Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Barbara J Schlittler, PA-C

Physician Assistant in Waunakee, WI · enumerated 2006.

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

National Provider Identifier

1427007723

Verified

See something wrong? Report a correction

Registry record

Entity type Individual (Type 1)

Name Barbara J Schlittler

Credential PA-C

Sex Female

Practice address 1300 S Century Ave, Waunakee, WI, 53597

Phone (608) 849-4315

Fax (608) 850-1606

Enumeration date May 6, 2006

Last updated in NPPES Dec 8, 2020

Taxonomy & licenses

363A00000X Physician Assistant Physician Assistants & Advanced Practice Nursing Providers · License 469-023 (WI) Primary

Other identifiers

Identifier	Type	State	Issuer
1427007723	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 Barbara Schlittler practice?

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

What is the NPI number for Barbara Schlittler?

The National Provider Identifier (NPI) for Barbara Schlittler is 1427007723, a Type 1 (individual) record in the CMS NPPES registry.

Other providers at this practice address

Browse all →

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2020-12-08.