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

Mr. David A Marley, LDN

Individual provider Nutritionist · NPI 1437122132

Mr. David A Marley, LDN is a Nutritionist in Haverhill, Massachusetts. Licensed in Massachusetts. Registered with an NPI since 2006.

Licensed in
MA
In the registry since
2006
What do these letters mean?
LDN — Licensed Dietitian Nutritionist
A state-licensed dietitian nutritionist.

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Practice location Address checks out

40 School St
Haverhill, MA 01830-6306
Phone: (978) 521-0632
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Nutritionist (primary) Taxonomy 133N00000X · Licence 2395 (MA)

Record details

NPI number1437122132
Entity typeIndividual (Type 1)
GenderMale
Credentials LDN
Sole proprietorNo
NPI enumeratedFebruary 12, 2006
Last updated in NPPESJuly 13, 2026

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