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

Dr. Matthew Swain Duncan, MD

Individual provider Clinical Neurophysiology Physician · NPI 1710061577

Dr. Matthew Swain Duncan, MD is a Psychiatry in Lebanon, New Hampshire. Graduated from Geisel School of Medicine at Dartmouth in 2001, 25 years ago. Practices with Dartmouth-Hitchcock Clinic, a 1,430-clinician group, accepts Medicare assignment and offers telehealth. Licensed in New Hampshire.

Years since qualifying
25
Trained at
Geisel School of Medicine at Dartmouth
Licensed in
NH
In the registry since
2006
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

1 Medical Center Dr Dhmc-Dhpa Psychiatry
Lebanon, NH 03756-1000
Phone: (603) 650-4725
Fax: (603) 650-0438
Show map & directions

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

Specialties & licences

Clinical Neurophysiology Physician (primary) Taxonomy 2084N0600X · Licence 12840 (NH)

Record details

NPI number1710061577
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedOctober 25, 2006
Last updated in NPPESMarch 19, 2013

Medicare enrollment

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

Medicare specialtyPSYCHIATRY
Medical schoolGEISEL SCHOOL OF MEDICINE AT DARTMOUTH
Graduated 2001 (25 years in practice)
Group practice Dartmouth-Hitchcock Clinic — 1430 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations2 on file with Medicare

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