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

Dr. Penelope Ann Halliday, MD

Individual provider Family Medicine Physician · NPI 1861493249

Dr. Penelope Ann Halliday, MD is a Family Medicine Physician in Washington Ch, Ohio. Practices as a sole proprietor. Licensed in Ohio.

Licensed in
OH
In the registry since
2005
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

403 E Market St
Washington Ch, OH 43160-1433
Phone: (740) 335-0741
Fax: (740) 335-9473
Show map & directions

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

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence 35-04-5762 (OH)

Record details

NPI number1861493249
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorYes
NPI enumeratedAugust 9, 2005
Last updated in NPPESOctober 9, 2012