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

David W. Kossoff, MD, LLC

Organization Specialist · NPI 1437206984

David W. Kossoff, MD, LLC is a Specialist in Frederick, Maryland. Licensed in Maryland. Registered with an NPI since 2007.

Licensed in
MD
In the registry since
2007
What do these letters mean?
LLC — Limited liability company
A form of business registration, not a clinical qualification.

See every abbreviation used in this directory →

Practice location Address checks out

110 Thomas Johnson Dr Ste 335
Frederick, MD 21702-4949
Phone: (301) 624-5566
Fax: (301) 624-5542
Show map & directions

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

Specialties & licences

Specialist (primary) Taxonomy 174400000X · Licence D0054121 (MD)

Record details

NPI number1437206984
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Alan Oliver — Ceo · (786) 530-3820
Other names Optimal Digestive Care; Optimal Digestive Care
NPI enumeratedJanuary 5, 2007
Last updated in NPPESMay 19, 2025
Certification dateMay 19, 2025
Mailing address110 Thomas Johnson Dr Ste 335, Frederick, MD 21702-4949

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