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CARMEN YU
NPI 1619433745
Optometrist in Antioch, CA

Active since February 13, 2019PECOS Enrolled
4893 LONE TREE WAY, ANTIOCH, CA 94531(925) 978-0615 Get Directions Write a Review

NPPES record last updated: February 3, 2022. Verified against the NPPES registry weekly; last sync: August 30, 2026.

Record update history: Feb 3, 2022, Aug 30, 2019, Feb 13, 2019 (3 updates tracked since 2019).

About Carmen Yu NPPES

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

CARMEN YU (NPI 1619433745) is an individual optometrist in Antioch, California, licensed in California (34377TLG) and active in the NPI registry since February 2019. She is enrolled in Medicare PECOS and maintains a secondary practice location in Pittsburg.

NPPES Registry Identity

NPI1619433745
Entity TypeIndividualFemale
Primary Taxonomy152W00000X
Provider Legal NameCARMEN YU
Location Address4893 LONE TREE WAYAntioch, CA 94531
Mailing Address2284 Oak Hills DrPittsburg, CA 94565-4202 · (925) 303-7695
Phone(925) 978-0615
Sole ProprietorNo
Enumeration DateFebruary 13, 2019
Last NPPES UpdateFebruary 3, 20223 updates tracked since enumeration
NPPES CertifiedFebruary 3, 2022
✔ NPI 1619433745 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 CA · 34377TLG
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 ListedTechnician/Technologist · OpticianTaxonomy 156FX1800X · License 191583 (CA)
4893 LONE TREE WAY, Antioch, CA 94531
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Secondary Practice Location 1

Location 12284 Oak Hills DrPittsburg, CA 94565-4202 · Phone (925) 303-7695

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Carmen Yu 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 94531 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
$153.83 typical visit price
range $69.00 – $202.35
Typical copayment $38.45 (range $17.25 – $50.58)
Most-billed visit code 99204
Established Patient
$84.91 typical visit price
range $23.44 – $166.46
Typical copayment $21.22 (range $5.86 – $41.61)
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 8

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

JENNY BUI
Pharmacist
4893 LONE TREE WAY
ANTIOCH, CA 94531
Contra Costa County (925) 755-9600
WALMART, INC.
Technician/Technologist (Optician)
4893 LONE TREE WAY
ANTIOCH, CA 94531
Contra Costa County (925) 978-0615
FIRSTSIGHT VISION SERVICES, INC.
Optometrist
4893 LONE TREE WAY
ANTIOCH, CA 94531
Contra Costa County (909) 920-5008
SOMAIA GAMAL NASSEF O.D.
Optometrist
4893 LONE TREE WAY
ANTIOCH, CA 94531
Contra Costa County (925) 978-0296
PRIYA KAURA, OD, INC.
Optometrist
4893 LONE TREE WAY
ANTIOCH, CA 94531
Contra Costa County (925) 978-0296
WALMART INC.
Pharmacy (Community/Retail Pharmacy)
4893 LONE TREE WAY
ANTIOCH, CA 94531
Contra Costa County (925) 755-9600
DR. KHANH HOANG O.D.
Optometrist
4893 LONE TREE WAY
ANTIOCH, CA 94531
Contra Costa County (925) 978-0296
NATIONAL VISION, INC.
Eyewear Supplier
4893 LONE TREE WAY
ANTIOCH, CA 94531
Contra Costa County (925) 978-0615

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 Carmen Yu's NPI number?

The NPI number for Carmen Yu is 1619433745. It was assigned to this individual provider in the NPPES registry on February 13, 2019.

Where is Carmen Yu located?

Carmen Yu practices at 4893 Lone Tree Way, Antioch, CA 94531. The listed phone number is (925) 978-0615.

What is Carmen Yu's specialty?

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

Is Carmen Yu enrolled in Medicare?

Yes. Carmen Yu is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Carmen Yu was last updated on February 3, 2022. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 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.