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

Ethan Frederick Keller, MD

Individual provider Internal Medicine Physician · NPI 1093403420

Ethan Frederick Keller, MD is an Internal Medicine Physician in Milford, Delaware. Licensed in Delaware. Registered with an NPI since 2023.

Licensed in
DE
In the registry since
2023
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

804 N Dupont Blvd
Milford, DE 19963-1006
Phone: (302) 725-3557
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence C7-0018190 (DE)

Record details

NPI number1093403420
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedApril 25, 2023
Last updated in NPPESMay 18, 2023
Certification dateMay 18, 2023
Mailing address640 S State St # Mc3007, Dover, DE 19901-3530

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