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

FRANKLIN DELANO HARTENSTEIN III
NPI 1275465239
Counselor - Addiction (Substance Use Disorder) in Princeton, WV

Active since June 02, 2026
327 MERCER ST, PRINCETON, WV 24740(540) 475-0222 Get Directions Write a Review

NPPES record added: June 2, 2026. Verified against the NPPES registry weekly; last sync: August 09, 2026.

About Franklin Delano Hartenstein Iii NPPES

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

FRANKLIN DELANO HARTENSTEIN III (NPI 1275465239) is an individual addiction (substance use disorder) provider in Princeton, West Virginia, licensed in West Virginia (26-910SUD) and active in the NPI registry since June 2026.

NPPES Registry Identity

NPI1275465239
Entity TypeIndividualMale
Primary Taxonomy101YA0400X
Provider Legal NameFRANKLIN DELANO HARTENSTEIN III
Location Address327 MERCER STPrinceton, WV 24740-3313
Mailing Address327 Mercer StPrinceton, WV 24740-3313 · (540) 475-0222
Phone(540) 475-0222
Sole ProprietorNo
Enumeration DateJune 2, 2026
NPPES CertifiedJune 2, 2026
✔ NPI 1275465239 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
License✔ Licensed in WV · 26-910SUD
327 MERCER ST, Princeton, WV 24740
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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.

DAKOTA LEE FELIX
Community Health Worker
327 MERCER ST
PRINCETON, WV 24740
Mercer County (304) 425-9489
ETHEL MARIE MUSICK MSW / LSW
Counselor
327 MERCER ST
PRINCETON, WV 24740
Mercer County (304) 425-9489
NATHANIEL JEROME NEAL
Peer Specialist
327 MERCER ST
PRINCETON, WV 24740
Mercer County (304) 425-9541
BAYLEE LADAWN HURLEY BS
Counselor (Addiction (Substance Use Disorder))
327 MERCER ST
PRINCETON, WV 24740
Mercer County (304) 425-9489

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 Franklin Hartenstein's NPI number?

The NPI number for Franklin Hartenstein is 1275465239. It was assigned to this individual provider in the NPPES registry on June 2, 2026.

Where is Franklin Hartenstein located?

Franklin Hartenstein practices at 327 Mercer St, Princeton, WV 24740. The listed phone number is (540) 475-0222.

What is Franklin Hartenstein'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 Franklin Hartenstein was last updated on June 2, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.