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

Mark Douglas Wellman, PNP

Individual provider Pediatric Nurse Practitioner · NPI 1831171255

Mark Douglas Wellman, PNP is a Pediatric Nurse Practitioner in Concord, Massachusetts. Licensed in Massachusetts. Registered with an NPI since 2005.

Licensed in
MA
In the registry since
2005
What do these letters mean?
PNP — Pediatric Nurse Practitioner
A nurse practitioner specialising in children.

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Practice location Address checks out

101 Thoreau St
Concord, MA 01742-2443
Phone: (978) 369-9401
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Pediatric Nurse Practitioner (primary) Taxonomy 363LP0200X · Licence 124639 (MA)

Record details

NPI number1831171255
Entity typeIndividual (Type 1)
GenderMale
Credentials PNP
Sole proprietorNo
NPI enumeratedNovember 20, 2005
Last updated in NPPESJuly 13, 2026
Mailing address4 Royce Ln, Westford, MA 01886-4015

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