NPI Portal NPI Lookup & Verification

Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum Sole proprietor

Clark Whiteley Sheffield, MD

Surgery Physician in Provo, UT · enumerated 2006 · practices at Utah Surgical Associates, Inc..

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1417906181

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Registry record

Entity type Individual (Type 1)
Name Clark Whiteley Sheffield
Credential MD
Sex Male
Practice address Provo, UT, 84604
Fax (801) 852-3459
Enumeration date May 9, 2006
Last updated in NPPES Jul 9, 2026

Street address withheld: NPPES sole-proprietor addresses can be home addresses. See our data policy.

Taxonomy & licenses

208600000X Surgery Physician Allopathic & Osteopathic Physicians · License 353117-1205 (UT) Primary
MD · Doctor of Medicine: A physician who completed medical school (allopathic medicine), residency training, and state licensure. About the MD credential

Other identifiers

Identifier Type State Issuer
49415 Other UT PEHP INS.
346272 Other UT DMBA INS.
766 Other UT U OF U HEALTHPLANS
107008084102 Other UT SELECT HEALTH PLAN
QM0000026679 Other UT ALTIUS

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.

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Frequently asked questions

Is NPI 1417906181 active?
Yes, as of the latest NPPES snapshot, NPI 1417906181 is active (record last updated 2026-07-09).
How do I verify Clark Sheffield's NPI record?
Cross-check NPI 1417906181 against the official CMS registry at npiregistry.cms.hhs.gov. This page mirrors the same public NPPES data with a monthly snapshot.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2026-07-09.