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

Holly Markham, MSN, RN

Individual provider Registered Nurse · NPI 1639815582

Holly Markham, MSN, RN is a Registered Nurse in Chillicothe, Ohio. Practices as a sole proprietor. Licensed in Ohio.

Licensed in
OH
In the registry since
2022
What do these letters mean?
MSN — Master of Science in Nursing
A graduate nursing degree, usually held alongside an advanced practice licence.
RN — Registered Nurse
A licensed nurse who completed a nursing degree and passed the NCLEX-RN examination.

See every abbreviation used in this directory →

Practice location Address checks out

17273 State Route 104
Chillicothe, OH 45601-9718
Phone: (740) 773-1141
Show map & directions

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

Specialties & licences

Registered Nurse (primary) Taxonomy 163W00000X · Licence 324115 (OH)

Record details

NPI number1639815582
Entity typeIndividual (Type 1)
GenderFemale
Credentials MSN , RN
Sole proprietorYes
NPI enumeratedMay 12, 2022
Last updated in NPPESMay 12, 2022
Certification dateMay 12, 2022
Mailing address17273 State Route 104, Chillicothe, OH 45601-9718

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