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

Gary Seidner, MA

Individual provider Case Manager/Care Coordinator · NPI 1346370236

Gary Seidner, MA is a Case Manager/Care Coordinator in Concord, New Hampshire. Registered with an NPI since 2007.

In the registry since
2007
What do these letters mean?
MA — Master of Arts
A graduate arts degree.

See every abbreviation used in this directory →

Practice location Address checks out

40 Pleasant St
Concord, NH 03301
Phone: (603) 228-1551
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Case Manager/Care Coordinator (primary) Taxonomy 171M00000X

Record details

NPI number1346370236
Entity typeIndividual (Type 1)
GenderMale
Credentials MA
Sole proprietorNo
NPI enumeratedMarch 7, 2007
Last updated in NPPESJuly 8, 2007

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