Type 2 · Organization ✓ Active NPI ✓ Valid NPI checksum

Grand River Endodontics PC

Q: What type of organization is Grand River Endodontics PC?

Grand River Endodontics PC is registered in NPPES as a Endodontics (its primary provider taxonomy).

Endodontics in Grandville, MI · enumerated 2014 · authorized official Sarah Masterson, Owner/Endodontist.

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

National Provider Identifier

1518360304

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Registry record

Entity type Organization (Type 2)

Legal business name Grand River Endodontics PC

Practice address 4211 Parkway Place Dr Sw, Suite 104, Grandville, MI, 49418

Phone (616) 249-3500

Fax (616) 249-3502

Enumeration date Oct 7, 2014

Last updated in NPPES Sep 30, 2017

Taxonomy & classification

1223E0200X Endodontics Dental Providers · License 2901019457 (MI) Primary

Authorized official

Name Sarah Masterson

Title Owner/Endodontist

Phone (616) 249-3500

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 a Type 2 NPI?

A Type 2 NPI identifies an organization (group practice, hospital, pharmacy, lab), while Type 1 NPIs identify individual providers. Organizations bill under their Type 2 NPI.

What type of organization is Grand River Endodontics PC?

Grand River Endodontics PC is registered in NPPES as a Endodontics (its primary provider taxonomy).

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Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2017-09-30.