DRS. CHASIN & GUARENTE, OPTOMETRISTS, P.C.
NPI 1346333135
Optometrist in Kingston, NY

Q: What is Drs. Chasin & Guarente, Optometrists, P.C.'s specialty?

The primary specialty registered for this NPI is Optometrist with taxonomy code 152W00000X.

Active since October 02, 2006

240 LUCAS AVE, KINGSTON, NY 12401(845) 339-4990(845) 339-5001 Get Directions Write a Review

NPPES record last updated: June 25, 2010. Verified against the NPPES registry weekly; last sync: November 01, 2026.

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About Drs. Chasin & Guarente, Optometrists, P.c. NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DRS. CHASIN & GUARENTE, OPTOMETRISTS, P.C. (NPI 1346333135) is a healthcare organization registered as an optometrist in Kingston, New York and active in the NPI registry since October 2006. The organization lists Augustus Guarente, Vice President, as its authorized official.

NPPES Registry Identity

NPI1346333135

Entity TypeOrganization

Primary Taxonomy152W00000X

Legal Business NameDRS. CHASIN & GUARENTE, OPTOMETRISTS, P.C.

Location Address240 LUCAS AVEKingston, NY 12401-4316

Mailing Address240 Lucas AveKingston, NY 12401-4316 · (845) 339-4990 · Fax (845) 339-5001

Phone(845) 339-4990

Fax(845) 339-5001

Organization SubpartNo

Authorized OfficialAugustus GuarenteVice President · (845) 339-4990

Enumeration DateOctober 2, 2006

Last NPPES UpdateJune 25, 2010

✔ NPI 1346333135 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyOptometristEye and Vision Services Providers

Taxonomy Code152W00000X

License✔ Licensed in NY · TUV3749

Definition

Doctors of optometry (ODs) are the primary health care professionals for the eye. Optometrists examine, diagnose, treat, and manage diseases, injuries, and disorders of the visual system, the eye, and associated structures as well as identify related systemic conditions affecting the eye. An optometrist has completed pre-professional undergraduate education in a college or university and four years of professional education at a college of optometry, leading to the doctor of optometry (O.D.) degree. Some optometrists complete an optional residency in a specific area of practice. Optometrists are eye health care professionals state-licensed to diagnose and treat diseases and disorders of the eye and visual system.

Also ListedEyewear SupplierTaxonomy 332H00000X

240 LUCAS AVE, Kingston, NY 12401

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Other Identifiers 1

Medicare NSC0662950001NY

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield, BlueCross BlueShield of Tennessee.Insurance ›

Medicare Participation & PECOS CMS

Medicare enrollment, revalidation and the clinicians who bill Medicare through this organization, from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Drs. Chasin & Guarente, Optometrists, P.c. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Medicare Revalidation Due Date

Revalidation due by December 31, 2026

Medicare-enrolled providers and suppliers confirm their enrollment information with CMS on a set cycle, every 5 years for most and every 3 years for medical equipment suppliers. CMS sets the due date for each enrollment.

StateEnrollment IDDue date

StateNew YorkEnrollment IDO20120220001024Non-DME Part B · Clinic/Group PracticeDue dateDecember 31, 2026

Source: CMS Revalidation Due Date List, October 2026 release.

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 1 clinician reassigns Medicare billing to Drs. Chasin & Guarente, Optometrists, P.C., which bills Medicare for the services this clinician delivers.

Clinician (1)

Augustus Guarente, O.D.

Optometry

NPI 1144312885

240 LUCAS AVE
Kingston, NY 12401

(845) 339-4990

✔ PECOSSame address

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Drs. Chasin & Guarente, Optometrists, P.C.'s NPI number?

The NPI number for Drs. Chasin & Guarente, Optometrists, P.C. is 1346333135. It was assigned to this organization in the NPPES registry on October 2, 2006.

Where is Drs. Chasin & Guarente, Optometrists, P.C. located?

Drs. Chasin & Guarente, Optometrists, P.C. is located at 240 Lucas Ave, Kingston, NY 12401. The listed phone number is (845) 339-4990.

What is Drs. Chasin & Guarente, Optometrists, P.C.'s specialty?

The primary specialty registered for this NPI is Optometrist with taxonomy code 152W00000X.

Is Drs. Chasin & Guarente, Optometrists, P.C. enrolled in Medicare?

Yes. Drs. Chasin & Guarente, Optometrists, P.C. is registered in the Medicare PECOS enrollment system.

When is Drs. Chasin & Guarente, Optometrists, P.C.'s Medicare revalidation due?

According to the CMS Revalidation Due Date List (October 2026 release), the Medicare Non-DME Part B enrollment for this organization (New York, Clinic/Group Practice) is due for revalidation by December 31, 2026. Medicare providers and suppliers revalidate their enrollment every 5 years, and medical equipment suppliers every 3 years. Confirm current requirements with your Medicare Administrative Contractor.

How many clinicians bill Medicare through Drs. Chasin & Guarente, Optometrists, P.C.?

According to the CMS Revalidation Reassignment List (October 2026 release), 1 clinician (Optometry) reassigns their Medicare billing to Drs. Chasin & Guarente, Optometrists, P.C.. A reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for the clinician's services. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

What insurance does Drs. Chasin & Guarente, Optometrists, P.C. accept?

Health plans from Anthem Blue Cross and Blue Shield and BlueCross BlueShield of Tennessee list Drs. Chasin & Guarente, Optometrists, P.C. as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

When was this NPI record last updated?

The NPPES record for Drs. Chasin & Guarente, Optometrists, P.C. was last updated on June 25, 2010. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.