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

Louis Fazen, MD, PHD

Individual provider Preventive Medicine/Occupational Environmental Medicine Physician · NPI 1457732703

Louis Fazen, MD, PHD is a Preventive Medicine/Occupational Environmental Medicine Physician in New Haven, Connecticut. Practices as a sole proprietor and works from 2 locations. Licensed in Connecticut.

Licensed in
CT
In the registry since
2015
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

See every abbreviation used in this directory →

Practice location Address checks out

135 College St Fl 3
New Haven, CT 06510-2483
Phone: (203) 785-4197
Show map & directions

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

Additional practice locations (1)

  • 1450 Chapel St Fl 2, New Haven, CT 06511-4405 — (203) 789-4044

Specialties & licences

Preventive Medicine/Occupational Environmental Medicine Physician (primary) Taxonomy 2083P0500X · Licence 65020 (CT)
Student in an Organized Health Care Education/Training Program Taxonomy 390200000X

Record details

NPI number1457732703
Entity typeIndividual (Type 1)
GenderMale
Credentials MD , PHD
Sole proprietorYes
NPI enumeratedJune 12, 2015
Last updated in NPPESOctober 2, 2020
Certification dateOctober 2, 2020

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