Physician Profile

William Duong, M.D.

Unclaimed Profile

About Dr. Duong

William Duong, M.D. is a healthcare provider in Loma Linda, CA specializing in vascular surgery. William trained at Medical College of Wisconsin, graduating in 2016. William is also listed as specializing in surgery. Medicare claims data shows William provided 72 services to 63 patients. The services billed most often include subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes, established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more, and initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes.

Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.

Education & Training

Specialty

Vascular Surgery (Primary)
Vascular Surgery (Additional)

Credentials & Licensing

CA licenseA151071
NPI1427402445
NPI issued04/15/2016

License numbers are what the provider reported to NPPES when the NPI was issued or updated. NPPES does not verify licensure; confirm current standing with the state licensing board.

Medicare information

Accepts Medicare assignmentYes
Telehealth reported to CMSYes
Medicare opt-outNo
Can order and refer in MedicareYes

Exactly as CMS reports it (National Downloadable File, Opt-Out Affidavits, Order & Referring). Not an insurance directory; confirm coverage with the office.

Common questions

What is William Duong's specialty?

William Duong is a vascular surgeon in Loma Linda, CA. That is the designation recorded for this NPI in the federal registry, where it is listed as “Vascular Surgery”.

NPI registry

Where can I find William Duong?

William Duong is listed at 11370 Anderson St Ste 2100, Loma Linda, CA 92354. Addresses come from the NPI registry and can lag a move, so confirm before travelling.

NPI registry

How do I contact William Duong?

The number on file is (909) 558-2822. Guide.md cannot book appointments or pass on messages — please call the office directly.

NPI registry

What is the NPI for William Duong?

William Duong's National Provider Identifier is 1427402445. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.

NPI registry

What is William Duong's education?

William Duong attended Medical College of Wisconsin, graduating in 2016. This comes from the CMS National Downloadable File.

CMS public data

How much experience does William Duong have?

William Duong has 10 years experience. Calculated from a graduation year of 2016, reported in the CMS National Downloadable File.

CMS public data

What is William Duong known for?

According to Medicare billing data, William Duong the Medicare record under this individual NPI shows mainly office visits and diagnostic testing. Hospital-based physicians usually have their procedural work billed by the facility rather than under their own number, so this is a floor on their practice, not a description of it. This reflects Medicare patients only and is billing volume, not a measure of quality.

Medicare claims

Is William Duong's profile verified?

Not yet. This profile is built from public federal data and has not been confirmed by William Duong. If this is you, claiming it is free.

Guide.md

Provider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.