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

Margaret A Siemer, CNP

Individual provider Nurse Practitioner · NPI 1427123835

Margaret A Siemer, CNP is a Nurse Practitioner in Greenville, Ohio. Licensed in Ohio. Registered with an NPI since 2006.

Licensed in
OH
In the registry since
2006
What do these letters mean?
CNP — Certified Nurse Practitioner
A certified nurse practitioner.

See every abbreviation used in this directory →

Practice location Address checks out

5735 Meeker Rd
Greenville, OH 45331-1180
Phone: (937) 548-9680
Fax: (937) 548-2087
Show map & directions

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

Specialties & licences

Nurse Practitioner (primary) Taxonomy 363L00000X · Licence M126947S (OH)

Record details

NPI number1427123835
Entity typeIndividual (Type 1)
GenderFemale
Credentials CNP
Sole proprietorNo
NPI enumeratedNovember 21, 2006
Last updated in NPPESFebruary 17, 2010

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