DR. SANDY XINYU ZHANG-NUNES M.D.
NPI 1740434406
Ophthalmology - Ophthalmic Plastic and Reconstructive Surgery in Los Angeles, CA

Active since November 07, 2008PECOS Enrolled
1450 SAN PABLO ST FL 4, LOS ANGELES, CA 90033(323) 442-6335 Get Directions Write a Review

NPPES record last updated: November 27, 2023. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Aug 25, 2020, May 20, 2016 (2 updates tracked since 2016).

About Dr. Sandy Xinyu Zhang-nunes M.d. NPPES

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

DR. SANDY XINYU ZHANG-NUNES M.D. (NPI 1740434406) is an individual ophthalmic plastic and reconstructive surgery provider in Los Angeles, California, licensed in California (A112026) and active in the NPI registry since November 2008. She is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1740434406
Entity TypeIndividualFemale
Primary Taxonomy207WX0200X
Provider Legal NameDR. SANDY XINYU ZHANG-NUNESCredential: M.D.
Location Address1450 SAN PABLO ST FL 4Los Angeles, CA 90033-4500
Mailing AddressPo Box 31309Los Angeles, CA 90031-0309 · (323) 442-6335
Sole ProprietorNo
Enumeration DateNovember 7, 2008
Last NPPES UpdateNovember 27, 20232 updates tracked since enumeration
NPPES CertifiedAugust 25, 2020
✔ NPI 1740434406 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyOphthalmology · Ophthalmic Plastic and Reconstructive SurgeryAllopathic & Osteopathic Physicians
Taxonomy Code207WX0200X
License✔ Licensed in CA · A112026
Definition
A physician who specializes in oculofacial plastic and reconstructive surgery. This subspecialty combines orbital and periocular surgery with facial plastic surgery, and includes aesthetic and reconstructive surgery of the face, orbit, eyelid, and lacrimal system. Practitioners evaluate, diagnose and treat conditions involving the eyelids, brows, midface, orbits, lacrimal systems and surrounding and supporting structures of the face and neck.
Also ListedOphthalmologyTaxonomy 207W00000X · License A112026 (CA)
1450 SAN PABLO ST FL 4, Los Angeles, CA 90033

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Sandy Xinyu Zhang-nunes M.d. 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.

Medicare Billing Reassignment

Medicare enrollment records show Sandy Zhang-nunes reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

General Practice
1520 SAN PABLO ST
Los Angeles, CA 90033
  • Reassigned Medicare billing, California enrollment
  • 2,445 clinicians in this Medicare group

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

Areas of Expertise CMS Part B claims 15

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.

Photography of content of eyes 92285
Photography of the content of eyes, also known as ocular photography, captures detailed images of different parts of the eye. It helps identify and monitor conditions like glaucoma, macular degeneration, or diabetic retinopathy. The process is non-invasive and painless.
175 services138 patients
Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more 99215
This service involves a follow-up appointment for existing patients, lasting between 40 to 54 minutes. During this time, your healthcare provider will assess your current health status, discuss any changes or concerns, review your treatment plan, and answer any questions you may have.
83 services73 patients
Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214
This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.
78 services70 patients
Photography of content of eyes 92285
Photography of the content of eyes, also known as ocular photography, captures detailed images of different parts of the eye. It helps identify and monitor conditions like glaucoma, macular degeneration, or diabetic retinopathy. The process is non-invasive and painless.
59 services55 patients
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.
42 services32 patients
Exam of visual field with intermediate testing 92082
An exam of the visual field with intermediate testing is a procedure that checks your peripheral (side) vision. It helps to identify blind spots which could be a sign of eye diseases. This non-invasive test is painless and quick.
32 services31 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 90033 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
$142.39 typical visit price
range $62.96 – $187.60
Typical copayment $35.59 (range $15.74 – $46.90)
Most-billed visit code 99204
Established Patient
$77.96 typical visit price
range $20.84 – $153.61
Typical copayment $19.49 (range $5.21 – $38.40)
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 20

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

Ophthalmology
1450 SAN PABLO ST FL 4
LOS ANGELES, CA 90033
Ophthalmology
1450 SAN PABLO ST FL 4
LOS ANGELES, CA 90033
Ophthalmology
1450 SAN PABLO ST FL 4
LOS ANGELES, CA 90033
Ophthalmology
1450 SAN PABLO ST FL 4
LOS ANGELES, CA 90033
Ophthalmology
1450 SAN PABLO ST FL 4
LOS ANGELES, CA 90033
Ophthalmology (Neuro-ophthalmology)
1450 SAN PABLO ST FL 4
LOS ANGELES, CA 90033
Ophthalmology
1450 SAN PABLO ST FL 4
LOS ANGELES, CA 90033
Ophthalmology
1450 SAN PABLO ST FL 4
LOS ANGELES, CA 90033

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 Sandy Zhang-nunes's NPI number?

The NPI number for Sandy Zhang-nunes is 1740434406. It was assigned to this individual provider in the NPPES registry on November 7, 2008.

Where is Sandy Zhang-nunes located?

Sandy Zhang-nunes practices at 1450 San Pablo St Fl 4, Los Angeles, CA 90033. The listed phone number is (323) 442-6335.

What is Sandy Zhang-nunes's specialty?

The primary specialty registered for this NPI is Ophthalmology, specializing in Ophthalmic Plastic and Reconstructive Surgery, with taxonomy code 207WX0200X.

Is Sandy Zhang-nunes enrolled in Medicare?

Yes. Sandy Zhang-nunes is registered in the Medicare PECOS enrollment system.

Which organization bills Medicare for Sandy Zhang-nunes's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Sandy Zhang-nunes reassigns Medicare benefits to Usc Care Medical Group, Inc (Los Angeles, CA). The 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 Sandy Zhang-nunes's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Sandy Zhang-nunes was last updated on November 27, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.