DR. WILLIAM ROBERT CLARKE M.D.
NPI 1720154305
Preventive Medicine - Occupational Medicine in Poplar, MT

Q: What is William Clarke's NPI number?

The NPI number for William Clarke is 1720154305. It was assigned to this individual provider in the NPPES registry on November 27, 2006.

Q: What is William Clarke's specialty?

The primary specialty registered for this NPI is Preventive Medicine, specializing in Occupational Medicine, with taxonomy code 2083X0100X.

Q: When was this NPI record last updated?

The NPPES record for William Clarke was last updated on January 18, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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 November 27, 2006

107 H STREET EAST, POPLAR, MT 59255(406) 768-3491(406) 768-3603 Get Directions Write a Review

NPPES record last updated: January 18, 2013. Verified against the NPPES registry weekly; last sync: August 09, 2026.

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About Dr. William Robert Clarke M.d. NPPES

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

DR. WILLIAM ROBERT CLARKE M.D. (NPI 1720154305) is an individual occupational medicine provider in Poplar, Montana, licensed in Washington (MD00039009) and active in the NPI registry since November 2006.

NPPES Registry Identity

NPI1720154305

Entity TypeIndividualMale

Primary Taxonomy2083X0100X

Provider Legal NameDR. WILLIAM ROBERT CLARKECredential: M.D.

Location Address107 H STREET EASTPoplar, MT 59255

Mailing Address2506 Palomino CtRichland, WA 99352-9639 · (509) 628-3455 · Fax (509) 628-8765

Phone(406) 768-3491

Fax(406) 768-3603

Sole ProprietorYes

Enumeration DateNovember 27, 2006

Last NPPES UpdateJanuary 18, 2013

✔ NPI 1720154305 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyPreventive Medicine · Occupational MedicineAllopathic & Osteopathic Physicians

Taxonomy Code2083X0100X

License✔ Licensed in WA · MD00039009

Definition

Occupational medicine focuses on the health of workers, including the ability to perform work; the physical, chemical, biological, and social environments of the workplace; and the health outcomes of environmental exposures. Practitioners in this field address the promotion of health in the work place, and the prevention and management of occupational and environmental injury, illness, and disability.

107 H STREET EAST, Poplar, MT 59255

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Other Identifiers 3

Medicare ID-Type UnspecifiedG37622025

Medicare UPINE68768

Medicaid3246612MI

Other Providers at the Same Location NPPES 14

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

DON NELSON D.D.S. , M.S.D.

Dentist (Pediatric Dentistry)

107 H STREET EAST
POPLAR, MT 59255

Roosevelt County (406) 768-3491

MISS RACHEL DE RYAN

Specialist/Technologist, Other

107 H STREET EAST
POPLAR, MT 59255

Roosevelt County (406) 768-2172

MISS SANDRA SLAY POYNER

Pathology (Clinical Laboratory Director, Non-physician)

107 H STREET EAST, BOX 67
POPLAR, MT 59255

Roosevelt County (406) 653-1656

VIRGINIA NICHOLAS RN

Registered Nurse

107 H STREET EAST
POPLAR, MT 59255

Roosevelt County (406) 768-3491

PATRICIA K SMTIH RN

Registered Nurse

107 H STREET EAST, DHHS, IHS
POPLAR, MT 59255

Roosevelt County (406) 768-3491

TRACY JOY GUTIERREZ MT

Specialist/Technologist, Other (Art, Medical)

107 H STREET EAST, LABORATORY
POPLAR, MT 59255

Roosevelt County (406) 768-2172

MARK WRAY KORMAN

Specialist/Technologist, Pathology (Medical Technologist)

107 H STREET EAST
POPLAR, MT 59255

Roosevelt County (406) 768-3491

KAREN ELIZABETH HAIRE MT

Technician, Pathology (Medical Laboratory)

107 H STREET EAST, DPHHS-IHS
POPLAR, MT 59255

Roosevelt County (406) 768-3491

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 William Clarke's NPI number?

The NPI number for William Clarke is 1720154305. It was assigned to this individual provider in the NPPES registry on November 27, 2006.

Where is William Clarke located?

William Clarke practices at 107 H Street East, Poplar, MT 59255. The listed phone number is (406) 768-3491.

What is William Clarke's specialty?

The primary specialty registered for this NPI is Preventive Medicine, specializing in Occupational Medicine, with taxonomy code 2083X0100X.

When was this NPI record last updated?

The NPPES record for William Clarke was last updated on January 18, 2013. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 13 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.