Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Abbie L. Courtemanche, D.O.

Internal Medicine Physician in Norwich, CT · enumerated 2007.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1790902807

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Registry record

Entity type Individual (Type 1)

Name Abbie L. Courtemanche

Credential D.O.

Sex Female

Practice address 326 Washington St, Norwich, CT, 06360

Phone (860) 889-8331

Enumeration date Apr 19, 2007

Last updated in NPPES Jul 28, 2021

Taxonomy & licenses

207R00000X Internal Medicine Physician Allopathic & Osteopathic Physicians · License 048467 (CT) Primary

208M00000X Hospitalist Physician Allopathic & Osteopathic Physicians · License 242829 (MA) Secondary

207R00000X Internal Medicine Physician Allopathic & Osteopathic Physicians · License 242829 (MA) Secondary

DO · Doctor of Osteopathic Medicine: A fully licensed physician trained in osteopathic medical schools, with the same practice rights as an MD. About the DO credential

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.

Read the full guide → Validate an NPI →

Frequently asked questions

Where does Abbie Courtemanche practice?

The practice location on file with NPPES is in Norwich, CT. Providers can have multiple locations; NPPES lists the primary practice address.

What is the NPI number for Abbie Courtemanche?

The National Provider Identifier (NPI) for Abbie Courtemanche is 1790902807, a Type 1 (individual) record in the CMS NPPES registry.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2021-07-28.