Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Cally Marie Mackrell, ATC

Athletic Trainer in Ellicott City, MD · enumerated 2015.

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

National Provider Identifier

1497121057

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Registry record

Entity type Individual (Type 1)

Name Cally Marie Mackrell

Credential ATC

Sex Female

Practice address 8512 Hill St, Ellicott City, MD, 21043

Phone (443) 878-9279

Enumeration date Aug 18, 2015

Last updated in NPPES Nov 9, 2021

Taxonomy & licenses

2255A2300X Athletic Trainer Respiratory, Developmental, Rehabilitative and Restorative Service Providers · License LAT-2706 (NC) Secondary

2255A2300X Athletic Trainer Respiratory, Developmental, Rehabilitative and Restorative Service Providers · License A0001240 (MD) 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 Cally Mackrell practice?

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

What is the NPI number for Cally Mackrell?

The National Provider Identifier (NPI) for Cally Mackrell is 1497121057, a Type 1 (individual) record in the CMS NPPES registry.

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2021-11-09.