Dr. Jonathan Q. Bui, MD
- Medicare services, 2024
- 893
- Medicare patients, 2024
- 241
- Part D claims, 2024
- 11,506
- Hospital affiliations
- 3
- Industry payments
- $1,643
- Practice address
- 3421 West Ninth Street, Waterloo, IA 50702
- Practice phone
- Call (319) 272-8000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
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. Jonathan Q. Bui is an internist in Waterloo, Iowa
Dr. Bui practices at MercyOne Waterloo Medical Center in Waterloo, Iowa, part of Trinity Health.
Dr. Bui's NPI, 1780115964, was assigned on March 21, 2017. Dr. Bui holds Iowa license MD-48442.
- NPI
- 1780115964NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4789952888
- NPI enumeration date
- March 21, 2017
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (319) 272-8000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 40
- Medical school graduation
- 2012
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Jonathan Q. Bui practices at MercyOne Waterloo Medical Center in Waterloo, Iowa
Dr. Bui's primary practice is MercyOne Waterloo Medical Center, at 3421 West Ninth Street, Waterloo, IA 50702 in Black Hawk County. The practice phone is (319) 272-8000.
- MercyOne Waterloo Medical Center3421 West Ninth Street, Waterloo, IA 50702 · Black Hawk CountyPhone(319) 272-8000
Source: Dmand AI Affiliation Data
Dr. Jonathan Q. Bui is affiliated with 6 sites of care and 1 medical group
Dr. Bui's primary practice is MercyOne Waterloo Medical Center in Waterloo, Iowa, part of Trinity Health. Dr. Bui is also affiliated with UnityPoint Health - Allen Hospital. The medical group on file is MercyOne Waterloo OB/GYN. Dmand AI also links Dr. Bui to 1 more hospital, 1 group practice or clinic, 1 home health agency and 1 hospice, each named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Jonathan Q. Bui's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Bui practices, 6 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| MercyOne Waterloo Medical Center | Available with a free account |
| +5 more affiliated sites | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Trinity Health and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Jonathan Q. Bui is one of 726 internists in Iowa
Internal medicine is Dr. Bui's primary specialty in the NPI Registry, under taxonomy code 207R00000X. Dmand AI has Dr. Bui's licenses on file in 2 states: Iowa and Montana.
Specialties and state licenses
- Internal medicine, IowaPrimary
- Montana license
Internists near Dr. Bui
Counts of internists 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. Jonathan Q. Bui billed Medicare for 893 services in 2024
CMS data shows 893 Medicare services from Dr. Bui across 9 procedure codes in 2024, for 241 Medicare patients. Medicare paid $48,608 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Bui's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Office and hospital visits
- 2023: 5142024: 5242%
- Other services
- 2023: 1332024: 348162%
- Tests and treatments
- 2023: 252024: 2116%
Dr. Bui compared with the Iowa median for internists, 2024
- Dr. Bui
- Iowa median
- Medicare services
- 893vs 57456% above
- Medicare patients
- 241vs 2607% below
- Part D claims
- 10,825vs 16764.8 times
Medians across 689 internists in Iowa 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.
Need commercial claims for Dr. Bui?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Bui and other internists in Iowa.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Jonathan Q. Bui treated 241 Medicare patients in 2024, average age 72
CMS counts 241 Medicare patients who saw Dr. Bui in 2024. The largest group is 65 to 74, with 113 patients. 75% of them have high blood pressure, and 75% have high cholesterol. 13% are also on Medicaid. Their average risk score is 1.27, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Bui's median patient age at 70, with 41% women.
Dr. Bui's Medicare patients by age, 2024
Dr. Bui's Medicare patients by sex, 2024
- Women11648%
- Men12552%
Chronic conditions among Dr. Bui's Medicare patients, 2024
- High blood pressure75%
- High cholesterol75%
- Arthritis55%
- Ischemic heart disease33%
- Diabetes31%
- Anxiety30%
- Mood disorders29%
- Depression25%
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 70
Patient panel by sex, all payers
- Women41%
- Men59%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Jonathan Q. Bui wrote 11,506 Medicare Part D claims in 2024
In 2024, Dr. Bui wrote 11,506 Medicare Part D claims for 806 patients. 83% of them were for generic drugs. CMS names the drug for 10,825 of them, across 174 drugs with 11 or more claims each, at $1,074,753 in total drug cost. In 2023, CMS named 8,624 claims across 160 drugs.
Dr. Bui's Part D claims by kind of drug, 2024
- Generic9,592 claims83%
- Brand-name1,805 claims16%
- Other109 claims1%
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
- Opioids3%356 of 11,506 claims
- Antibiotics3%291 of 11,506 claims
- Antipsychotics, patients 65 and over0%52 of 11,506 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: 8,6242024: 10,82526%
Drugs named by CMS: 174 in 2024, 160 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
How Dr. Jonathan Q. Bui takes part in Medicare
Dr. Bui accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Removal or shaving of skin growth: 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. Jonathan Q. Bui received $1,643 in industry payments from 2021 to 2025
CMS Open Payments shows 76 general payments to Dr. Bui from 23 drug and device companies from 2021 to 2025. Food and beverage make up the largest share, 100% of the total. AstraZeneca Pharmaceuticals LP paid the most, $188.
General payments to Dr. Bui by program year, 2021 to 2025
Companies that paid Dr. Bui the most, 2021 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Jonathan Q. 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 | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand 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) |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| 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. Jonathan Q. 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. Jonathan Q. Bui's NPI number?
Dr. Jonathan Q. Bui's NPI number is 1780115964. It was assigned on March 21, 2017, and it is active in the NPI Registry.
What kind of doctor is Dr. Jonathan Q. Bui?
Dr. Jonathan Q. Bui is an internist in Waterloo, Iowa. The primary specialty in the NPI Registry is Internal Medicine Physician (taxonomy code 207R00000X).
Where does Dr. Jonathan Q. Bui practice?
Dr. Bui practices at 3421 West Ninth Street, Waterloo, IA 50702. Dr. Bui's primary practice is MercyOne Waterloo Medical Center in Waterloo, Iowa, part of Trinity Health. Dmand AI also links Dr. Bui to 1 hospital, 1 group practice or clinic, 1 home health agency and 1 hospice.
What is Dr. Jonathan Q. Bui's office phone number?
The practice phone on file for Dr. Bui is (319) 272-8000.
What is Dr. Jonathan Q. Bui's medical license number?
Dr. Bui holds Iowa license MD-48442, one of the licenses on file in 2 states.
Which states has Dr. Jonathan Q. Bui been licensed in?
Dmand AI has state licenses on file for Dr. Bui in Iowa and Montana.
Which hospitals is Dr. Jonathan Q. Bui affiliated with?
Dr. Bui practices at MercyOne Waterloo Medical Center in Waterloo, Iowa. Dr. Bui is also affiliated with UnityPoint Health - Allen Hospital. Dmand AI links Dr. Bui to 1 more hospital.
What medical group is Dr. Jonathan Q. Bui part of?
Dr. Bui is linked to MercyOne Waterloo OB/GYN.
Does Dr. Jonathan Q. Bui accept Medicare?
Yes. CMS data shows Dr. Bui billed Medicare for 893 services in 2024, and Dr. Bui accepts Medicare assignment.
How many Medicare patients does Dr. Jonathan Q. Bui see?
CMS counts 241 Medicare patients who saw Dr. Bui in 2024, with an average age of 72.
Show 4 more questionsShow fewer questions
What services does Dr. Jonathan Q. Bui bill to Medicare?
In 2024, Dr. Bui's most billed Medicare services were office visit, established patient (99214), medicare service (G2211) and medicare service (G0439).
What drugs does Dr. Jonathan Q. Bui prescribe most?
In 2024 Medicare Part D data, Dr. Bui's most prescribed drugs by claims were Atorvastatin Calcium, Levothyroxine Sodium and Amlodipine Besylate.
Has Dr. Jonathan Q. Bui received payments from drug or device companies?
CMS Open Payments shows $1,643 in general payments to Dr. Bui from 23 companies from 2021 to 2025. The largest total came from AstraZeneca Pharmaceuticals LP.
How long has Dr. Jonathan Q. Bui been practicing?
Dr. Bui graduated from medical school in 2012, 14 years ago.
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