Primary practice
Kaiser Permanente - Fontana Medical Center
Fontana, California
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Dr. Bui practices at Kaiser Permanente - Fontana Medical Center in Fontana, California.
Dr. Bui's NPI, 1447679741, was assigned on April 15, 2014. Dr. Bui graduated from Saba University School of Medicine in 2014. Dr. Bui holds California license A154483.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Bui's primary practice is Kaiser Permanente - Fontana Medical Center, at 9965 Sierra Ave, Fontana, CA 92335 in San Bernardino County. The practice phone is (909) 427-5000.
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Bui's primary practice is Kaiser Permanente - Fontana Medical Center in Fontana, California. The medical group on file is Southern California Permanente Medical Group. Dmand AI also links Dr. Bui to 2 more group practices and clinics and 2 medical groups, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; and Dmand AI Affiliation Data
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Bui practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Kaiser Permanente - Fontana Medical Center | Available with a free account |
| +2 more sites and 2 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Anesthesiology is Dr. Bui's primary specialty in the NPI Registry, under taxonomy code 207L00000X. Dr. Bui is board certified in anesthesiology by the American Board of Anesthesiology. Dmand AI has Dr. Bui's licenses on file in 3 states: California, Ohio and Michigan.
Counts of anesthesiologists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
CMS data shows 48 Medicare services from Dr. Bui across 3 procedure codes in 2021. Medicare paid $2,547 for them. Every service was in a facility, such as a hospital, rather than an office.
Medians across 5,562 anesthesiologists in California with Dmand AI profiles that report each measure.
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Bui and other anesthesiologists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Across all payers, Dmand AI patient panel data puts Dr. Bui's median patient age at 45, with 68% women.
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Median age 45
Source: Dmand AI Patient Panel Data
Dr. Bui accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dmand AI links Dr. Bui to 6 clinical trials, 2 of them phase 2 studies. 1 is still active or recruiting. Conditions studied include Carcinoma, Embryonal, Desmoid Tumors and Hemangiopericytoma, Malignant. UNICANCER sponsors the most, 5.
Conditions in Dr. Bui's trials
Sources: ClinicalTrials.gov (National Library of Medicine); and Dmand AI Research Linkage
CMS Open Payments shows 5 general payments to Dr. Bui from 4 drug and device companies from 2016 to 2024. Food and beverage make up the largest share, 100% of the total. Merz North America, Inc. paid the most, $134.
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Bui graduated from Saba University School of Medicine in 2014.
Source: Dmand AI Professional Profile Data
Dr. Bui is in network with 1 carrier, including CMS Medicare. Medicare plans come from the most carriers, 1. Check the plan with the practice before a visit.
Source: Dmand AI Insurance Network Data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice Data |
| Primary practice, affiliations and health system | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Practice DataDmand AI Affiliation Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab) |
| Clinical trials and co-investigators | ClinicalTrials.gov (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
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Dr. Nguyen Bui's NPI number is 1447679741. It was assigned on April 15, 2014, and it is active in the NPI Registry.
Dr. Nguyen Bui is an anesthesiologist in Fontana, California. The primary specialty in the NPI Registry is Anesthesiology Physician (taxonomy code 207L00000X).
Dr. Bui practices at 9965 Sierra Ave, Fontana, CA 92335. Dr. Bui's primary practice is Kaiser Permanente - Fontana Medical Center in Fontana, California. Dmand AI also links Dr. Bui to 2 group practices and clinics and 2 medical groups.
The practice phone on file for Dr. Bui is (909) 427-5000.
Dr. Bui holds California license A154483, one of the licenses on file in 3 states.
Dmand AI has state licenses on file for Dr. Bui in California (2018 to 2026), Ohio (2014 to 2018) and Michigan (2016 to 2017).
Dr. Bui is linked to Southern California Permanente Medical Group. Dmand AI links Dr. Bui to 2 more medical groups.
Yes. CMS data shows Dr. Bui billed Medicare for 48 services in 2021, and Dr. Bui accepts Medicare assignment.
Yes. Dr. Bui is board certified in anesthesiology by the American Board of Anesthesiology.
In 2021, Dr. Bui's most billed Medicare services were ultrasound (76942), anesthesia (00142) and surgery: brain, spine and nerves (64447).
Dr. Bui graduated from Saba University School of Medicine in 2014.
CMS Open Payments shows $189 in general payments to Dr. Bui from 4 companies from 2016 to 2024. The largest total came from Merz North America, Inc.
Dr. Bui graduated from medical school in 2014, 12 years ago.
Dr. Bui has worked on 6 clinical trials.
Dr. Bui is in network with 1 carrier, including CMS Medicare. Medicare plans come from the most carriers, 1. Check the plan with the practice before a visit.
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