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CHRYSTINA YU OD
NPI 1659967685
Optometrist in Lafayette, CA

Active since December 14, 2020PECOS Enrolled
3581 MT DIABLO BLVD, LAFAYETTE, CA 94549(925) 283-8502 Get Directions Write a Review

NPPES record last updated: January 20, 2021. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Jan 20, 2021, Dec 14, 2020 (2 updates tracked since 2020).

About Chrystina Yu Od NPPES

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

CHRYSTINA YU OD (NPI 1659967685) is an individual optometrist in Lafayette, California, licensed in California (OPT34736-TLG) and active in the NPI registry since December 2020. She is enrolled in Medicare PECOS and is a graduate of University Of California - School Of Optometry (2020).

NPPES Registry Identity

NPI1659967685
Entity TypeIndividualFemale
Primary Taxonomy152W00000X
Provider Legal NameCHRYSTINA YUCredential: OD
Location Address3581 MT DIABLO BLVDLafayette, CA 94549-3891
Mailing Address3581 Mt Diablo BlvdLafayette, CA 94549-3891 · (925) 283-8502
Phone(925) 283-8502
Sole ProprietorYes
Medical School CMSUniversity Of California - School Of OptometryGraduated 2020
Enumeration DateDecember 14, 2020
Last NPPES UpdateJanuary 20, 20212 updates tracked since enumeration
NPPES CertifiedJanuary 20, 2021
✔ NPI 1659967685 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 CA · OPT34736-TLG
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.
3581 MT DIABLO BLVD, Lafayette, CA 94549
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Accepted Insurance

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

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Chrystina Yu Od is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID7214341213
PECOS Enrollment IDI20210203001187
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.

Areas of Expertise CMS Part B claims 5

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
37 services33 patients
Established patient office or other outpatient visit with straightforward medical decision making, if using time, 10 minutes or more 99212
This is a routine check-up for patients who have previously seen the doctor. During this 10-19 minute visit, the doctor will review your health status, discuss any concerns, and manage ongoing treatments or medications. It's a chance to ensure your health is on track.
29 services28 patients
Photography of the retina 92250
Photography of the retina, also known as retinal imaging, is a non-invasive procedure that captures images of the back of your eye. This helps doctors identify and monitor conditions like glaucoma, macular degeneration, or diabetic retinopathy. It's painless and quick, often part of a routine eye exam.
26 services24 patients
New patient complete exam of visual system 92004
A new patient complete exam of the visual system is a thorough evaluation of your eyes and vision. It checks for any potential issues and assesses overall eye health. It includes tests for visual acuity, eye movement, and light response.
25 services25 patients
Established patient complete exam of visual system 92014
An established patient complete exam of the visual system involves a thorough check of your eyes and vision. It assesses eye health, checks for diseases, and measures your ability to see clearly at different distances. It's a routine, non-invasive procedure.
23 services23 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 94549 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 3

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

DR. RICHARD WILLIAM BAKER O.D.
Optometrist
3581 MT DIABLO BLVD
LAFAYETTE, CA 94549
Contra Costa County (925) 283-8502
RICHARD W. BAKER, O.D.
Optometrist
3581 MT DIABLO BLVD
LAFAYETTE, CA 94549
Contra Costa County (925) 283-8502
DR. NATHAN ORR O.D.
Optometrist
3581 MT DIABLO BLVD
LAFAYETTE, CA 94549
Contra Costa County (925) 283-8502

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 Chrystina Yu's NPI number?

The NPI number for Chrystina Yu is 1659967685. It was assigned to this individual provider in the NPPES registry on December 14, 2020.

Where is Chrystina Yu located?

Chrystina Yu practices at 3581 Mt Diablo Blvd, Lafayette, CA 94549. The listed phone number is (925) 283-8502.

What is Chrystina Yu's specialty?

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

Is Chrystina Yu enrolled in Medicare?

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

What insurance does Chrystina Yu accept?

Health plans from Providence Health Plan list Chrystina Yu 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 Chrystina Yu was last updated on January 20, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.