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

Ms. Cathy M Sukowaty, APNP, MSN, BSN

Nurse Practitioner in Manitowoc, WI · enumerated 2006.

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

National Provider Identifier

1336209402

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Registry record

Entity type Individual (Type 1)

Name Ms. Cathy M Sukowaty

Credential APNP, MSN, BSN

Sex Female

Practice address Manitowoc, WI, 54220

Phone (920) 682-6376

Fax (920) 652-0115

Enumeration date Dec 11, 2006

Last updated in NPPES Apr 10, 2024

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

Taxonomy & licenses

363LA2200X Adult Health Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 1120-033 (WI) Secondary

363L00000X Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 1120 (WI) Primary

Other identifiers

Identifier	Type	State	Issuer
43861300	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

What is the NPI number for Cathy Sukowaty?

The National Provider Identifier (NPI) for Cathy Sukowaty is 1336209402, a Type 1 (individual) record in the CMS NPPES registry.

Where does Cathy Sukowaty practice?

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

Other providers at this practice address

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2024-04-10.