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

Dr. William Peter Geis, MD

Individual provider Surgery Physician · NPI 1790744092

Dr. William Peter Geis, MD is a Surgery Physician in Owings Mills, 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.

See every abbreviation used in this directory →

Practice location Address checks out

21 Crossroads Dr Ste 360
Owings Mills, MD 21117-5441
Phone: (410) 356-0410
Fax: (410) 356-5237
Show map & directions

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

Specialties & licences

Surgery Physician (primary) Taxonomy 208600000X · Licence D0045452 (MD)

Record details

NPI number1790744092
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 23, 2006
Last updated in NPPESNovember 5, 2009

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