SOPHIA SIU M.D. PLLC
NPI 1649736570
Ophthalmology in Brooklyn, NY

Q: What is Sophia Siu M.D. PLLC's NPI number?

The NPI number for Sophia Siu M.D. PLLC is 1649736570. It was assigned to this organization in the NPPES registry on February 15, 2019.

Q: What is Sophia Siu M.D. PLLC's specialty?

The primary specialty registered for this NPI is Ophthalmology with taxonomy code 207W00000X.

Active since February 15, 2019

5318 7TH AVE, BROOKLYN, NY 11220(212) 858-9828 Get Directions Write a Review

NPPES record last updated: April 11, 2023. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Apr 11, 2023, Aug 7, 2020, Feb 18, 2019 and 1 more (4 updates tracked since 2019).

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About Sophia Siu M.d. Pllc NPPES

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

SOPHIA SIU M.D. PLLC (NPI 1649736570) is a healthcare organization registered as an ophthalmology in Brooklyn, New York and active in the NPI registry since February 2019. The organization maintains a secondary practice location in Flushing and lists Sophia Siu, Physician, as its authorized official.

NPPES Registry Identity

NPI1649736570

Entity TypeOrganization

Primary Taxonomy207W00000X

Legal Business NameSOPHIA SIU M.D. PLLC

Location Address5318 7TH AVEBrooklyn, NY 11220-3121

Mailing Address5318 7th AveBrooklyn, NY 11220-3121 · (212) 858-9828 · Fax (212) 858-9728

Phone(212) 858-9828

Organization SubpartNo

Authorized OfficialSophia SiuPhysician · (212) 858-9828

Enumeration DateFebruary 15, 2019

Last NPPES UpdateApril 11, 20234 updates tracked since enumeration

NPPES CertifiedApril 11, 2023

✔ NPI 1649736570 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyOphthalmologyAllopathic & Osteopathic Physicians

Taxonomy Code207W00000X

Definition

An ophthalmologist has the knowledge and professional skills needed to provide comprehensive eye and vision care. Ophthalmologists are medically trained to diagnose, monitor and medically or surgically treat all ocular and visual disorders. This includes problems affecting the eye and its component structures, the eyelids, the orbit and the visual pathways. In so doing, an ophthalmologist prescribes vision services, including glasses and contact lenses.

5318 7TH AVE, Brooklyn, NY 11220

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Secondary Practice Location 1

Location 137-01 Main St, 2nd FlFlushing, NY 11354 · Phone (718) 808-8688 · Fax (718) 808-8686

Group Practice 1

Group TaxonomyThis provdier is a business group of one or more individual practitioners, all of who practice with the same area of specialization.193400000X SINGLE SPECIALTY GROUP

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Oscar Health.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Sophia Siu M.d. Pllc is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Clinicians Billing Medicare Through This Organization

Medicare enrollment records show 4 clinicians reassign Medicare billing to Sophia Siu M.D. PLLC, which bills Medicare for the services they deliver. Of these, 1 practice at this address and 2 within 10 miles. They are listed nearest first.

Clinicians, nearest first (4)

Sophia Siu, MD

Ophthalmology

NPI 1508132564

5318 7TH AVE
Brooklyn, NY 11220

(212) 858-9828

✔ PECOS✔ Accepts MedicareSame address

Shuk Kei Cheng

Ophthalmology

NPI 1154986289

1305 NEW YORK AVE
New York, NY 10021

(191) 755-3361

✔ PECOS✔ Accepts Medicare4.3 mi

Juliana Choi, OD

Optometry

NPI 1821596297

14732 JAMAICA AVE
Jamaica, NY 11435

(718) 206-2002

✔ PECOS11 mi

Ellen Ren, O.D.

Optometry

NPI 1912685256

1200 W GODFREY AVE
Philadelphia, PA 19141

(215) 276-6000

✔ PECOS72 mi

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 Sophia Siu M.D. PLLC's NPI number?

The NPI number for Sophia Siu M.D. PLLC is 1649736570. It was assigned to this organization in the NPPES registry on February 15, 2019.

Where is Sophia Siu M.D. PLLC located?

Sophia Siu M.D. PLLC is located at 5318 7th Ave, Brooklyn, NY 11220. The listed phone number is (212) 858-9828.

What is Sophia Siu M.D. PLLC's specialty?

The primary specialty registered for this NPI is Ophthalmology with taxonomy code 207W00000X.

Is Sophia Siu M.D. PLLC enrolled in Medicare?

Yes. Sophia Siu M.D. PLLC is registered in the Medicare PECOS enrollment system.

How many clinicians bill Medicare through Sophia Siu M.D. PLLC?

According to the CMS Revalidation Reassignment List (October 2026 release), 4 clinicians reassign their Medicare billing to Sophia Siu M.D. PLLC, in Ophthalmology and Optometry. 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. Of these, 1 practice at this address and 2 within 10 miles. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

What insurance does Sophia Siu M.D. PLLC accept?

Health plans from Oscar Health list Sophia Siu M.D. PLLC 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 Sophia Siu M.D. PLLC was last updated on April 11, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.