ALEXANDRA KOERTEN RN, IBCLC
NPI 1659841963
Registered Nurse - Lactation Consultant in Melrose, MA

Q: What is Alexandra Koerten's NPI number?

The NPI number for Alexandra Koerten is 1659841963. It was assigned to this individual provider in the NPPES registry on November 29, 2018.

Q: What is Alexandra Koerten's specialty?

The primary specialty registered for this NPI is Registered Nurse, specializing in Lactation Consultant, with taxonomy code 163WL0100X.

Q: When was this NPI record last updated?

The NPPES record for Alexandra Koerten was last updated on May 7, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 months 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.

Active since November 29, 2018

5 S MOUNTAIN AVE, MELROSE, MA 02176(781) 281-9505 Get Directions Write a Review

NPPES record last updated: May 7, 2025. Verified against the NPPES registry weekly; last sync: October 04, 2026.

Record update history: May 7, 2025, Nov 29, 2018 (2 updates tracked since 2018).

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About Alexandra Koerten Rn, Ibclc NPPES

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

ALEXANDRA KOERTEN RN, IBCLC (NPI 1659841963) is an individual lactation consultant provider in Melrose, Massachusetts, licensed in Massachusetts (CLC283630) and active in the NPI registry since November 2018.

NPPES Registry Identity

NPI1659841963

Entity TypeIndividualFemale

Primary Taxonomy163WL0100X

Provider Legal NameALEXANDRA KOERTENCredential: RN, IBCLC

Location Address5 S MOUNTAIN AVEMelrose, MA 02176-6320

Mailing Address5 S Mountain AveMelrose, MA 02176-6320 · (781) 281-9505

Phone(781) 281-9505

Sole ProprietorNo

Enumeration DateNovember 29, 2018

Last NPPES UpdateMay 7, 20252 updates tracked since enumeration

NPPES CertifiedMay 7, 2025

✔ NPI 1659841963 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyRegistered Nurse · Lactation ConsultantNursing Service Providers

Taxonomy Code163WL0100X

License✔ Licensed in MA · CLC283630

Also ListedRegistered Nurse · Maternal NewbornTaxonomy 163WM0102X · License RN2320583 (MA)

5 S MOUNTAIN AVE, Melrose, MA 02176

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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 Alexandra Koerten's NPI number?

The NPI number for Alexandra Koerten is 1659841963. It was assigned to this individual provider in the NPPES registry on November 29, 2018.

Where is Alexandra Koerten located?

Alexandra Koerten practices at 5 S Mountain Ave, Melrose, MA 02176. The listed phone number is (781) 281-9505.

What is Alexandra Koerten's specialty?

The primary specialty registered for this NPI is Registered Nurse, specializing in Lactation Consultant, with taxonomy code 163WL0100X.

When was this NPI record last updated?

The NPPES record for Alexandra Koerten was last updated on May 7, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 17 months 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.