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

Individual provider Internal Medicine Physician · NPI 1720034390

Spiros Mitsopoulos, MD is an Internal Medicine in Manchester, New Hampshire. Graduated from Geisel School of Medicine at Dartmouth in 1984, 42 years ago. Accepts Medicare assignment. Licensed in New Hampshire.

Years since qualifying
42
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

445 Cypress St Unit 9
Manchester, NH 03103-3600
Phone: (603) 663-8230
Fax: (603) 663-8239
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 7454 (NH)

Record details

NPI number1720034390
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedMay 25, 2006
Last updated in NPPESSeptember 23, 2014

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolGEISEL SCHOOL OF MEDICINE AT DARTMOUTH
Graduated 1984 (42 years in practice)
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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