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

Individual provider Speech-Language Pathologist · NPI 1407975436

Prof. Stephen Nathaniel Calculator, PHD is a Speech-Language Pathologist in Dover, New Hampshire. Practices as a sole proprietor. Licensed in New Hampshire.

Licensed in
NH
In the registry since
2007
What do these letters mean?
PHD — Doctor of Philosophy
A research doctorate. In healthcare it usually sits alongside a clinical licence.

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Practice location Address checks out

10 Reyners Brook Dr
Dover, NH 03820-5902
Phone: (603) 749-1787
Fax: (603) 862-4511
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Speech-Language Pathologist (primary) Taxonomy 235Z00000X · Licence 0255 (NH)

Record details

NPI number1407975436
Entity typeIndividual (Type 1)
GenderMale
Credentials PHD
Sole proprietorYes
NPI enumeratedMarch 29, 2007
Last updated in NPPESJuly 8, 2007

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