DIANA CLAASSEN MD
NPI 1831288943
Pathology - Anatomic Pathology & Clinical Pathology in Helena, MT

Q: What is Diana Claassen's NPI number?

The NPI number for Diana Claassen is 1831288943. It was assigned to this individual provider in the NPPES registry on October 12, 2006.

Q: What is Diana Claassen's specialty?

The primary specialty registered for this NPI is Pathology, specializing in Anatomic Pathology & Clinical Pathology, with taxonomy code 207ZP0102X.

Q: When was this NPI record last updated?

The NPPES record for Diana Claassen was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 years 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 October 12, 2006

2480 E BROADWAY ST, HELENA, MT 59601(406) 447-7553 Get Directions Write a Review

NPPES record last updated: July 8, 2007. Verified against the NPPES registry weekly; last sync: August 16, 2026.

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About Diana Claassen Md NPPES

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

DIANA CLAASSEN MD (NPI 1831288943) is an individual anatomic pathology & clinical pathology provider in Helena, Montana, licensed in Montana (8456) and active in the NPI registry since October 2006.

NPPES Registry Identity

NPI1831288943

Entity TypeIndividualFemale

Primary Taxonomy207ZP0102X

Provider Legal NameDIANA CLAASSENCredential: MD

Location Address2480 E BROADWAY STHelena, MT 59601-4988

Mailing AddressPo Box 180East Helena, MT 59635-0180 · (406) 475-3385

Phone(406) 447-7553

Sole ProprietorNo

Enumeration DateOctober 12, 2006

Last NPPES UpdateJuly 8, 2007

✔ NPI 1831288943 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPathology · Anatomic Pathology & Clinical PathologyAllopathic & Osteopathic Physicians

Taxonomy Code207ZP0102X

License✔ Licensed in MT · 8456

Definition

A pathologist deals with the causes and nature of disease and contributes to diagnosis, prognosis and treatment through knowledge gained by the laboratory application of the biologic, chemical and physical sciences. A pathologist uses information gathered from the microscopic examination of tissue specimens, cells and body fluids, and from clinical laboratory tests on body fluids and secretions for the diagnosis, exclusion and monitoring of disease.

2480 E BROADWAY ST, Helena, MT 59601

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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 Diana Claassen's NPI number?

The NPI number for Diana Claassen is 1831288943. It was assigned to this individual provider in the NPPES registry on October 12, 2006.

Where is Diana Claassen located?

Diana Claassen practices at 2480 E Broadway St, Helena, MT 59601. The listed phone number is (406) 447-7553.

What is Diana Claassen's specialty?

The primary specialty registered for this NPI is Pathology, specializing in Anatomic Pathology & Clinical Pathology, with taxonomy code 207ZP0102X.

When was this NPI record last updated?

The NPPES record for Diana Claassen was last updated on July 8, 2007. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 years 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.