Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Ms. Mary Catherine Egan Mieczkowski, APRN PNP BC

Pediatric Nurse Practitioner in Bristol, CT · enumerated 2008.

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

National Provider Identifier

1679736870

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Registry record

Entity type Individual (Type 1)

Name Ms. Mary Catherine Egan Mieczkowski

Credential APRN PNP BC

Sex Female

Practice address 1301 Farmington Ave, Bristol, CT, 06010

Phone (860) 589-4501

Fax (860) 589-4502

Enumeration date Jul 8, 2008

Last updated in NPPES Oct 9, 2020

Taxonomy & licenses

363LP0200X Pediatric Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 002742 (CT) Primary

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.

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Frequently asked questions

What is the NPI number for Mary Catherine Mieczkowski?

The National Provider Identifier (NPI) for Mary Catherine Mieczkowski is 1679736870, a Type 1 (individual) record in the CMS NPPES registry.

Where does Mary Catherine Mieczkowski practice?

The practice location on file with NPPES is in Bristol, CT. 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 2020-10-09.