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

Diamond Maria Johnson-Hannan

Individual provider Social Worker · NPI 1710632260

Diamond Maria Johnson-Hannan is a Social Worker in Cambridge, Ohio. Practices as a sole proprietor. Registered with an NPI since 2022.

In the registry since
2022

Practice location Address checks out

506 S 9th St
Cambridge, OH 43725-2854
Phone: (740) 630-6922
Show map & directions

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

Specialties & licences

Social Worker (primary) Taxonomy 104100000X

Record details

NPI number1710632260
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorYes
NPI enumeratedFebruary 14, 2022
Last updated in NPPESFebruary 14, 2022
Certification dateFebruary 14, 2022

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