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

Dr. William Olney Miller, MD

Individual provider Gastroenterology Physician · NPI 1649209248

Dr. William Olney Miller, MD is a Gastroenterology Physician in Frederick, 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

804 Toll House Ave
Frederick, MD 21701
Phone: (301) 695-7000
Fax: (301) 695-7255
Show map & directions

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

Specialties & licences

Gastroenterology Physician (primary) Taxonomy 207RG0100X · Licence D0014373 (MD)

Record details

NPI number1649209248
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJuly 3, 2006
Last updated in NPPESJuly 9, 2007

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