Recently Updated NPI Information — some details in this NPI profile have been updated in the NPI registry within the last 60 days.

IAN VANANTWERP DO
NPI 1962080689
Radiology - Diagnostic Radiology in Milwaukee, WI

Q: What is Ian Vanantwerp's NPI number?

The NPI number for Ian Vanantwerp is 1962080689. It was assigned to this individual provider in the NPPES registry on April 1, 2021.

Q: What is Ian Vanantwerp's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.

Q: When was this NPI record last updated?

The NPPES record for Ian Vanantwerp was last updated on August 3, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 28 days 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 April 01, 2021PECOS Enrolled

9200 W WISCONSIN AVE, MILWAUKEE, WI 53226(414) 955-1182 Get Directions Write a Review

NPPES record last updated: August 3, 2026. Verified against the NPPES registry weekly; last sync: August 23, 2026.

Record update history: Aug 3, 2026, Apr 15, 2026, Mar 28, 2023 and 2 more (5 updates tracked since 2021).

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About Ian Vanantwerp Do NPPES

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

IAN VANANTWERP DO (NPI 1962080689) is an individual diagnostic radiology provider in Milwaukee, Wisconsin, licensed in Illinois (125078762) and active in the NPI registry since April 2021. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1962080689

Entity TypeIndividualMale

Primary Taxonomy2085R0202X

Provider Legal NameIAN VANANTWERPCredential: DO

Location Address9200 W WISCONSIN AVEMilwaukee, WI 53226-3522

Mailing Address9200 W Wisconsin AveWauwatosa, WI 53226-3522 · (414) 955-1182

Phone(414) 955-1182

Sole ProprietorNo

Enumeration DateApril 1, 2021

Last NPPES UpdateAugust 3, 20265 updates tracked since enumeration

NPPES CertifiedAugust 3, 2026

✔ NPI 1962080689 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyRadiology · Diagnostic RadiologyAllopathic & Osteopathic Physicians

Taxonomy Code2085R0202X

License✔ Licensed in IL · 125078762

Definition

A radiologist who utilizes x-ray, radionuclides, ultrasound and electromagnetic radiation to diagnose and treat disease.

Also ListedRadiology · NeuroradiologyTaxonomy 2085N0700X · License 82153-21 (WI)

9200 W WISCONSIN AVE, Milwaukee, WI 53226

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Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Ian Vanantwerp Do 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.

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

$82.92 typical visit price

range $53.90 – $163.24

Typical copayment $20.73 (range $13.47 – $40.81)

Most-billed visit code 99203

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 Ian Vanantwerp's NPI number?

The NPI number for Ian Vanantwerp is 1962080689. It was assigned to this individual provider in the NPPES registry on April 1, 2021.

Where is Ian Vanantwerp located?

Ian Vanantwerp practices at 9200 W Wisconsin Ave, Milwaukee, WI 53226. The listed phone number is (414) 955-1182.

What is Ian Vanantwerp's specialty?

The primary specialty registered for this NPI is Radiology, specializing in Diagnostic Radiology, with taxonomy code 2085R0202X.

Is Ian Vanantwerp enrolled in Medicare?

Yes. Ian Vanantwerp is registered in the Medicare PECOS enrollment system.

When was this NPI record last updated?

The NPPES record for Ian Vanantwerp was last updated on August 3, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 28 days 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.