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MERCEDES THIESSEN
NPI 1265301527
Counselor - Professional in Hackettstown, NJ

Active since November 04, 2025
1 EDGEVIEW DR STE 2B, HACKETTSTOWN, NJ 07840(908) 246-1480 Get Directions Write a Review

NPPES record last updated: November 4, 2025. Verified against the NPPES registry weekly; last sync: August 16, 2026.

About Mercedes Thiessen NPPES

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

MERCEDES THIESSEN (NPI 1265301527) is an individual professional provider in Hackettstown, New Jersey, licensed in New Jersey (37PC01202300) and active in the NPI registry since November 2025.

NPPES Registry Identity

NPI1265301527
Entity TypeIndividualFemale
Primary Taxonomy101YP2500X
Provider Legal NameMERCEDES THIESSEN
Location Address1 EDGEVIEW DR STE 2BHackettstown, NJ 07840-4003
Mailing Address1 Edgeview Dr Ste 2bHackettstown, NJ 07840-4003 · (908) 246-1480
Phone(908) 246-1480
Sole ProprietorNo
Enumeration DateNovember 4, 2025
NPPES CertifiedOctober 24, 2025
✔ NPI 1265301527 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyCounselor · ProfessionalBehavioral Health & Social Service Providers
Taxonomy Code101YP2500X
License✔ Licensed in NJ · 37PC01202300
1 EDGEVIEW DR STE 2B, Hackettstown, NJ 07840
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Other Names 1

Former Name (1)Mercedes Hennings

Other Providers at the Same Location NPPES 15

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

CHRISTINE LYMAN LAC
Counselor (Professional)
1 EDGEVIEW DR STE 2B
HACKETTSTOWN, NJ 07840
Warren County (908) 246-1480
KIMBERLY SCHAFFER, LLC
Social Worker (Clinical)
1 EDGEVIEW DR STE 2B
HACKETTSTOWN, NJ 07840
Warren County (908) 246-1480
MORGAN DARTNELL
Counselor (Professional)
1 EDGEVIEW DR STE 2B
HACKETTSTOWN, NJ 07840
Warren County (908) 246-1480
ANDREA SALTOS MSW, LSW
Social Worker
1 EDGEVIEW DR STE 2B
HACKETTSTOWN, NJ 07840
Warren County (908) 246-1480
MRS. KIMBERLY ANNE SCHAFFER MSW, LCSW
Social Worker (Clinical)
1 EDGEVIEW DR STE 2B
HACKETTSTOWN, NJ 07840
Warren County (908) 246-1480
MS. JENNALYN WINANT MSW, LSW
Social Worker
1 EDGEVIEW DR STE 2B
HACKETTSTOWN, NJ 07840
Warren County (908) 246-1480
KIMBERLY SOLOMON MSW, LSW
Counselor (Mental Health)
1 EDGEVIEW DR STE 2B
HACKETTSTOWN, NJ 07840
Warren County (908) 246-1480
PETER QUINTON
Counselor (Professional)
1 EDGEVIEW DR STE 2B
HACKETTSTOWN, NJ 07840
Warren County (908) 246-1480

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 Mercedes Thiessen's NPI number?

The NPI number for Mercedes Thiessen is 1265301527. It was assigned to this individual provider in the NPPES registry on November 4, 2025. The provider is also known as Mercedes Hennings.

Where is Mercedes Thiessen located?

Mercedes Thiessen practices at 1 Edgeview Dr Ste 2B, Hackettstown, NJ 07840. The listed phone number is (908) 246-1480.

What is Mercedes Thiessen's specialty?

The primary specialty registered for this NPI is Counselor, specializing in Professional, with taxonomy code 101YP2500X.

When was this NPI record last updated?

The NPPES record for Mercedes Thiessen was last updated on November 4, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.