Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Katina Simmons, OD

Optometrist in Griswold, CT · enumerated 2018 · practices at Griswold Eye Care, Pllc.

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

National Provider Identifier

1588158174

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Registry record

Entity type Individual (Type 1)

Name Katina Simmons

Credential OD

Sex Female

Practice address 8 N Main St, Griswold, CT, 06351

Phone (860) 376-2848

Fax (860) 376-4821

Enumeration date Jun 18, 2018

Last updated in NPPES Apr 27, 2021

Taxonomy & licenses

152W00000X Optometrist Eye and Vision Services Providers · License 3073 (CT) Primary

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

Other identifiers

Identifier	Type	State	Issuer
3073	Other	CT	STATE LICENSE

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 Katina Simmons?

The National Provider Identifier (NPI) for Katina Simmons is 1588158174, a Type 1 (individual) record in the CMS NPPES registry.

Where does Katina Simmons practice?

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

Other providers at this practice address

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Joel Zuckerbraun Optometrist · Jewett City, CT NPI 1609835784 Griswold Eye Care, Pllc Optometrist · Jewett City, CT NPI 1134888662

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2021-04-27.