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

Michael J. Brennan, MD LLC

Organization Chiropractor · NPI 1700997848

Michael J. Brennan, MD LLC is a Chiropractor in Fairfield, Connecticut. Registered with an NPI since 2006.

In the registry since
2006
Specialties on file
2
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

140 Sherman St 2nd Fl
Fairfield, CT 06824-5849
Phone: (203) 255-3451
Fax: (203) 255-7478
Show map & directions

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

Specialties & licences

Pain Medicine (Physical Medicine & Rehabilitation) Physician (primary) Taxonomy 2081P2900X
Chiropractor Taxonomy 111N00000X

Record details

NPI number1700997848
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Michael Brennan — President · (203) 255-3451
NPI enumeratedAugust 31, 2006
Last updated in NPPESJune 24, 2008
Mailing address140 Sherman St, 2nd Floor, Fairfield, CT 06824-5849

Other providers in Fairfield