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

Andrew J Sebastyan, MD

Individual provider Family Medicine Physician · NPI 1992790745

Andrew J Sebastyan, MD is a Family Practice in Nashua, New Hampshire. Qualified in 1985, 41 years ago. Practices with North Country Hospital and Health Center Inc, a 51-clinician group and accepts Medicare assignment. Licensed in North Carolina and South Carolina.

Years since qualifying
41
Licensed in
NC, SC
In the registry since
2005
Specialties on file
2
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

173 Daniel Webster Hwy
Nashua, NH 03060-5256
Phone: (603) 891-4804
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Family Medicine Physician (primary) Taxonomy 207Q00000X · Licence 180047 (SC)
Family Medicine Physician Taxonomy 207Q00000X · Licence 2005-00315 (NC)

Record details

NPI number1992790745
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedSeptember 19, 2005
Last updated in NPPESJanuary 21, 2015

Medicare enrollment

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

Medicare specialtyFAMILY PRACTICE
Medical schoolOTHER
Graduated 1985 (41 years in practice)
Group practice North Country Hospital And Health Center Inc — 51 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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