NPI Portal NPI Lookup & Verification

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

Erica Jayne Mack, CNP

Family Medicine Physician in Lancaster, OH · enumerated 2020.

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

National Provider Identifier

1619580693

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Registry record

Entity type Individual (Type 1)
Name Erica Jayne Mack
Credential CNP
Sex Female
Practice address Lancaster, OH, 43130
Enumeration date Aug 28, 2020
Last updated in NPPES Aug 28, 2020

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

Taxonomy & licenses

207Q00000X Family Medicine Physician Allopathic & Osteopathic Physicians · License CNP023991 (OH) Primary

Other identifiers

Identifier Type State Issuer
CNP023991 Medicaid OH -

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 Erica Mack practice?
The practice location on file with NPPES is in Lancaster, OH. Providers can have multiple locations; NPPES lists the primary practice address.
What is the NPI number for Erica Mack?
The National Provider Identifier (NPI) for Erica Mack is 1619580693, a Type 1 (individual) record in the CMS NPPES registry.

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2020-08-28.