Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Estefania Lopez

Nurse Practitioner in Mchenry, IL · enumerated 2025.

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

National Provider Identifier

1790676906

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Registry record

Entity type Individual (Type 1)

Name Estefania Lopez

Sex Female

Practice address 2507 N Richmond Rd, Mchenry, IL, 60051

Phone (815) 344-2300

Fax (815) 344-8957

Enumeration date Jul 14, 2025

Last updated in NPPES Oct 29, 2025

Taxonomy & licenses

363LF0000X Family Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 209032699 (IL) Secondary

363L00000X Nurse Practitioner Physician Assistants & Advanced Practice Nursing Providers · License 209032699 (IL) 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

What is the NPI number for Estefania Lopez?

The National Provider Identifier (NPI) for Estefania Lopez is 1790676906, a Type 1 (individual) record in the CMS NPPES registry.

Where does Estefania Lopez practice?

The practice location on file with NPPES is in Mchenry, 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 2025-10-29.