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

Sonja Dietta Mayo, LMSW

Individual provider Social Worker · NPI 1013445725

Sonja Dietta Mayo, LMSW is a Clinical Social Worker in Hart, Michigan. Qualified in 2007, 19 years ago. Practices with Mercy Health Partners, a 66-clinician group and accepts Medicare assignment. Licensed in Michigan.

Years since qualifying
19
Licensed in
MI
In the registry since
2017
What do these letters mean?
LMSW — Licensed Master Social Worker
A master's-level social worker, usually practising under supervision.

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Practice location Address checks out

611 E Main St
Hart, MI 49420-1190
Phone: (231) 873-6900
Fax: (231) 873-1825
Show map & directions

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

Specialties & licences

Social Worker (primary) Taxonomy 104100000X · Licence 6801089271 (MI)

Record details

NPI number1013445725
Entity typeIndividual (Type 1)
GenderFemale
Credentials LMSW
Sole proprietorYes
NPI enumeratedMay 24, 2017
Last updated in NPPESDecember 29, 2021
Certification dateDecember 29, 2021

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyCLINICAL SOCIAL WORKER
Medical schoolOTHER
Graduated 2007 (19 years in practice)
Group practice Mercy Health Partners — 66 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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