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

Dr. James L. Hadler, MD

Individual provider Public Health & General Preventive Medicine Physician · NPI 1528413879

Dr. James L. Hadler, MD is a Public Health & General Preventive Medicine Physician in New Haven, Connecticut. Practices as a sole proprietor. Licensed in Connecticut.

Licensed in
CT
In the registry since
2016
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Practice location Address checks out

172 E Rock Rd
New Haven, CT 06511-1326
Phone: (203) 772-1746
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Public Health & General Preventive Medicine Physician (primary) Taxonomy 2083P0901X · Licence 022856 (CT)

Record details

NPI number1528413879
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorYes
NPI enumeratedApril 24, 2016
Last updated in NPPESApril 24, 2016

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