE 19973-3615
Phone: (302) 629-4255
Fax: (302) 629-5777
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Gastroenterology Physician (primary) Taxonomy 207RG0100X (DE)

Record details

NPI number1710033758
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Mark Antos — Physician, Owner · (302) 629-4255
NPI enumeratedJanuary 25, 2007
Last updated in NPPESAugust 22, 2020
Mailing address1501 Middleford Rd, Seaford, DE 19973-3615

Other providers in Seaford