Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Dr. William M Mcdonnell

Pediatrics Physician in Salt Lake City, UT · enumerated 2006.

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

National Provider Identifier

1699729384

Verified

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Registry record

Entity type Individual (Type 1)

Name Dr. William M Mcdonnell

Sex Male

Practice address 100 N Medical Dr, Salt Lake City, UT, 84113

Phone (801) 588-2233

Fax (801) 588-2236

Enumeration date May 19, 2006

Last updated in NPPES Sep 12, 2008

Taxonomy & licenses

208000000X Pediatrics Physician Allopathic & Osteopathic Physicians · License DR040345 (CO) Secondary

2080P0204X Pediatric Emergency Medicine (Pediatrics) Physician Allopathic & Osteopathic Physicians · License DR040345 (CO) Secondary

208000000X Pediatrics Physician Allopathic & Osteopathic Physicians · License 6275131 1205 (UT) Primary

2080P0204X Pediatric Emergency Medicine (Pediatrics) Physician Allopathic & Osteopathic Physicians · License 6275131 8905 (UT) Secondary

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.

Read the full guide → Validate an NPI →

Frequently asked questions

What is the NPI number for William Mcdonnell?

The National Provider Identifier (NPI) for William Mcdonnell is 1699729384, a Type 1 (individual) record in the CMS NPPES registry.

Where does William Mcdonnell practice?

The practice location on file with NPPES is in Salt Lake City, UT. Providers can have multiple locations; NPPES lists the primary practice address.

Other providers at this practice address

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Michael Boyer Pediatric Hematology & Oncology Physician · Salt Lake City, UT NPI 1598763112 Michael Lloyd Neurology with Special Qualifications in Child Neurology Physician · Salt Lake City, UT NPI 1497753354 David Dansie Pediatric Radiology Physician · Salt Lake City, UT NPI 1043296403 Camille Fung Neonatal-Perinatal Medicine Physician · Salt Lake City, UT NPI 1689627234 Anne Blaschke-Bonkowsky Pediatric Infectious Diseases Physician · Salt Lake City, UT NPI 1760435325 Pediatric Gastroenterology Department of University of Utah Pediatric Gastroenterology Physician · Salt Lake City, UT NPI 1609820232 Pediatric Rapid Treatment Unit Department of University of Utah Pediatric Emergency Medicine (Pediatrics) Physician · Salt Lake City, UT NPI 1972557593 Department of Pediatrics University of Utah Pediatrics Physician · Salt Lake City, UT NPI 1679528715

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2008-09-12.