Newly Listed Provider — this NPI profile has been added to the NPI registry within the last 90 days.

ELIZABETH NIX
NPI 1043139272
Counselor - Addiction (Substance Use Disorder) in Keene, NH

Q: What is Elizabeth Nix's NPI number?

The NPI number for Elizabeth Nix is 1043139272. It was assigned to this individual provider in the NPPES registry on July 13, 2026.

Q: What is Elizabeth Nix's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Addiction (Substance Use Disorder), with taxonomy code 101YA0400X.

Q: When was this NPI record last updated?

The NPPES record for Elizabeth Nix 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 40 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.

Active since July 13, 2026

100 EMERALD ST STE D, KEENE, NH 03431(866) 534-2639(800) 480-7578 Get Directions Write a Review

NPPES record added: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 16, 2026.

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About Elizabeth Nix NPPES

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

ELIZABETH NIX (NPI 1043139272) is an individual addiction (substance use disorder) provider in Keene, New Hampshire and active in the NPI registry since July 2026.

NPPES Registry Identity

NPI1043139272

Entity TypeIndividualFemale

Primary Taxonomy101YA0400X

Provider Legal NameELIZABETH NIX

Location Address100 EMERALD ST STE DKeene, NH 03431-3680

Mailing Address173 Monadnock Hwy Unit 406Swanzey, NH 03446-2151

Phone(866) 534-2639

Fax(800) 480-7578

Sole ProprietorYes

Enumeration DateJuly 13, 2026

NPPES CertifiedJuly 13, 2026

✔ NPI 1043139272 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyCounselor · Addiction (Substance Use Disorder)Behavioral Health & Social Service Providers

Taxonomy Code101YA0400X

100 EMERALD ST STE D, Keene, NH 03431

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Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

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.

MARGARET SULLIVAN

Registered Nurse

100 EMERALD ST STE D
KEENE, NH 03431

Cheshire County (603) 499-4368

CHELSEA ELLSWORTH LCMHC

Counselor (Mental Health)

100 EMERALD ST STE D
KEENE, NH 03431

Cheshire County (866) 534-2639

STEPHANIE ENID DAHLBERG LICSW

Social Worker (Clinical)

100 EMERALD ST STE D
KEENE, NH 03431

Cheshire County (603) 338-9208

CHRISTOPHER J MILLS MD

Psychiatry & Neurology (Psychiatry)

100 EMERALD ST STE D
KEENE, NH 03431

Cheshire County (603) 903-0003

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 Elizabeth Nix's NPI number?

The NPI number for Elizabeth Nix is 1043139272. It was assigned to this individual provider in the NPPES registry on July 13, 2026.

Where is Elizabeth Nix located?

Elizabeth Nix practices at 100 Emerald St Ste D, Keene, NH 03431. The listed phone number is (866) 534-2639.

What is Elizabeth Nix's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Addiction (Substance Use Disorder), with taxonomy code 101YA0400X.

When was this NPI record last updated?

The NPPES record for Elizabeth Nix 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 40 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.