MR. WILLIAM A CHUA M.D.
NPI 1639199656
Internal Medicine - Hematology & Oncology in Montebello, CA

Q: What is William Chua's NPI number?

The NPI number for William Chua is 1639199656. It was assigned to this individual provider in the NPPES registry on July 20, 2006.

Q: What is William Chua's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology & Oncology, with taxonomy code 207RH0003X.

Q: When was this NPI record last updated?

The NPPES record for William Chua was last updated on January 25, 2010. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.

Active since July 20, 2006PECOS Enrolled

3111 W BEVERLY BLVD, MONTEBELLO, CA 90640(323) 728-0671(323) 728-8355 Get Directions Write a Review

NPPES record last updated: January 25, 2010. Verified against the NPPES registry weekly; last sync: August 09, 2026.

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About Mr. William A Chua M.d. NPPES

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

MR. WILLIAM A CHUA M.D. (NPI 1639199656) is an individual hematology & oncology provider in Montebello, California, licensed in California (A34309) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS and is a graduate of Other (1972).

NPPES Registry Identity

NPI1639199656

Entity TypeIndividualMale

Primary Taxonomy207RH0003X

Provider Legal NameMR. WILLIAM A CHUACredential: M.D.

Location Address3111 W BEVERLY BLVDMontebello, CA 90640-2216

Mailing Address3111 W Beverly BlvdMontebello, CA 90640-2216 · (323) 728-0671 · Fax (323) 728-8355

Phone(323) 728-0671

Fax(323) 728-8355

Sole ProprietorNo

Medical School CMSOtherGraduated 1972

Enumeration DateJuly 20, 2006

Last NPPES UpdateJanuary 25, 2010

✔ NPI 1639199656 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Hematology & OncologyAllopathic & Osteopathic Physicians

Taxonomy Code207RH0003X

License✔ Licensed in CA · A34309

Definition

An internist doctor of osteopathy that specializes in the treatment of the combination of hematology and oncology disorders. A doctor of osteopathy that is board eligible/certified by the American Osteopathic Board of Internal Medicine WAS able to obtain a Certificate of Special Qualifications in the field of Hematology and Oncology. The Certificate is NO longer offered.

3111 W BEVERLY BLVD, Montebello, CA 90640

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Other Identifiers 1

Medicare UPINA27445CA

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mr. William A Chua M.d. is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID1658526082

PECOS Enrollment IDI20130308000401

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 13

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.

Physician or allowed practitioner supervision of a patient receiving medicare-covered services provided by a participating home health agency (patient not present) requiring complex and multidisciplinary care modalities involving regular physician or allow G0181

This service involves a physician overseeing your care while you receive Medicare-covered services from a home health agency. The care you're receiving is complex and involves various disciplines. The physician isn't physically present but regularly supervises your treatment to ensure optimal health outcomes.

6,523 services1,298 patients

Education and training to self measure blood pressure 99473

Education and training to self-measure blood pressure involves teaching you how to use a home blood pressure monitor correctly. You'll learn how to position the cuff, when and how often to take readings, and how to interpret and record the results. This empowers you to manage your health.

2,740 services1,264 patients

Residence visit for established patient with high level of medical decision making, per day, if using time, at least 60 minutes 99350

An established patient home visit is a service where a healthcare professional visits a patient's home for a check-up or treatment. The visit typically lasts for about an hour. This service is especially beneficial for patients who may have difficulty traveling to a healthcare facility.

2,502 services1,182 patients

Physician or allowed practitioner certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians and G0180

This is a service where a doctor or authorized practitioner certifies that you require Medicare-covered home health services. They will communicate with the home health agency and review reports on your health status to ensure you receive appropriate care. This does not involve an in-person visit.

1,444 services1,116 patients

Physician or allowed practitioner re-certification for medicare-covered home health services under a home health plan of care (patient not present), including contacts with home health agency and review of reports of patient status required by physicians a G0179

This procedure involves a doctor or approved practitioner reviewing your health status and re-certifying your need for Medicare-covered home health services. It includes communication with the home health agency and assessment of your health reports, even when you're not physically present.

1,371 services980 patients

Advance care planning, first 30 minutes 99497

Advance care planning is a process where you discuss your healthcare preferences with your doctor. This conversation, lasting up to 30 minutes, helps ensure your wishes are respected if you're unable to communicate them in the future. It's about your care, your way.

792 services790 patients

Residence visit for new patient with high level of medical decision making, per day, if using time, at least 75 minutes 99345

A new patient home visit is a comprehensive 75-minute appointment conducted at your home. The healthcare professional will assess your health, discuss any concerns, and create a personalized care plan. It's convenient, comfortable, and tailored to your specific needs.

769 services769 patients

Annual wellness visit, includes a personalized prevention plan of service (pps), subsequent visit G0439

An annual wellness visit is a yearly appointment with your primary care provider to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's a subsequent visit, meaning it follows an initial assessment.

437 services437 patients

Annual wellness visit; includes a personalized prevention plan of service (pps), initial visit G0438

An annual wellness visit is a yearly appointment with your doctor to create or update a personalized prevention plan. This plan helps prevent illness based on your current health and risk factors. It's an opportunity to discuss your health status and goals and get a plan tailored for you.

306 services306 patients

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233

Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.

88 services14 patients

Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, 20 minutes or more 99308

A follow-up nursing facility visit per day is a daily check-up service provided by healthcare professionals. It lasts around 15 minutes and involves assessing your health status, monitoring your recovery progress, and addressing any concerns you may have about your health or treatment.

63 services14 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.

28 services19 patients

Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 99223

Initial hospital inpatient care per day, typically 70 minutes, refers to the daily medical service provided to patients admitted to the hospital. This includes a comprehensive evaluation, diagnosis, treatment plan, and monitoring of your health condition. It ensures your well-being during your hospital stay.

13 services11 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 90640 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

$187.60 typical visit price

range $62.96 – $187.60

Typical copayment $46.90 (range $15.74 – $46.90)

Most-billed visit code 99205

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.

Referred Medical Equipment & Supplies CMS DME claims 2

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Hospital bed, semi-electric (head and foot adjustment), with any type side rails, without mattress E0261

DME-Hospital Beds · category DB000N

1 supplier12 claims12 services$26.75 avg. paid by Medicare

Standard wheelchair K0001

DME-Wheelchairs · category DD000N

1 supplier11 claims11 services$20.41 avg. paid by Medicare

Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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. LILIAN S CHUANG M.D.

Pediatrics

3111 W BEVERLY BLVD
MONTEBELLO, CA 90640

Los Angeles County (323) 728-0671

VERTEX HEALTHCARE INC

Internal Medicine

3111 W BEVERLY BLVD
MONTEBELLO, CA 90640

Los Angeles County (747) 313-7152

CHUA CHUANG INC. A MEDICAL

Internal Medicine

3111 W BEVERLY BLVD
MONTEBELLO, CA 90640

Los Angeles County (323) 728-0671

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 William Chua's NPI number?

The NPI number for William Chua is 1639199656. It was assigned to this individual provider in the NPPES registry on July 20, 2006.

Where is William Chua located?

William Chua practices at 3111 W Beverly Blvd, Montebello, CA 90640. The listed phone number is (323) 728-0671.

What is William Chua's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Hematology & Oncology, with taxonomy code 207RH0003X.

Is William Chua enrolled in Medicare?

Yes. William Chua is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for William Chua was last updated on January 25, 2010. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 16 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.