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

Daniel I Geisser, MD

Individual provider Nephrology Physician · NPI 1558346056

Daniel I Geisser, MD is a Nephrology Physician in New Haven, Connecticut. Licensed in Connecticut. Registered with an NPI since 2005.

Licensed in
CT
In the registry since
2005
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

55 Lock St Yale Health
New Haven, CT 06511-3603
Phone: (203) 432-0076
Fax: (203) 432-7289
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Specialties & licences

Nephrology Physician (primary) Taxonomy 207RN0300X · Licence 025973 (CT)

Record details

NPI number1558346056
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedDecember 7, 2005
Last updated in NPPESDecember 14, 2010
Mailing addressPo Box 208237, 55 Lock St, New Haven, CT 06520-8237

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