DR. BYUNG-IL CHOI MD
NPI 1467403840
Internal Medicine - Cardiovascular Disease in Milwaukee, WI

Q: What is Byung-il Choi's NPI number?

The NPI number for Byung-il Choi is 1467403840. It was assigned to this individual provider in the NPPES registry on May 12, 2006.

Q: What is Byung-il Choi's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.

Q: When was this NPI record last updated?

The NPPES record for Byung-il Choi was last updated on March 12, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 20 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.

Active since May 12, 2006PECOS Enrolled

9200 W WISCONSIN AVE, DIVISION OF CARDIOVASCULAR MEDICINE, MILWAUKEE, WI 53226(414) 805-6633(414) 805-6280 Get Directions Write a Review

NPPES record last updated: March 12, 2025. Verified against the NPPES registry weekly; last sync: November 08, 2026.

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About Dr. Byung-il Choi Md NPPES

Official registry information on file with the National Plan and Provider Enumeration System.

DR. BYUNG-IL CHOI MD (NPI 1467403840) is an individual cardiovascular disease provider in Milwaukee, Wisconsin, licensed in Wisconsin (46541) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1467403840

Entity TypeIndividualMale

Primary Taxonomy207RC0000X

Provider Legal NameDR. BYUNG-IL CHOICredential: MD

Location Address9200 W WISCONSIN AVE, DIVISION OF CARDIOVASCULAR MEDICINEMilwaukee, WI 53226-3522

Mailing Address9200 W Wisconsin Ave, Division Of Cardiovascular MedicineMilwaukee, WI 53226-3522 · (414) 805-6633 · Fax (414) 805-6280

Phone(414) 805-6633

Fax(414) 805-6280

Sole ProprietorNo

Enumeration DateMay 12, 2006

Last NPPES UpdateMarch 12, 2025

NPPES CertifiedMarch 12, 2025

✔ NPI 1467403840 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Cardiovascular DiseaseAllopathic & Osteopathic Physicians

Taxonomy Code207RC0000X

License✔ Licensed in WI · 46541

Definition

An internist who specializes in diseases of the heart and blood vessels and manages complex cardiac conditions such as heart attacks and life-threatening, abnormal heartbeat rhythms.

9200 W WISCONSIN AVE, Milwaukee, WI 53226

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Other Identifiers 3

Other000011354RHumana

Medicaid34477200WI

Medicaid1467403840WI

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Byung-il Choi Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

Eligible to Order & Refer✔ Part B Labs & Imaging✔ Durable Medical Equipment✔ Home Health Agency✔ Power Mobility DevicesPer the CMS Ordering and Referring file. Eligibility means Medicare pays claims that this provider orders or refers for these categories.

Medicare Billing Reassignments

Medicare enrollment records show Byung-il Choi reassigns Medicare billing to 3 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

The Medical College Of Wisconsin, Inc.

0.5 mi

Internal Medicine

8701 WATERTOWN PLANK RD
Milwaukee, WI 53226

Reassigned Medicare billing, Wisconsin enrollment
3,983 clinicians in this Medicare group

NPI 1699720086 (414) 955-7101

Aurora Medical Group, Inc.

2.5 mi

Obstetrics & Gynecology

8905 W LINCOLN AVE, SUITE 515
West Allis, WI 53227

Reassigned Medicare billing, Wisconsin enrollment
4,609 clinicians in this Medicare group

NPI 1457592735 (414) 328-8650

Froedtert & the Medical College Of Wisconsin Community Physicians, Inc.

10 mi

Internal Medicine

W180N8000 TOWN HALL RD
Menomonee Falls, WI 53051

Reassigned Medicare billing, Wisconsin enrollment
2,294 clinicians in this Medicare group

NPI 1568787448 (262) 255-2500

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Areas of Expertise CMS Part B claims 3

Services this provider delivered to Medicare fee-for-service patients, from the CMS Medicare utilization data. Higher counts generally reflect more experience with a service; care delivered outside Medicare is not included.

Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 93000

An electrocardiogram (ECG) is a non-invasive test that records your heart's electrical activity. Using 12 leads attached to your body, it captures data to help identify heart conditions. A doctor interprets the results and provides a report.

76 services73 patients

Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more 99214

This is a routine check-up for patients who have previously visited our clinic. It involves a comprehensive review of your health and any ongoing treatments. The consultation lasts between 30-39 minutes, allowing enough time to discuss any concerns.

73 services54 patients

Insertion of needle into vein for collection of blood sample 36415

This procedure involves inserting a small needle into a vein, typically in your arm, to collect a blood sample. It's a quick and simple process to help diagnose or monitor health conditions. You may feel a small prick, but discomfort is minimal.

14 services14 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 53226 ZIP code area, from fee-for-service claims. These are area statistics, not this provider’s prices; actual charges vary by service and coverage.

New Patient

$123.69 typical visit price

range $53.90 – $163.24

Typical copayment $30.92 (range $13.47 – $40.81)

Most-billed visit code 99204

Established Patient

$67.37 typical visit price

range $17.40 – $133.76

Typical copayment $16.84 (range $4.35 – $33.44)

Most-billed visit code 99213

Amounts reflect what Medicare beneficiaries in this ZIP area are typically charged for office visits. Patients with other coverage should check their individual plans.

Other Providers at the Same Location NPPES 20

Providers registered at the same practice address, or within the immediate area, according to the NPPES registry.

TRACY BLAIR WANDTKE HERRMANN APNP, CNM

Advanced Practice Midwife

9200 W WISCONSIN AVE
MILWAUKEE, WI 53226

Milwaukee County (414) 805-4777

DR. ZACHARY SMITH DO

Internal Medicine (Gastroenterology)

9200 W WISCONSIN AVE
MILWAUKEE, WI 53226

Milwaukee County (414) 955-6830

DR. COLLEEN ANN CROWE M.D., M.P.H.

Emergency Medicine

9200 W WISCONSIN AVE
MILWAUKEE, WI 53226

Milwaukee County (414) 805-6469

ROBERTO MEJIAS APNP

Nurse Practitioner (Pediatrics)

9200 W WISCONSIN AVE
MILWAUKEE, WI 53226

Milwaukee County (414) 805-6600

MRS. ANNE E B LAKATOS APN-BC, APNP, RN

Nurse Practitioner (Adult Health)

9200 W WISCONSIN AVE, DEPT OF INTERNAL MEDICINE
MILWAUKEE, WI 53226

Milwaukee County (414) 805-6850

MRS. AMANDA M MANDERS APNP

Nurse Practitioner (Adult Health)

9200 W WISCONSIN AVE
MILWAUKEE, WI 53226

Milwaukee County (414) 805-6850

KATHLEEN A WATERHOUSE-SKIBICKI CRNA

Nurse Anesthetist, Certified Registered

9200 W WISCONSIN AVE
MILWAUKEE, WI 53226

Milwaukee County (414) 805-5951

ANDREA L BEQUEST PA

Physician Assistant (Medical)

9200 W WISCONSIN AVE, INTERNAL MEDICINE
MILWAUKEE, WI 53226

Milwaukee County (414) 955-0350

Frequently Asked Questions NPPES & CMS

Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.

What is Byung-il Choi's NPI number?

The NPI number for Byung-il Choi is 1467403840. It was assigned to this individual provider in the NPPES registry on May 12, 2006.

Where is Byung-il Choi located?

Byung-il Choi practices at 9200 W Wisconsin Ave Division Of Cardiovascular Medicine, Milwaukee, WI 53226. The listed phone number is (414) 805-6633.

What is Byung-il Choi's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.

Is Byung-il Choi enrolled in Medicare?

Yes. Byung-il Choi is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Byung-il Choi's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Byung-il Choi reassigns Medicare benefits to 3 organizations: The Medical College Of Wisconsin, Inc. (Milwaukee, WI), Aurora Medical Group, Inc. (West Allis, WI) and Froedtert & the Medical College Of Wisconsin Community Physicians, Inc. (Menomonee Falls, WI). Each reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Byung-il Choi's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Byung-il Choi was last updated on March 12, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 20 months ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.