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

Mark Byaliy, PA-C

Q: What is the NPI number for Mark Byaliy?

The National Provider Identifier (NPI) for Mark Byaliy is 1083155063, a Type 1 (individual) record in the CMS NPPES registry.

Physician Assistant in Mount Pleasant, WI · enumerated 2017.

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

National Provider Identifier

1083155063

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Registry record

Entity type Individual (Type 1)

Name Mark Byaliy

Credential PA-C

Sex Male

Practice address Mount Pleasant, WI, 53406

Phone (262) 898-9000

Enumeration date Mar 10, 2017

Last updated in NPPES Oct 29, 2025

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

Taxonomy & licenses

363A00000X Physician Assistant Physician Assistants & Advanced Practice Nursing Providers Primary

2255A2300X Athletic Trainer Respiratory, Developmental, Rehabilitative and Restorative Service Providers Secondary

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 Mark Byaliy practice?

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

What is the NPI number for Mark Byaliy?

The National Provider Identifier (NPI) for Mark Byaliy is 1083155063, 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 2025-10-29.