Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Roxanna Aldstadt

Obstetrics & Gynecology Physician in West Bend, WI · enumerated 2006.

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

National Provider Identifier

1457431819

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Registry record

Entity type Individual (Type 1)

Name Roxanna Aldstadt

Sex Female

Practice address 3200 Pleasant Valley Rd, Obstetrics and Gynecology, West Bend, WI, 53095

Phone (262) 836-7300

Enumeration date Oct 17, 2006

Last updated in NPPES Feb 15, 2016

Taxonomy & licenses

207V00000X Obstetrics & Gynecology Physician Allopathic & Osteopathic Physicians · License 39954 (WI) Primary

Other identifiers

Identifier	Type	State	Issuer
2019	Other	-	INTERNAL ID-MOTOR VEHICLE ID
1457431819	Medicaid	WI	-

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

Where does Roxanna Aldstadt practice?

The practice location on file with NPPES is in West Bend, WI. Providers can have multiple locations; NPPES lists the primary practice address.

What is the NPI number for Roxanna Aldstadt?

The National Provider Identifier (NPI) for Roxanna Aldstadt is 1457431819, a Type 1 (individual) record in the CMS NPPES registry.

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2016-02-15.