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DR. NATHAN JAMES LEU M.D.
NPI 1386602290
Medical Genetics - Clinical Genetics (M.D.) in Portland, ME

Active since May 02, 2006
1577 CONGRESS ST, PORTLAND, ME 04102(207) 662-5522(207) 774-1814 Get Directions Write a Review

NPPES record last updated: June 17, 2021. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Jun 17, 2021, Mar 6, 2019, Jul 23, 2018 (3 updates tracked since 2018).

About Dr. Nathan James Leu M.d. NPPES

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

DR. NATHAN JAMES LEU M.D. (NPI 1386602290) is an individual clinical genetics (m.d.) provider in Portland, Maine, licensed in Maine (MD22180) and active in the NPI registry since May 2006.

NPPES Registry Identity

NPI1386602290
Entity TypeIndividualMale
Primary Taxonomy207SG0201X
Provider Legal NameDR. NATHAN JAMES LEUCredential: M.D.
Location Address1577 CONGRESS STPortland, ME 04102
Mailing Address1577 Congress StPortland, ME 04102-2169 · (207) 662-5522 · Fax (207) 774-1814
Phone(207) 662-5522
Fax(207) 774-1814
Sole ProprietorNo
Enumeration DateMay 2, 2006
Last NPPES UpdateJune 17, 20213 updates tracked since enumeration
NPPES CertifiedJune 17, 2021
✔ NPI 1386602290 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyMedical Genetics · Clinical Genetics (M.D.)Allopathic & Osteopathic Physicians
Taxonomy Code207SG0201X
License✔ Licensed in ME · MD22180
Definition
A clinical geneticist demonstrates competence in providing comprehensive diagnostic, management and counseling services for genetic disorders.
Also ListedFamily MedicineTaxonomy 207Q00000X · License D80007 (MD), 35073229 (OH), MD22180 (ME)
1577 CONGRESS ST, Portland, ME 04102
Open in Google Maps ↗

Other Providers at the Same Location NPPES 20

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

KASSI MARIE SWALLOW RD, LDN
Dietitian, Registered
1577 CONGRESS ST
PORTLAND, ME 04102
Cumberland County (207) 662-1622
DR. SAMANTHA DUNN D.O.
Pediatrics (Developmental - Behavioral Pediatrics)
1577 CONGRESS ST
PORTLAND, ME 04102
Cumberland County (207) 662-5522
ELIZABETH BARKER PH.D.
Psychologist (School)
1577 CONGRESS ST
PORTLAND, ME 04102
Cumberland County (307) 663-5522
PAMELA M DIETZ MD
Pediatrics
1577 CONGRESS ST
PORTLAND, ME 04102
Cumberland County (207) 662-1622
DR. JENNIFER M DUBAIL MD
Pediatrics
1577 CONGRESS ST, 2ND FLOOR
PORTLAND, ME 04102
Cumberland County (207) 662-1442
ROSEMARIE SMITH MD
Medical Genetics (Clinical Genetics (M.D.))
1577 CONGRESS ST, 2ND FLOOR
PORTLAND, ME 04102
Cumberland County (207) 662-1622
CAROL L HUBBARD M.D.
Pediatrics (Developmental - Behavioral Pediatrics)
1577 CONGRESS ST, 1ST FLOOR
PORTLAND, ME 04102
Cumberland County (207) 662-1622
PHOEBE S SMITH LCSW
Social Worker (Clinical)
1577 CONGRESS ST
PORTLAND, ME 04102
Cumberland County (207) 662-1442

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 Nathan Leu's NPI number?

The NPI number for Nathan Leu is 1386602290. It was assigned to this individual provider in the NPPES registry on May 2, 2006.

Where is Nathan Leu located?

Nathan Leu practices at 1577 Congress St, Portland, ME 04102. The listed phone number is (207) 662-5522.

What is Nathan Leu's specialty?

The primary specialty registered for this NPI is Medical Genetics, specializing in Clinical Genetics (M.D.), with taxonomy code 207SG0201X.

When was this NPI record last updated?

The NPPES record for Nathan Leu was last updated on June 17, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 years 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.