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Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 30 days.

MS. DIANA HOROWITZ M.S., L.AC.
NPI 1770546996
Acupuncturist in Denver, CO

Active since April 10, 2006
3867 TENNYSON ST, STE D, DENVER, CO 80212(720) 404-9926 Get Directions Write a Review

NPPES record last updated: July 13, 2026. Verified against the NPPES registry weekly; last sync: August 02, 2026.

About Ms. Diana Horowitz M.s., L.ac. NPPES

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

MS. DIANA HOROWITZ M.S., L.AC. (NPI 1770546996) is an individual acupuncturist in Denver, Colorado, licensed in Colorado (938) and active in the NPI registry since April 2006.

NPPES Registry Identity

NPI1770546996
Entity TypeIndividualFemale
Primary Taxonomy171100000X
Provider Legal NameMS. DIANA HOROWITZCredential: M.S., L.AC.
Location Address3867 TENNYSON ST, STE DDenver, CO 80212-2157
Mailing Address4730 W 37th Ave, #30Denver, CO 80212-2059 · (303) 561-4945
Phone(720) 404-9926
Sole ProprietorNo
Enumeration DateApril 10, 2006
Last NPPES UpdateJuly 13, 2026
✔ NPI 1770546996 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyAcupuncturistOther Service Providers
Taxonomy Code171100000X
Licenses✔ Licensed in CO · 938✔ Licensed in NY · 002503
Definition
An acupuncturist is a person who performs ancient therapy for alleviation of pain, anesthesia and treatment of some diseases. Acupuncturists use long, fine needles inserted into specific points in order to treat painful conditions or produce anesthesia.
3867 TENNYSON ST, Denver, CO 80212
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Other Providers at the Same Location NPPES

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

ALEXIS A.P. BALL MA, EDS, LPC
Counselor (Professional)
3867 TENNYSON ST, SUITE C
DENVER, CO 80212
Denver County (303) 507-0040

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 Diana Horowitz's NPI number?

The NPI number for Diana Horowitz is 1770546996. It was assigned to this individual provider in the NPPES registry on April 10, 2006.

Where is Diana Horowitz located?

Diana Horowitz practices at 3867 Tennyson St Ste D, Denver, CO 80212. The listed phone number is (720) 404-9926.

What is Diana Horowitz's specialty?

The primary specialty registered for this NPI is Acupuncturist with taxonomy code 171100000X.

When was this NPI record last updated?

The NPPES record for Diana Horowitz 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 22 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.