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

Libby Zan Ruby, CNM, NP

Individual provider Nurse Practitioner · NPI 1275831752

Libby Zan Ruby, CNM, NP is a Nurse Practitioner in Winchester, Virginia. Licensed in Virginia. Registered with an NPI since 2011.

Licensed in
VA
In the registry since
2011
What do these letters mean?
CNM — Certified Nurse-Midwife
An advanced practice nurse who provides prenatal care and delivers babies.
NP — Nurse Practitioner
An advanced practice nurse who can diagnose, treat and in most states prescribe.

See every abbreviation used in this directory →

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Practice location Address checks out

10 Baker St
Winchester, VA 22601-4890
Phone: (540) 722-3470
Fax: (540) 722-3475
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Nurse Practitioner (primary) Taxonomy 363L00000X · Licence 0024070577 (VA)

Record details

NPI number1275831752
Entity typeIndividual (Type 1)
GenderFemale
Credentials CNM , NP
Sole proprietorNo
NPI enumeratedMarch 7, 2011
Last updated in NPPESMarch 7, 2011
Mailing address1820 Salem Church Rd, Stephens City, VA 22655-5641

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