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

Mark Matthew Landreneau, MD

Individual provider Neurology Physician · NPI 1659646875

Mark Matthew Landreneau, MD is a Neurology in New Haven, Connecticut. Graduated from Columbia University College of Physicians and Surgeons in 2012, 14 years ago. Practices with Yale University, a 2,618-clinician group and accepts Medicare assignment. Licensed in Connecticut.

Years since qualifying
14
Trained at
Columbia University College of Physicians and Surgeons
Licensed in
CT
In the registry since
2012
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

285 Nicoll St Ste 104
New Haven, CT 06511-2625
Phone: (203) 606-2395
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Neurology Physician (primary) Taxonomy 2084N0400X · Licence 55629 (CT)

Record details

NPI number1659646875
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 21, 2012
Last updated in NPPESMarch 11, 2026
Certification dateMarch 11, 2026

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyNEUROLOGY
Medical schoolCOLUMBIA UNIVERSITY COLLEGE OF PHYSICIANS AND SURGEONS
Graduated 2012 (14 years in practice)
Group practice Yale University — 2618 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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