Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Heidi Gioia, RNC,OGNP

Q: What is the NPI number for Heidi Gioia?

The National Provider Identifier (NPI) for Heidi Gioia is 1427142579, a Type 1 (individual) record in the CMS NPPES registry.

Obstetrics & Gynecology Nurse Practitioner in Fenton, MO · enumerated 2006 · practices at Mercy Health Services, LLC.

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

National Provider Identifier

1427142579

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Registry record

Entity type Individual (Type 1)

Name Heidi Gioia

Credential RNC,OGNP

Sex Female

Practice address 1203 Smizer Mill Rd, Suite 106, Fenton, MO, 63026

Phone (636) 717-1390

Fax (636) 717-1395

Enumeration date Oct 3, 2006

Last updated in NPPES Apr 7, 2015

Taxonomy & licenses

363LX0001X Obstetrics & Gynecology Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 085923 (MO) 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.

Read the full guide → Validate an NPI →

Frequently asked questions

Where does Heidi Gioia practice?

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

What is the NPI number for Heidi Gioia?

The National Provider Identifier (NPI) for Heidi Gioia is 1427142579, 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 2015-04-07.