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

Individual provider Psychiatric/Mental Health Nurse Practitioner · NPI 1770058273

Susan Kostrzewski, APRN is a Nurse Practitioner in Concord, New Hampshire. Qualified in 2013, 13 years ago. Practices with State of New Hampshire, a 77-clinician group and accepts Medicare assignment. Licensed in New Hampshire.

Years since qualifying
13
Licensed in
NH
In the registry since
2018
What do these letters mean?
APRN — Advanced Practice Registered Nurse
The umbrella licence covering nurse practitioners, midwives, anaesthetists and clinical nurse specialists.

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Practice location Address checks out

105 Pleasant St
Concord, NH 03301-3852
Phone: (603) 271-7936
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Psychiatric/Mental Health Nurse Practitioner (primary) Taxonomy 363LP0808X · Licence 068472-23 (NH)

Record details

NPI number1770058273
Entity typeIndividual (Type 1)
GenderFemale
Credentials APRN
Sole proprietorNo
NPI enumeratedOctober 10, 2018
Last updated in NPPESOctober 10, 2018

Medicare enrollment

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

Medicare specialtyNURSE PRACTITIONER
Medical schoolOTHER
Graduated 2013 (13 years in practice)
Group practice State Of New Hampshire — 77 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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