Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

SIERRA DANAHEY
NPI 1629918958
Optometrist in North Haven, CT

Q: What is Sierra Danahey's NPI number?

The NPI number for Sierra Danahey is 1629918958. It was assigned to this individual provider in the NPPES registry on March 30, 2026. The provider is also known as Sierra O'keefe.

Q: What is Sierra Danahey'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 Sierra Danahey was last updated on August 21, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 days 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 March 30, 2026PECOS Enrolled

81 WASHINGTON AVE, NORTH HAVEN, CT 06473(203) 985-9000 Get Directions Write a Review

NPPES record last updated: August 21, 2026. Verified against the NPPES registry weekly; last sync: September 06, 2026.

Record update history: Aug 21, 2026, Jul 7, 2026, Mar 30, 2026 (3 updates tracked since 2026).

On this page

About Sierra Danahey NPPES

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

SIERRA DANAHEY (NPI 1629918958) is an individual optometrist in North Haven, Connecticut, licensed in Connecticut (3474) and active in the NPI registry since March 2026. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1629918958

Entity TypeIndividualFemale

Primary Taxonomy152W00000X

Provider Legal NameSIERRA DANAHEY

Location Address81 WASHINGTON AVENorth Haven, CT 06473-1704

Mailing Address81 Washington AveNorth Haven, CT 06473-1704 · (203) 985-9000

Phone(203) 985-9000

Sole ProprietorNo

Enumeration DateMarch 30, 2026

Last NPPES UpdateAugust 21, 20263 updates tracked since enumeration

NPPES CertifiedAugust 21, 2026

✔ NPI 1629918958 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOptometristEye and Vision Services Providers

Taxonomy Code152W00000X

License✔ Licensed in CT · 3474

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.

81 WASHINGTON AVE, North Haven, CT 06473

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Other Names 1

Former Name (1)Sierra O'keefe

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Sierra Danahey is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 06473 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

$138.84 typical visit price

range $60.82 – $183.10

Typical copayment $34.71 (range $15.20 – $45.77)

Most-billed visit code 99204

Established Patient

$75.55 typical visit price

range $19.76 – $149.26

Typical copayment $18.88 (range $4.94 – $37.31)

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.

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 Sierra Danahey's NPI number?

The NPI number for Sierra Danahey is 1629918958. It was assigned to this individual provider in the NPPES registry on March 30, 2026. The provider is also known as Sierra O'keefe.

Where is Sierra Danahey located?

Sierra Danahey practices at 81 Washington Ave, North Haven, CT 06473. The listed phone number is (203) 985-9000.

What is Sierra Danahey's specialty?

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

Is Sierra Danahey enrolled in Medicare?

Yes. Sierra Danahey is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Sierra Danahey was last updated on August 21, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 19 days 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.