Byung-Il Choi, MD
Cardiovascular Disease Physician · Milwaukee, WI
Byung-Il Choi, MD is a cardiovascular disease physician with a practice address in Milwaukee, Wisconsin, and NPI 1467403840, issued on May 12, 2006. Check the license (Wisconsin 46541, as entered in NPPES) on the Wisconsin Medical Examining Board; the Medicare figures below come from public CMS files.
- Name
- Byung-Il Choi
- Credential
- MD
- Primary taxonomy
- Cardiovascular Disease Physician 207RC0000X
- License number
- 46541 WI
Self-reported in NPPES; status is on the state search - Practice location
- 9200 W Wisconsin Ave, Milwaukee, WI 53226
- Phone
- (414) 805-6633
- Enumerated
- May 12, 2006
- Record last updated
- Mar 12, 2025
- Fax
- (414) 805-6280
- Medicaid IDs
- 34477200 WI
1467403840 WI - Entity
- Type 1 · individual
8 nearest cardiovascular disease physician records → All 449 in Wisconsin → Look up another NPI →
Also registered at 9200 W Wisconsin Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Haisam Abid, MBBSHospitalist Physician1578083184
- Faith Abodunrin, MDHematology & Oncology Physician1437768769
Verify Byung-Il Choi in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWisconsin Medical Examining Board
Search for license 46541Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
63% fewer Medicare Part D claims than the average cardiovascular disease physician in 2024
1,138 Medicare Part D claims for 173 beneficiaries, against an average of 3,078 among the 20,728 providers of this specialty who prescribed in Part D. Brand-name drugs were 9% of claims.
Most prescribed
- Metoprolol Succinate174 claims
- Atorvastatin Calcium100 claims
- Clopidogrel80 claims
- Lisinopril77 claims
- Amlodipine Besylate73 claims
- Rosuvastatin Calcium69 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
Industry payments in 2024: $125.00
1 payment: food and beverage; the largest payer was Medtronic, Inc. The 16,686 providers of this specialty with any payment received $3,819.56 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Byung-Il Choi among 449 cardiovascular disease physician records in Wisconsin
Byung-Il Choi, MD is one of 449 cardiovascular disease physician records with a practice address in Wisconsin. 77% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 10% of them.
- NPI issued2006 · 10% of these records are older, 42% newer
- In a Medicare fileYes · 77% of these records are
- In the CMS Doctors and Clinicians fileNo · 62% of these records are
- Record last updated2025 · 53% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RC0000X and a Wisconsin practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Cardiovascular Disease Physician providers in Wisconsin
There are 449 cardiovascular disease physician records in Wisconsin.
All 449 in Wisconsin → Every provider in Milwaukee → Cardiovascular Disease Physician nationwide →
The 8 cardiovascular disease physician records with the nearest ZIP codes
- Lisa Armaganian, MDWauwatosa, WI 532261760442180
- Lee Biblo, MDMilwaukee, WI 532261740230275
- Hakki Bolukoglu, M.D.Milwaukee, WI 532261356341176
- William Davis, MDWauwatosa, WI 532261174585657
- Anthony De Franco, M.D.Milwaukee, WI 532261215930391
- Marilyn Ezri, MDMilwaukee, WI 532261396796298
- David Gutterman, MDMilwaukee, WI 532261609827633
- Michael Keelan, MDMilwaukee, WI 532261275584013
Common questions
What is Byung-Il Choi, MD's NPI number?
Byung-Il Choi, MD's National Provider Identifier (NPI) is 1467403840, issued on May 12, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Byung-Il Choi, MD located?
The NPPES record lists a practice address at 9200 W Wisconsin Ave, Milwaukee, WI, 53226. Phone: (414) 805-6633. Providers update this record themselves, so call before visiting.
How can I verify Byung-Il Choi, MD's license?
NPPES lists Wisconsin license number 46541, as entered by the provider. Search the Wisconsin Medical Examining Board at https://dsps.wi.gov/Pages/BoardsCouncils/MEB/Default.aspx. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Byung-Il Choi, MD prescribe under Medicare Part D?
In 2024, Byung-Il Choi, MD had 1,138 Medicare Part D claims for 173 beneficiaries; the average among cardiovascular disease physician prescribers was 3,078. Part D covers Medicare prescriptions only.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.