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

Fiona Messerly Duffy

Individual provider Behavior Technician · NPI 1578222626

Fiona Messerly Duffy is a Behavior Technician in Saint Paul, Minnesota. Registered with an NPI since 2021.

In the registry since
2021

Practice location Address checks out

690 Cleveland Ave S
Saint Paul, MN 55116-1319
Phone: (651) 493-8412
Show map & directions

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

Specialties & licences

Behavior Technician (primary) Taxonomy 106S00000X

Record details

NPI number1578222626
Entity typeIndividual (Type 1)
GenderFemale
Sole proprietorNo
NPI enumeratedDecember 15, 2021
Last updated in NPPESDecember 15, 2021
Certification dateDecember 15, 2021
Mailing address690 Cleveland Ave S, Saint Paul, MN 55116-1319

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