Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Paul W Aro, PTA

Q: What is the NPI number for Paul Aro?

The National Provider Identifier (NPI) for Paul Aro is 1538404348, a Type 1 (individual) record in the CMS NPPES registry.

Physical Therapy Assistant in Germantown, MD · enumerated 2012.

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

National Provider Identifier

1538404348

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Registry record

Entity type Individual (Type 1)

Name Paul W Aro

Credential PTA

Sex Male

Practice address 20410 Century Blvd, Nrh Rehab Network - Suite 215, Germantown, MD, 20874

Phone (301) 540-6140

Fax (301) 540-5190

Enumeration date Dec 5, 2012

Last updated in NPPES Dec 18, 2023

Taxonomy & licenses

225200000X Physical Therapy Assistant Respiratory, Developmental, Rehabilitative and Restorative Service Providers · License A3296 (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

What is the NPI number for Paul Aro?

The National Provider Identifier (NPI) for Paul Aro is 1538404348, a Type 1 (individual) record in the CMS NPPES registry.

Where does Paul Aro practice?

The practice location on file with NPPES is in Germantown, MD. 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 2023-12-18.