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ALEX ULITSKY MD
NPI 1720015225
Internal Medicine - Gastroenterology in Milwaukee, WI

Active since June 28, 2006PECOS EnrolledAccepts Medicare Assignment
2801 W KINNICKINNIC RIVER PKWY, STE 1080, MILWAUKEE, WI 53215(414) 908-6506(414) 908-6510 Get Directions Write a Review

NPPES record last updated: February 5, 2026. Verified against the NPPES registry weekly; last sync: November 01, 2026.

Record update history: Feb 5, 2026, Oct 25, 2020 (2 updates tracked since 2020).

About Alex Ulitsky Md NPPES

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

ALEX ULITSKY MD (NPI 1720015225) is an individual gastroenterology provider in Milwaukee, Wisconsin, licensed in Wisconsin (50802-20) and active in the NPI registry since June 2006. He is enrolled in Medicare PECOS, is affiliated with Froedtert South Inc., and is a graduate of University Of Illinois College Of Med (chi/peor/rock/chm-urb) (2003).

NPPES Registry Identity

NPI1720015225
Entity TypeIndividualMale
Primary Taxonomy207RG0100X
Provider Legal NameALEX ULITSKYCredential: MD
Location Address2801 W KINNICKINNIC RIVER PKWY, STE 1080Milwaukee, WI 53215-3689
Mailing Address2801 W Kk River Pkwy Ste 1080Milwaukee, WI 53215-3689 · (414) 908-6506 · Fax (414) 908-6510
Phone(414) 908-6506
Fax(414) 908-6510
Sole ProprietorNo
Medical School CMSUniversity Of Illinois College Of Med (chi/peor/rock/chm-urb)Graduated 2003
Enumeration DateJune 28, 2006
Last NPPES UpdateFebruary 5, 20262 updates tracked since enumeration
NPPES CertifiedFebruary 5, 2026
✔ NPI 1720015225 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians
Taxonomy Code207RG0100X
License✔ Licensed in WI · 50802-20
Definition
An internist who specializes in diagnosis and treatment of diseases of the digestive organs including the stomach, bowels, liver and gallbladder. This specialist treats conditions such as abdominal pain, ulcers, diarrhea, cancer and jaundice and performs complex diagnostic and therapeutic procedures using endoscopes to visualize internal organs.
Also ListedInternal MedicineTaxonomy 207R00000X · License 50802-20 (WI), 036115630 (IL)
2801 W KINNICKINNIC RIVER PKWY, STE 1080, Milwaukee, WI 53215
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Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Anthem Blue Cross and Blue Shield, CareSource (Common Ground Healthcare), Network Health and more.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare and accepts Medicare assignment

Alex Ulitsky Md 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 ID4486667987
PECOS Enrollment IDI20101028001133
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

2

Medicare enrollment records show Alex Ulitsky reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Ascension Medical Group-Southeast Wisconsin Inc
6.0 mi
Anesthesiology
2301 N LAKE DR
Milwaukee, WI 53211
  • Reassigned Medicare billing, Wisconsin enrollment
  • 1,343 clinicians in this Medicare group
NPI 1194473066 (414) 585-1000
Gi Associates LLC
15 mi
Gastroenterology
2801 W KK RIVER PKWY STE 1080
Milwaukee, WI 53215
  • Reassigned Medicare billing, Wisconsin enrollment
  • 45 clinicians in this Medicare group
NPI 1801863501 (414) 908-6500

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 11

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.

Biopsy of large bowel using a flexible endoscope 45380
A biopsy of the large bowel using a flexible endoscope is a procedure where a thin, flexible tube with a camera is inserted through the rectum to examine the bowel. If abnormal tissue is found, a small sample is taken for further examination. This helps in diagnosing conditions like inflammation, polyps, or cancer.
53 services53 patients
Removal of polyps or growths of large bowel using an endoscope with mechanical snare 45385
This procedure involves using a thin, flexible tube called an endoscope to examine the large bowel. If any abnormal growths or polyps are found, a tool called a mechanical snare is used to remove them. This is a common method to prevent potential health issues.
51 services51 patients
Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more 99213
This is a routine visit for patients who have already been seen by the healthcare provider. During this approximately 20-29 minute appointment, your health status will be evaluated and any necessary treatments or tests will be discussed. It's a chance to address any health concerns you may have.
51 services37 patients
Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 43239
This procedure involves using a thin, flexible tube with a light and camera, known as an endoscope, to examine the esophagus, stomach, and upper part of the small intestine. Small tissue samples are taken for further examination to help diagnose various conditions.
38 services38 patients
Diagnostic exam of large bowel using a flexible endoscope 45378
This procedure, known as a colonoscopy, involves using a flexible tube with a light and camera to examine the large intestine. It helps detect any abnormalities such as polyps or inflammation. It's a standard procedure to ensure gut health.
32 services31 patients
New patient office or other outpatient visit with low level of medical decision making, if using time, 30 minutes or more 99203
This service involves an initial office or outpatient visit for a new patient. The healthcare professional will spend 30-44 minutes understanding your health history, current issues, and discussing possible treatment plans. It's a comprehensive evaluation to start your healthcare journey.
32 services32 patients

Hospital Affiliations CMS Care Compare 4

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

Froedtert South Inc.

Acute Care Hospitals · Pleasant Prairie, WI
1/5 CMS rating
OwnershipGovernment - Local
CMS Certification Number520021
Location9555 76th StPleasant Prairie, WI 53158 · Kenosha County
Emergency services

Ascension All Saints Hospital

Acute Care Hospitals · Racine, WI
3/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number520096
Location3801 Spring StRacine, WI 53405 · Racine County
Emergency services Birthing friendly

Ascension SE Wisconsin Hospital

Acute Care Hospitals · Milwaukee, WI
4/5 CMS rating
OwnershipVoluntary non-profit - Church
CMS Certification Number520136
Location5000 W Chambers StMilwaukee, WI 53210 · Milwaukee County
Emergency services Birthing friendly

Aurora Medical Center Kenosha

Acute Care Hospitals · Kenosha, WI
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number520189
Location10400 75th StKenosha, WI 53142 · Kenosha County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 53215 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

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

ARTHUR CECCHINI DO
Internal Medicine (Gastroenterology)
2801 W KINNICKINNIC RIVER PKWY, STE 1080
MILWAUKEE, WI 53215
Milwaukee County (414) 908-6500

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 Alex Ulitsky's NPI number?

The NPI number for Alex Ulitsky is 1720015225. It was assigned to this individual provider in the NPPES registry on June 28, 2006.

Where is Alex Ulitsky located?

Alex Ulitsky practices at 2801 W Kinnickinnic River Pkwy, Ste 1080, Milwaukee, WI 53215. The listed phone number is (414) 908-6506.

What is Alex Ulitsky's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Gastroenterology, with taxonomy code 207RG0100X.

Is Alex Ulitsky enrolled in Medicare?

Yes. Alex Ulitsky 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.

Which organizations bill Medicare for Alex Ulitsky's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Alex Ulitsky reassigns Medicare benefits to 2 organizations: Ascension Medical Group-Southeast Wisconsin Inc (Milwaukee, WI) and Gi Associates LLC (Milwaukee, 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 Alex Ulitsky's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Alex Ulitsky accept?

Health plans from Anthem Blue Cross and Blue Shield, CareSource (Common Ground Healthcare), Network Health, Quartz and UnitedHealthcare list Alex Ulitsky 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 Alex Ulitsky affiliated with any hospitals?

According to CMS data, Alex Ulitsky is affiliated with Froedtert South Inc., Ascension All Saints Hospital, Ascension SE Wisconsin Hospital and Aurora Medical Center Kenosha.

When was this NPI record last updated?

The NPPES record for Alex Ulitsky was last updated on February 5, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 9 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.