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

Clinic 21 of Connecticut LLC

Organization Emergency Medicine Physician · NPI 1760856306

Clinic 21 of Connecticut LLC is an Emergency Medicine Physician in Stamford, Connecticut. Registered with an NPI since 2015.

In the registry since
2015
What do these letters mean?
LLC — Limited liability company
A form of business registration, not a clinical qualification.

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Practice location Address checks out

2001 W Main St #100
Stamford, CT 06902-4501
Phone: (203) 276-8540
Fax: (203) 276-8541
Show map & directions

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

Specialties & licences

Emergency Medicine Physician (primary) Taxonomy 207P00000X

Record details

NPI number1760856306
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Thomas Zyniewicz — President · (330) 493-4443
NPI enumeratedNovember 19, 2015
Last updated in NPPESNovember 19, 2015
Mailing address4535 Dressler Rd Nw, Canton, OH 44718-2545

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