Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Ronald Barry Arenstein, O.D.

Corneal and Contact Management Optometrist in Massillon, OH · enumerated 2005 · practices at Fisher Foods Marketing Inc.

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

National Provider Identifier

1942202510

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Registry record

Entity type Individual (Type 1)

Name Ronald Barry Arenstein

Credential O.D.

Sex Male

Practice address 2216 Lincoln Way E, Massillon, OH, 44646

Phone (330) 832-9966

Fax (330) 832-6007

Enumeration date Aug 12, 2005

Last updated in NPPES Nov 5, 2007

Taxonomy & licenses

152WC0802X Corneal and Contact Management Optometrist Eye and Vision Services Providers · License 3213/T341 (OH) Primary

OD · Doctor of Optometry: A licensed optometrist providing primary vision care, eye exams, and corrective lenses. About the OD credential

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 Ronald Arenstein?

The National Provider Identifier (NPI) for Ronald Arenstein is 1942202510, a Type 1 (individual) record in the CMS NPPES registry.

Where does Ronald Arenstein practice?

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

Other providers at this practice address

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Susan Blake Optometrist · Massillon, OH NPI 1811963705 Fisher Foods Marketing Inc Eyewear Supplier · Massillon, OH NPI 1750441135

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2007-11-05.