JULIE CHRISTINE KOLNIK DO
NPI 1922636505
Internal Medicine - Infectious Disease in Milwaukee, WI

Q: What is Julie Kolnik's NPI number?

The NPI number for Julie Kolnik is 1922636505. It was assigned to this individual provider in the NPPES registry on March 30, 2020.

Q: What is Julie Kolnik's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Infectious Disease, with taxonomy code 207RI0200X.

Q: When was this NPI record last updated?

The NPPES record for Julie Kolnik was last updated on August 26, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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 March 30, 2020PECOS EnrolledAccepts Medicare Assignment

9200 W WISCONSIN AVE, MILWAUKEE, WI 53226(414) 805-6444(414) 805-6702 Get Directions Write a Review

NPPES record last updated: August 26, 2025. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Apr 22, 2020, Mar 30, 2020 (2 updates tracked since 2020).

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About Julie Christine Kolnik Do NPPES

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

JULIE CHRISTINE KOLNIK DO (NPI 1922636505) is an individual infectious disease provider in Milwaukee, Wisconsin, licensed in Wisconsin (81904) and active in the NPI registry since March 2020. She is enrolled in Medicare PECOS, is affiliated with Froedtert Memorial Lutheran Hospital, and is a graduate of Midwestern University, Chicago College Of Osteopathic Med (2020).

NPPES Registry Identity

NPI1922636505

Entity TypeIndividualFemale

Primary Taxonomy207RI0200X

Provider Legal NameJULIE CHRISTINE KOLNIKCredential: DO

Location Address9200 W WISCONSIN AVEMilwaukee, WI 53226-3522

Mailing Address9200 W Wisconsin AveMilwaukee, WI 53226-3522 · (414) 805-6444 · Fax (414) 805-6702

Phone(414) 805-6444

Fax(414) 805-6702

Sole ProprietorNo

Medical School CMSMidwestern University, Chicago College Of Osteopathic MedGraduated 2020

Enumeration DateMarch 30, 2020

Last NPPES UpdateAugust 26, 20252 updates tracked since enumeration

NPPES CertifiedAugust 26, 2025

✔ NPI 1922636505 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Infectious DiseaseAllopathic & Osteopathic Physicians

Taxonomy Code207RI0200X

License✔ Licensed in WI · 81904

Definition

An internist who deals with infectious diseases of all types and in all organ systems. Conditions requiring selective use of antibiotics call for this special skill. This physician often diagnoses and treats AIDS patients and patients with fevers which have not been explained. Infectious disease specialists may also have expertise in preventive medicine and travel medicine.

9200 W WISCONSIN AVE, Milwaukee, WI 53226

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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Network Health.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Julie Christine Kolnik Do is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.

PECOS PAC ID9133575236

PECOS Enrollment IDI20250904000709

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.

Hospital Affiliations CMS Care Compare

Hospitals where this provider delivers care, identified from recent Medicare claims and place-of-service records.

Froedtert Memorial Lutheran Hospital

Acute Care Hospitals · Milwaukee, WI

5/5 CMS rating

OwnershipVoluntary non-profit - Private

CMS Certification Number520177

Location9200 W Wisconsin AveMilwaukee, WI 53226 · Milwaukee County

Emergency services Birthing friendly

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

$95.41 typical visit price

range $17.40 – $133.76

Typical copayment $23.85 (range $4.35 – $33.44)

Most-billed visit code 99214

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 Julie Kolnik's NPI number?

The NPI number for Julie Kolnik is 1922636505. It was assigned to this individual provider in the NPPES registry on March 30, 2020.

Where is Julie Kolnik located?

Julie Kolnik practices at 9200 W Wisconsin Ave, Milwaukee, WI 53226. The listed phone number is (414) 805-6444.

What is Julie Kolnik's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Infectious Disease, with taxonomy code 207RI0200X.

Is Julie Kolnik enrolled in Medicare?

Yes. Julie Kolnik is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.

What insurance does Julie Kolnik accept?

Health plans from Network Health list Julie Kolnik as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.

Is Julie Kolnik affiliated with any hospitals?

According to CMS data, Julie Kolnik is affiliated with Froedtert Memorial Lutheran Hospital.

When was this NPI record last updated?

The NPPES record for Julie Kolnik was last updated on August 26, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 11 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.