DR. MARIA ALEXA NIGRELLI OD
NPI 1316437304
Optometrist in Westerly, RI

Q: What is Maria Nigrelli's NPI number?

The NPI number for Maria Nigrelli is 1316437304. It was assigned to this individual provider in the NPPES registry on May 15, 2018.

Q: What is Maria Nigrelli's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Maria Nigrelli was last updated on April 22, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 months 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.

Active since May 15, 2018PECOS EnrolledAccepts Medicare Assignment

116 GRANITE ST STE 10, WESTERLY, RI 02891(401) 227-1441(401) 227-1415 Get Directions Write a Review

NPPES record last updated: April 22, 2025. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Apr 16, 2021, Jun 6, 2020, May 15, 2018 (3 updates tracked since 2018).

On this page

About Dr. Maria Alexa Nigrelli Od NPPES

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

DR. MARIA ALEXA NIGRELLI OD (NPI 1316437304) is an individual optometrist in Westerly, Rhode Island, licensed in Rhode Island (ODTG00682) and active in the NPI registry since May 2018. She is enrolled in Medicare PECOS and is a graduate of Other (2018).

NPPES Registry Identity

NPI1316437304

Entity TypeIndividualFemale

Primary Taxonomy152W00000X

Provider Legal NameDR. MARIA ALEXA NIGRELLICredential: OD

Location Address116 GRANITE ST STE 10Westerly, RI 02891-2460

Mailing Address116 Granite St Ste 10Westerly, RI 02891-2460 · (401) 227-1441 · Fax (401) 227-1415

Phone(401) 227-1441

Fax(401) 227-1415

Sole ProprietorNo

Medical School CMSOtherGraduated 2018

Enumeration DateMay 15, 2018

Last NPPES UpdateApril 22, 20253 updates tracked since enumeration

NPPES CertifiedApril 22, 2025

✔ NPI 1316437304 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOptometristEye and Vision Services Providers

Taxonomy Code152W00000X

Licenses✔ Licensed in RI · ODTG00682✔ Licensed in CT · 3112

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.

116 GRANITE ST STE 10, Westerly, RI 02891

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Accepted Insurance

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

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Dr. Maria Alexa Nigrelli Od is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID2961731682

PECOS Enrollment IDI20190905002511

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency– Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

Medicare enrollment records show Maria Nigrelli reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Eyes On Nigrelli, LLC

20 mi

Optometrist

18 PENNSYLVANIA AVE
Niantic, CT 06357

Reassigned Medicare billing, Rhode Island enrollment
2 clinicians in this Medicare group

NPI 1588279590 (860) 691-0101

King Family Eye Care, LLC

30 mi

Optometrist

761 BOSTON POST RD
Old Saybrook, CT 06475

Reassigned Medicare billing, Connecticut enrollment
8 clinicians in this Medicare group

NPI 1508925330 (860) 388-9300

Rhode Island Optometrics, LLC

31 mi

Optometrist

1400 OAKLAWN AVE
Cranston, RI 02920

Reassigned Medicare billing, Rhode Island enrollment
20 clinicians in this Medicare group

NPI 1275024135 (401) 463-6696

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

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 02891 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$134.17 typical visit price

range $58.57 – $177.03

Typical copayment $33.54 (range $14.64 – $44.25)

Most-billed visit code 99204

Established Patient

$72.93 typical visit price

range $18.92 – $144.38

Typical copayment $18.23 (range $4.73 – $36.09)

Most-billed visit code 99213

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

DR. JARROD ROSS NIGRELLI OD

Optometrist

116 GRANITE ST STE 10
WESTERLY, RI 02891

Washington County (401) 227-1441

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 Maria Nigrelli's NPI number?

The NPI number for Maria Nigrelli is 1316437304. It was assigned to this individual provider in the NPPES registry on May 15, 2018.

Where is Maria Nigrelli located?

Maria Nigrelli practices at 116 Granite St Ste 10, Westerly, RI 02891. The listed phone number is (401) 227-1441.

What is Maria Nigrelli's specialty?

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

Is Maria Nigrelli enrolled in Medicare?

Yes. Maria Nigrelli is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

Which organizations bill Medicare for Maria Nigrelli's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Maria Nigrelli reassigns Medicare benefits to 3 organizations: Eyes On Nigrelli, LLC (Niantic, CT), King Family Eye Care, LLC (Old Saybrook, CT) and Rhode Island Optometrics, LLC (Cranston, RI). Each 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 Maria Nigrelli's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Maria Nigrelli accept?

Health plans from Anthem Blue Cross and Blue Shield list Maria Nigrelli 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 Maria Nigrelli was last updated on April 22, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 18 months 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.