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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

DR. LISA M LETOURNEAU MD
NPI 1982677076
Internal Medicine in Portland, ME

Active since February 09, 2006
465 CONGRESS ST, SUITE 301, PORTLAND, ME 04101(207) 541-7521(207) 541-7540 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Dr. Lisa M Letourneau Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. LISA M LETOURNEAU MD (NPI 1982677076) is an individual internal medicine provider in Portland, Maine, licensed in Maine (012683) and active in the NPI registry since February 2006.

NPPES Registry Identity

NPI1982677076
Entity TypeIndividualFemale
Primary Taxonomy207R00000X
Provider Legal NameDR. LISA M LETOURNEAUCredential: MD
Location Address465 CONGRESS ST, SUITE 301Portland, ME 04101-3528
Mailing Address465 Congress St, Suite 301Portland, ME 04101-3528 · (207) 541-7521 · Fax (207) 541-7540
Phone(207) 541-7521
Fax(207) 541-7540
Sole ProprietorNo
Enumeration DateFebruary 9, 2006
Last NPPES UpdateJuly 13, 2026
✔ NPI 1982677076 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians
Taxonomy Code207R00000X
License✔ Licensed in ME · 012683
Definition
A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.
465 CONGRESS ST, Portland, ME 04101
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Other Providers at the Same Location NPPES 4

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

MS. CLAIRE OPPENHEIM LCSW
Social Worker (Clinical)
465 CONGRESS ST
PORTLAND, ME 04101
Cumberland County (207) 773-2828
STEPHEN R ARONSON PHD
Psychologist (Clinical)
465 CONGRESS ST, SUITE 700
PORTLAND, ME 04101
Cumberland County (207) 773-2828
RANDALL R MELVIN LCSW BCD
Social Worker (Clinical)
465 CONGRESS ST, SUITE 700
PORTLAND, ME 04101
Cumberland County (207) 773-2828
DR. JOHN MATTHEW O'BRIEN PH.D.
Psychologist (Clinical)
465 CONGRESS ST, STE 700
PORTLAND, ME 04101
Cumberland County (207) 773-2828

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Lisa Letourneau's NPI number?

The NPI number for Lisa Letourneau is 1982677076. It was assigned to this individual provider in the NPPES registry on February 9, 2006.

Where is Lisa Letourneau located?

Lisa Letourneau practices at 465 Congress St Suite 301, Portland, ME 04101. The listed phone number is (207) 541-7521.

What is Lisa Letourneau's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

When was this NPI record last updated?

The NPPES record for Lisa Letourneau was last updated on July 13, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 34 days ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.