WILLIAM DUONG M.D.
NPI 1427402445
Surgery - Vascular Surgery in Loma Linda, CA

Active since April 15, 2016PECOS EnrolledAccepts Medicare Assignment
11370 ANDERSON ST STE 2100, LOMA LINDA, CA 92354(909) 558-2822 Get Directions Write a Review

NPPES record last updated: September 11, 2024. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Sep 11, 2024, May 19, 2024 (2 updates tracked since 2024).

About William Duong M.d. NPPES

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

WILLIAM DUONG M.D. (NPI 1427402445) is an individual vascular surgery provider in Loma Linda, California, licensed in California (A151071) and active in the NPI registry since April 2016. He is enrolled in Medicare PECOS and is a graduate of Medical College Of Wisconsin (2016).

NPPES Registry Identity

NPI1427402445
Entity TypeIndividualMale
Primary Taxonomy2086S0129X
Provider Legal NameWILLIAM DUONGCredential: M.D.
Location Address11370 ANDERSON ST STE 2100Loma Linda, CA 92354
Mailing Address11175 Campus St Ste 21123Loma Linda, CA 92350-1700 · (909) 558-8648
Sole ProprietorNo
Medical School CMSMedical College Of WisconsinGraduated 2016
Enumeration DateApril 15, 2016
Last NPPES UpdateSeptember 11, 20242 updates tracked since enumeration
NPPES CertifiedSeptember 11, 2024
NPI 1427402445 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

Primary SpecialtySurgery · Vascular SurgeryAllopathic & Osteopathic Physicians
Taxonomy Code2086S0129X
License Licensed in CA · A151071
Definition
A surgeon with expertise in the management of surgical disorders of the blood vessels, excluding the intracranial vessels or the heart.
Also ListedSurgeryTaxonomy 208600000X · License A151071 (CA)
11370 ANDERSON ST STE 2100, Loma Linda, CA 92354

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

William Duong M.d. 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 ID8325303753
PECOS Enrollment IDI20191113002540
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.

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232
Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.
18 services11 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.
16 services14 patients
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222
Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.
14 services14 patients
New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204
This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.
12 services12 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.
12 services12 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 92354 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
$91.88 typical visit price
range $59.60 – $179.42
Typical copayment $22.97 (range $14.90 – $44.85)
Most-billed visit code 99203
Established Patient
$74.08 typical visit price
range $19.37 – $146.42
Typical copayment $18.52 (range $4.84 – $36.60)
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.

Otolaryngology
11370 ANDERSON ST STE 2100
LOMA LINDA, CA 92354
Nurse Practitioner
11370 ANDERSON ST STE 2100
LOMA LINDA, CA 92354
Surgery
11370 ANDERSON ST STE 2100
LOMA LINDA, CA 92354
Otolaryngology (Otology & Neurotology)
11370 ANDERSON ST STE 2100
LOMA LINDA, CA 92354
Surgery
11370 ANDERSON ST STE 2100
LOMA LINDA, CA 92354
Audiologist
11370 ANDERSON ST STE 2100
LOMA LINDA, CA 92354
Surgery (Surgical Oncology)
11370 ANDERSON ST STE 2100
LOMA LINDA, CA 92354
Surgery
11370 ANDERSON ST STE 2100
LOMA LINDA, CA 92354

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 Duong's NPI number?

The NPI number for William Duong is 1427402445. It was assigned to this individual provider in the NPPES registry on April 15, 2016.

Where is William Duong located?

William Duong practices at 11370 Anderson St Ste 2100, Loma Linda, CA 92354. The listed phone number is (909) 558-2822.

What is William Duong's specialty?

The primary specialty registered for this NPI is Surgery, specializing in Vascular Surgery, with taxonomy code 2086S0129X.

Is William Duong enrolled in Medicare?

Yes. William Duong 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 William Duong was last updated on September 11, 2024. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 23 months 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.