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

Mari L Black, NP

Individual provider Family Nurse Practitioner · NPI 1477969814

Mari L Black, NP is a Family Nurse Practitioner in Chillicothe, Ohio. Licensed in Ohio. Registered with an NPI since 2014.

Licensed in
OH
In the registry since
2014
What do these letters mean?
NP — Nurse Practitioner
An advanced practice nurse who can diagnose, treat and in most states prescribe.

See every abbreviation used in this directory →

Practice location Address checks out

4439 State Route 159 Ste G10
Chillicothe, OH 45601-7708
Phone: (740) 779-4300
Fax: (740) 779-4391
Show map & directions

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

Specialties & licences

Family Nurse Practitioner (primary) Taxonomy 363LF0000X · Licence 16040 (OH)

Record details

NPI number1477969814
Entity typeIndividual (Type 1)
GenderFemale
Credentials NP
Sole proprietorNo
NPI enumeratedJuly 7, 2014
Last updated in NPPESMarch 22, 2019

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