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

Kristian Leigh Orestis, PMHNP-BC, CNM

Individual provider Psychiatric/Mental Health Nurse Practitioner · NPI 1144593484

Kristian Leigh Orestis, PMHNP-BC, CNM is a Psychiatric/Mental Health Nurse Practitioner in Stratham, New Hampshire. Practices as a sole proprietor. Licensed in Massachusetts and New Hampshire.

Licensed in
MA, NH
In the registry since
2012
Specialties on file
3
What do these letters mean?
PMHNP-BC — Psychiatric-Mental Health Nurse Practitioner, Board Certified
A board-certified psychiatric nurse practitioner.
CNM — Certified Nurse-Midwife
An advanced practice nurse who provides prenatal care and delivers babies.

See every abbreviation used in this directory →

Practice location Address checks out

20 Portsmouth Ave Ste 1 Mbn 207
Stratham, NH 03885
Phone: (603) 502-6224
Show map & directions

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

Specialties & licences

Psychiatric/Mental Health Nurse Practitioner (primary) Taxonomy 363LP0808X · Licence 052715-23 (NH)
Psychiatric/Mental Health Nurse Practitioner Taxonomy 363LP0808X · Licence RN265795 (MA)
Advanced Practice Midwife Taxonomy 367A00000X · Licence RN265795 (MA)

Record details

NPI number1144593484
Entity typeIndividual (Type 1)
GenderFemale
Credentials PMHNP-BC , CNM
Sole proprietorYes
NPI enumeratedFebruary 16, 2012
Last updated in NPPESJuly 9, 2026
Certification dateJuly 9, 2026

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