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

Donald Mesier

Individual provider Counselor · NPI 1225675879

Donald Mesier is a Counselor in Key Largo, Florida. Registered with an NPI since 2019.

In the registry since
2019

Practice location Address checks out

99198 Overseas Hwy
Key Largo, FL 33037-2437
Phone: (305) 434-7660
Show map & directions

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

Specialties & licences

Counselor (primary) Taxonomy 101Y00000X

Record details

NPI number1225675879
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorNo
NPI enumeratedDecember 3, 2019
Last updated in NPPESDecember 3, 2019
Mailing address99198 Overseas Hwy, Key Largo, FL 33037-2437

Other providers in Key Largo