Low Urin Tract Symptoms
Dr. Don T. Bui, MD
- Medicare services, 2024
- 4,093
- Medicare patients, 2024
- 766
- Part D claims, 2024
- 3,570
- Publications
- 4
- Hospital affiliations
- 3
- Practice address
- 18785 Brookhurst St, Fountain Valley, CA 92708
- Practice phone
- Call (949) 855-1101
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Orange County Urology - Laguna Hills
Fountain Valley, California
Find Dr. Bui's professional email, personal email and mobile number
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Don T. Bui is a urologist in Fountain Valley, California
Dr. Bui practices at Orange County Urology - Laguna Hills in Fountain Valley, California.
Dr. Bui's NPI, 1932313483, was assigned on May 10, 2007. Dr. Bui graduated from Northeast Ohio Medical University in 2006. Dr. Bui holds California license A127053.
- NPI
- 1932313483NPI Registry (opens in a new tab)
- Medicare PAC ID
- 9032375241
- NPI enumeration date
- May 10, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (949) 855-1101
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 46
- Medical school graduation
- 2006
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Practice Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Don T. Bui practices at Orange County Urology - Laguna Hills in Fountain Valley, California
Dr. Bui's primary practice is Orange County Urology - Laguna Hills, at 18785 Brookhurst St, Fountain Valley, CA 92708 in Orange County. The practice phone is (949) 855-1101.
- Orange County Urology - Laguna Hills18785 Brookhurst St, Fountain Valley, CA 92708 · Orange CountyPhone(949) 855-1101
Sources: NPPES NPI Registry (CMS); and Dmand AI Practice Data
Dr. Don T. Bui is affiliated with 6 sites of care and 4 medical groups
Dr. Bui's primary practice is Orange County Urology - Laguna Hills in Fountain Valley, California. Dr. Bui is also affiliated with Orange Coast Medical Center. The medical group on file is Orange County Urology Associates. Dmand AI also links Dr. Bui to 2 more hospitals, 3 medical groups and 2 group practices and clinics, each named with a free account.
Sources: NPPES NPI Registry (CMS); Dmand AI Practice Data; Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Don T. Bui's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Bui practices, 5 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Orange County Urology - Laguna Hills | Available with a free account |
| +5 more sites and 3 medical groups | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Don T. Bui is one of 1,395 urologists in California
Urology is Dr. Bui's primary specialty in the NPI Registry, under taxonomy code 208800000X. Dr. Bui is board certified in urology by the American Board of Urology. Dmand AI has Dr. Bui's licenses on file in 3 states: California, Georgia and Michigan.
Specialties and state licenses
- Urology, CaliforniaPrimary
- Georgia license
- Michigan license
Clinical focus
Dmand AI lists bladder disease, enlarged prostate, enlarged prostate transurethral surgery (TURP), erectile dysfunction, kidney cysts, kidney removal surgery, kidney stone disease and prostate cancer among the conditions Dr. Bui treats.
Urologists near Dr. Bui
Counts of urologists 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
Dr. Don T. Bui billed Medicare for 4,093 services in 2024
CMS data shows 4,093 Medicare services from Dr. Bui across 19 procedure codes in 2024, for 766 Medicare patients. Medicare paid $193,583 for them.
Dr. Bui's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 1,4332024: 1,5196%
- Surgery
- 2023: 9512024: 1,15021%
- Lab and pathology
- 2023: 1,0732024: 1,0601%
- Other services
- 2023: 142024: 2741857%
- Tests and treatments
- 2023: 492024: 466%
- Drugs given in the office
- 2023: 522024: 4415%
- Imaging
- 2023: 262024: 0100%
Where Dr. Bui's Medicare services took place, 2024
- In an office3,99097%
- In a facility1033%
Dr. Bui compared with the California median for urologists, 2024
- Dr. Bui
- California median
- Medicare services
- 4,093vs 1,0503.9 times
- Medicare patients
- 766vs 3462.2 times
- Part D claims
- 3,480vs 6425.4 times
Medians across 1,310 urologists in California with Dmand AI profiles that report each measure.
Dr. Bui's most billed Medicare procedure codes, 2024
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 urologists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Don T. Bui treated 766 Medicare patients in 2024, average age 76
CMS counts 766 Medicare patients who saw Dr. Bui in 2024. The largest group is 65 to 74, with 323 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 12% are also on Medicaid. Their average risk score is 1.44, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Bui's median patient age at 72, with 15% women.
Dr. Bui's Medicare patients by age, 2024
Dr. Bui's Medicare patients by sex, 2024
- Women11815%
- Men64885%
Chronic conditions among Dr. Bui's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis43%
- Diabetes33%
- Chronic kidney disease31%
- Ischemic heart disease31%
- Cancer28%
- Atrial fibrillation20%
Share of Medicare patients with each condition. A patient can have several.
Dr. Bui's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 72
Patient panel by sex, all payers
- Women15%
- Men84%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Don T. Bui wrote 3,570 Medicare Part D claims in 2024
In 2024, Dr. Bui wrote 3,570 Medicare Part D claims for 1,155 patients. 92% of them were for generic drugs. CMS names the drug for 3,480 of them, across 33 drugs with 11 or more claims each, at $363,256 in total drug cost. In 2023, CMS named 3,467 claims across 31 drugs.
Dr. Bui's Part D claims by kind of drug, 2024
- Generic3,281 claims92%
- Brand-name and other289 claims8%
Dr. Bui's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Bui's Part D claims, 2024
- Opioids1%37 of 3,570 claims
- Antibiotics9%311 of 3,570 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 3,4672024: 3,480No change
Drugs named by CMS: 33 in 2024, 31 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
Dr. Don T. Bui ranks in the 90th percentile for prostate resection in Medicare
Dr. Bui accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Bui as offering telehealth. CMS counts 28 procedures of prostate resection by Dr. Bui, more than 90% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Where Dr. Bui ranks in Medicare procedure volume
- Prostate resection
- 90th percentile28 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Removal of skin lesions: 1 to 10 procedures (CMS shows small counts as a range)
Sources: Doctors and Clinicians National Downloadable File (CMS); and Doctors and Clinicians Utilization Data (CMS)
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Dr. Don T. Bui has 4 publications on record
Dmand AI links 4 papers to Dr. Bui, published from 2013 to 2017. The most frequent topics are Electric Stimulation Therapy and Lumbosacral Plexus. Dr. Bui's most frequent co-authors are Frank Nelson Burks and John G. Pattaras, MD.
Dr. Bui's papers by year, 2013 to 2017
Topics Dr. Bui writes about most
- Electric Stimulation Therapy
- Lumbosacral Plexus
Dr. Bui's most frequent co-authors
Recent publications by Dr. Bui
Urol Clin North Am
See who Dr. Bui researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Bui works with, so you can find a warm path to the right urologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Don T. Bui received $24,327 in industry payments from 2016 to 2025
CMS Open Payments shows 354 general payments to Dr. Bui from 46 drug and device companies from 2016 to 2025. Education make up the largest share, 53% of the total. Intuitive Surgical, Inc. paid the most, $13,900.
General payments to Dr. Bui by program year, 2016 to 2025
General payments to Dr. Bui by kind, 2016 to 2025
- Education$12,97453%
- Food and beverage$9,38339%
- Travel and lodging$1,8718%
- Consulting fees$1000%
Companies that paid Dr. Bui the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Don T. Bui graduated from Northeast Ohio Medical University
Dr. Bui graduated from Northeast Ohio Medical University in 2006.
- Medical school
- Board certified in urology
Source: Dmand AI Professional Profile Data
Dr. Don T. Bui accepts plans from 17 insurance carriers
Dr. Bui is in network with 17 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. PPO plans come from the most carriers, 10. Check the plan with the practice before a visit.
- Aetna
- Blue Cross Blue Shield of Michigan
- United Healthcare
- Elevance
- HCSC
- Humana
- Blue Cross Blue Shield of Massachusetts
- Molina
- +9 more carriersWith a free account
Plan types Dr. Bui accepts, by number of carriers
- PPO10
- Medicare9
- HMO8
- EPO4
- POS4
- Medicaid1
Source: Dmand AI Insurance Network Data
Sources for Dr. Don T. Bui's profile 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 DataDmand AI Org Hierarchy 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 DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)Doctors and Clinicians Utilization Data (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (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
FAQ
Frequently asked questions about Dr. Don T. Bui
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Don T. Bui's NPI number?
Dr. Don T. Bui's NPI number is 1932313483. It was assigned on May 10, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Don T. Bui?
Dr. Don T. Bui is a urologist in Fountain Valley, California. The primary specialty in the NPI Registry is Urology Physician (taxonomy code 208800000X).
Where does Dr. Don T. Bui practice?
Dr. Bui practices at 18785 Brookhurst St, Fountain Valley, CA 92708. Dr. Bui's primary practice is Orange County Urology - Laguna Hills in Fountain Valley, California. Dmand AI also links Dr. Bui to 2 hospitals, 3 medical groups and 2 group practices and clinics.
What is Dr. Don T. Bui's office phone number?
The practice phone on file for Dr. Bui is (949) 855-1101.
What is Dr. Don T. Bui's medical license number?
Dr. Bui holds California license A127053, one of the licenses on file in 3 states.
Which states has Dr. Don T. Bui been licensed in?
Dmand AI has state licenses on file for Dr. Bui in California (2013 to 2027), Georgia (2012 to 2015) and Michigan (2006 to 2012).
Which hospitals is Dr. Don T. Bui affiliated with?
Dr. Bui is affiliated with Orange Coast Medical Center. Dmand AI links Dr. Bui to 2 more hospitals.
What medical group is Dr. Don T. Bui part of?
Dr. Bui is linked to Orange County Urology Associates. Dmand AI links Dr. Bui to 3 more medical groups.
Does Dr. Don T. Bui accept Medicare?
Yes. CMS data shows Dr. Bui billed Medicare for 4,093 services in 2024, and Dr. Bui accepts Medicare assignment.
Does Dr. Don T. Bui offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Bui as offering telehealth services.
Show 10 more questionsShow fewer questions
How many Medicare patients does Dr. Don T. Bui see?
CMS counts 766 Medicare patients who saw Dr. Bui in 2024, with an average age of 76.
Is Dr. Don T. Bui board certified?
Yes. Dr. Bui is board certified in urology by the American Board of Urology.
What services does Dr. Don T. Bui bill to Medicare?
In 2024, Dr. Bui's most billed Medicare services were lab and pathology test (81003), surgery: urinary system (51798) and office visit, established patient (99214).
Where did Dr. Don T. Bui go to medical school?
Dr. Bui graduated from Northeast Ohio Medical University in 2006.
What drugs does Dr. Don T. Bui prescribe most?
In 2024 Medicare Part D data, Dr. Bui's most prescribed drugs by claims were Tamsulosin HCl, Finasteride and Trospium Chloride.
Has Dr. Don T. Bui received payments from drug or device companies?
CMS Open Payments shows $24,327 in general payments to Dr. Bui from 46 companies from 2016 to 2025. The largest total came from Intuitive Surgical, Inc.
How long has Dr. Don T. Bui been practicing?
Dr. Bui graduated from medical school in 2006, 20 years ago.
Does Dr. Don T. Bui do research?
Dmand AI links 4 publications to Dr. Bui, published from 2013 to 2017.
Who does Dr. Don T. Bui publish with?
Dr. Bui's most frequent co-authors are Frank Nelson Burks (1 shared paper) and John G. Pattaras, MD (1 shared paper).
What insurance does Dr. Don T. Bui accept?
Dr. Bui is in network with 17 carriers, including Aetna, Blue Cross Blue Shield of Michigan and United Healthcare. PPO plans come from the most carriers, 10. Check the plan with the practice before a visit.
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