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

Dr. Sarah Marie Harnois, MD

Individual provider Student in an Organized Health Care Education/Training Program · NPI 1811429632

Dr. Sarah Marie Harnois, MD is an Internal Medicine in Portland, Maine. Graduated from Tufts University School of Medicine in 2017, 9 years ago. Practices with Physicians of Cape Cod Hospital, a 327-clinician group and accepts Medicare assignment.

Years since qualifying
9
Trained at
Tufts University School of Medicine
In the registry since
2017
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

Student / training record This NPI belongs to someone enrolled in a health care training programme. It carries no licence and no practice of its own, so no address or phone number is published for it.

Portland, ME

Specialties & licences

Student in an Organized Health Care Education/Training Program (primary) Taxonomy 390200000X

Record details

NPI number1811429632
Entity typeIndividual (Type 1)
GenderFemale
Credentials MD
Sole proprietorNo
NPI enumeratedMarch 30, 2017
Last updated in NPPESMarch 30, 2017

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Medical schoolTUFTS UNIVERSITY SCHOOL OF MEDICINE
Graduated 2017 (9 years in practice)
Group practice Physicians Of Cape Cod Hospital — 327 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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