DAVID CHANG YAU MD
NPI 1528295946
Pathology - Hematology in Los Angeles, CA

Active since June 11, 2009PECOS EnrolledAccepts Medicare Assignment
1450 SAN PABLO ST FL 2, LOS ANGELES, CA 90033(323) 442-2582 Get Directions Write a Review

NPPES record last updated: November 5, 2020. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Nov 5, 2020, Oct 22, 2020, Jun 6, 2019 (3 updates tracked since 2019).

About David Chang Yau Md NPPES

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

DAVID CHANG YAU MD (NPI 1528295946) is an individual hematology provider in Los Angeles, California, licensed in California (A125107) and active in the NPI registry since June 2009. He is enrolled in Medicare PECOS and is a graduate of University Of Southern California Keck School Of Medicine (2009).

NPPES Registry Identity

NPI1528295946
Entity TypeIndividualMale
Primary Taxonomy207ZH0000X
Provider Legal NameDAVID CHANG YAUCredential: MD
Location Address1450 SAN PABLO ST FL 2Los Angeles, CA 90033-5331
Mailing AddressPo Box 31309Los Angeles, CA 90031-0309 · (323) 442-2582
Sole ProprietorNo
Medical School CMSUniversity Of Southern California Keck School Of MedicineGraduated 2009
Enumeration DateJune 11, 2009
Last NPPES UpdateNovember 5, 20203 updates tracked since enumeration
NPPES CertifiedNovember 5, 2020
NPI 1528295946 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

Primary SpecialtyPathology · HematologyAllopathic & Osteopathic Physicians
Taxonomy Code207ZH0000X
License Licensed in CA · A125107
Definition
A hematopathologist is expert in diseases that affect blood cells, blood clotting mechanisms, bone marrow and lymph nodes. This physician has the knowledge and technical skills essential for the laboratory diagnosis of anemias, leukemias, lymphomas, bleeding disorders and blood clotting disorders.
1450 SAN PABLO ST FL 2, Los Angeles, CA 90033

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

Enrolled in Medicare and accepts Medicare assignment

David Chang Yau Md is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID6002140118
PECOS Enrollment IDI20190624002431
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 6

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.

Special stained specimen slides to examine tissue, each additional procedure 88341
Special stained specimen slides are used to analyze tissue in detail. In this process, extra procedures may be needed for a more thorough examination. These involve applying special stains to the tissue on slides, enhancing specific elements for closer study.
153 services39 patients
Pathology examination of tissue using a microscope, intermediate complexity 88305
A pathology examination of tissue with intermediate complexity involves studying a small sample of your body tissue under a microscope. This helps in identifying any abnormal cells or signs of disease. It's a detailed process requiring expert analysis to ensure accurate results.
130 services76 patients
Pathology examination of tissue using a microscope, moderately high complexity 88307
A pathology examination of tissue with moderate complexity involves a detailed study of a small tissue sample from your body. Using a microscope, experts analyze the tissue's structure and cells to identify any abnormalities. This helps in diagnosing various health conditions accurately.
73 services27 patients
Special stained specimen slides to examine tissue, initial procedure 88342
This procedure involves the use of specially stained slides to examine tissue samples. The initial process involves obtaining a small tissue sample from your body. This sample is then placed on a slide and stained with special dyes to highlight different structures and elements. The stained slide is then examined under a microscope to help diagnose any potential health issues.
57 services46 patients
Pathology examination of tissue using a microscope, high complexity 88309
A high complexity pathology examination involves studying body tissue under a microscope to identify any abnormalities. This intricate process helps in diagnosing various conditions and deciding on the best treatment plan.
19 services14 patients
Flow cytometry technique for dna or cell analysis, 16 or more markers 88189
Flow cytometry is a method used to measure and analyze cells. It uses a beam of light to detect up to 16 or more markers on cells, helping to identify their type, function, or abnormalities. This technique aids in diagnosing various health conditions.
11 services11 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
$109.96 typical visit price
range $20.84 – $153.61
Typical copayment $27.49 (range $5.21 – $38.40)
Most-billed visit code 99214
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 4

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

Pathology (Anatomic Pathology & Clinical Pathology)
1450 SAN PABLO ST FL 2
LOS ANGELES, CA 90033
Pathology (Anatomic Pathology & Clinical Pathology)
1450 SAN PABLO ST FL 2
LOS ANGELES, CA 90033
Pathology (Anatomic Pathology & Clinical Pathology)
1450 SAN PABLO ST FL 2
LOS ANGELES, CA 90033
Pathology (Anatomic Pathology)
1450 SAN PABLO ST FL 2
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 David Yau's NPI number?

The NPI number for David Yau is 1528295946. It was assigned to this individual provider in the NPPES registry on June 11, 2009.

Where is David Yau located?

David Yau practices at 1450 San Pablo St Fl 2, Los Angeles, CA 90033. The listed phone number is (323) 442-2582.

What is David Yau's specialty?

The primary specialty registered for this NPI is Pathology, specializing in Hematology, with taxonomy code 207ZH0000X.

Is David Yau enrolled in Medicare?

Yes. David Yau is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

When was this NPI record last updated?

The NPPES record for David Yau was last updated on November 5, 2020. 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.