Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Dr. Paul S Macgregor, DO

Urology Physician in Mason City, IA · enumerated 2005.

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

National Provider Identifier

1700872876

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Registry record

Entity type Individual (Type 1)

Name Dr. Paul S Macgregor

Credential DO

Sex Male

Practice address 250 S Crescent Dr, Mason City, IA, 50401

Phone (641) 422-6700

Fax (641) 422-6679

Enumeration date Sep 23, 2005

Last updated in NPPES Sep 30, 2008

Taxonomy & licenses

208800000X Urology Physician Allopathic & Osteopathic Physicians · License 2086 (IA) Primary

DO · Doctor of Osteopathic Medicine: A fully licensed physician trained in osteopathic medical schools, with the same practice rights as an MD. About the DO credential

Other identifiers

Identifier	Type	State	Issuer
0228916	Medicaid	IA	-

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 Paul Macgregor?

The National Provider Identifier (NPI) for Paul Macgregor is 1700872876, a Type 1 (individual) record in the CMS NPPES registry.

Where does Paul Macgregor practice?

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

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2008-09-30.