Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Kimberly Pieczynski, N.P.

Pediatric Nurse Practitioner in St Charles, IL · enumerated 2007.

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

National Provider Identifier

1558413054

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Registry record

Entity type Individual (Type 1)

Name Kimberly Pieczynski

Credential N.P.

Sex Female

Practice address 2900 Foxfield Rd, Suite 203, St Charles, IL, 60174

Phone (630) 797-4255

Fax (630) 797-4259

Enumeration date Jan 17, 2007

Last updated in NPPES Mar 18, 2011

Taxonomy & licenses

363LP0200X Pediatric Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 209 003073 (IL) Primary

NP · Nurse Practitioner: An advanced practice registered nurse with graduate training, licensed to diagnose and treat, often with prescriptive authority. About the NP credential

Other identifiers

Identifier	Type	State	Issuer
1033149844	Other	IL	CDPG NPI
0222075	Other	IL	CDPG BCBS
920540	Other	-	MEDICARE PTAN (GROUP)
920540008	Other	-	MEDICARE PTAN (INDIVIDUAL)

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 Kimberly Pieczynski?

The National Provider Identifier (NPI) for Kimberly Pieczynski is 1558413054, a Type 1 (individual) record in the CMS NPPES registry.

Where does Kimberly Pieczynski practice?

The practice location on file with NPPES is in St Charles, IL. 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 2011-03-18.