ALLISON PATRICIA RZEPCZYNSKI MD
NPI 1649708975
Internal Medicine - Gastroenterology in Elmhurst, IL

Active since May 31, 2017PECOS EnrolledAccepts Medicare Assignment
91.35/100
CMS Quality Rating
1200 S YORK ST STE 2000, ELMHURST, IL 60126(331) 221-9003 Get Directions Write a Review

NPPES record last updated: July 26, 2023. Verified against the NPPES registry weekly; last sync: July 26, 2026.

Record update history: Jul 26, 2023, Jun 1, 2023, Jul 21, 2022 and 1 more (4 updates tracked since 2017).

About Allison Patricia Rzepczynski Md NPPES

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

ALLISON PATRICIA RZEPCZYNSKI MD (NPI 1649708975) is an individual gastroenterology provider in Elmhurst, Illinois, licensed in Illinois (036152640) and active in the NPI registry since May 2017. She is enrolled in Medicare PECOS, is affiliated with Elmhurst Memorial Hospital, and maintains a secondary practice location in Chicago.

NPPES Registry Identity

NPI1649708975
Entity TypeIndividualFemale
Primary Taxonomy207RG0100X
Provider Legal NameALLISON PATRICIA RZEPCZYNSKICredential: MD
Location Address1200 S YORK ST STE 2000Elmhurst, IL 60126-5634
Mailing Address4201 Winfield Rd Fl 3Warrenville, IL 60555-4025
Sole ProprietorNo
Medical School CMSLoyola University Of Chicago, Stritch School Of MedicineGraduated 2017
Enumeration DateMay 31, 2017
Last NPPES UpdateJuly 26, 20234 updates tracked since enumeration
NPPES CertifiedJuly 26, 2023
NPI 1649708975 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 IL · 036152640
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 125070546 (IL)
1200 S YORK ST STE 2000, Elmhurst, IL 60126

Secondary Practice Location 1

Location 11650 W Harrison St Ste 466Chicago, IL 60612-3800 · Phone (312) 942-5000

Accepted 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

Allison Patricia Rzepczynski 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 ID2264702273
PECOS Enrollment IDI20230628002255
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.

Areas of Expertise CMS Part B claims 9

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.

Injection, propofol, 10 mg J2704
Propofol is a medication given via injection to help you relax or sleep during surgery or other medical procedures. The 10 mg dosage refers to the amount of medication you'll receive. It's administered by a healthcare professional and monitored closely for safety.
111 services12 patients
New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more 99204
This is a first-time office or outpatient visit lasting between 45-59 minutes. The healthcare provider evaluates your health, discusses your medical history, and may suggest further tests or treatments. It's an opportunity to ask questions and understand your health better.
52 services52 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.
41 services41 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.
40 services38 patients
Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 99233
Follow-up hospital inpatient care per day typically involves a 35-minute check-up by your healthcare provider. This service includes monitoring your health progress, adjusting your treatment plan if needed, and answering any questions you may have about your condition or care.
34 services26 patients
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.
32 services32 patients

Hospital Affiliations CMS Care Compare 2

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

Elmhurst Memorial Hospital

Acute Care Hospitals · Elmhurst, IL
4/5 CMS rating
OwnershipProprietary
CMS Certification Number140200
Location155 East Brush Hill RoadElmhurst, IL 60126 · Du Page County
Emergency services Birthing friendly

Edward Hospital

Acute Care Hospitals · Naperville, IL
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number140231
Location801 South WashingtonNaperville, IL 60540 · Du Page County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60126 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
$137.43 typical visit price
range $59.81 – $181.38
Typical copayment $34.35 (range $14.95 – $45.34)
Most-billed visit code 99204
Established Patient
$105.07 typical visit price
range $19.15 – $147.12
Typical copayment $26.26 (range $4.78 – $36.78)
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.

Medicare Quality Performance CMS QPP · MIPS

Performance in the CMS Quality Payment Program: the MIPS final score across four weighted categories, and the individual quality measures reported to Medicare.

91.35/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored through an Alternative Payment Model
Quality82.71
Promoting Interoperability100
Improvement Activities40

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.

Pediatrics
1200 S YORK ST STE 2000
ELMHURST, IL 60126
Pediatrics
1200 S YORK ST STE 2000
ELMHURST, IL 60126
Podiatrist
1200 S YORK ST STE 2000
ELMHURST, IL 60126
Nurse Practitioner
1200 S YORK ST STE 2000
ELMHURST, IL 60126
Urology
1200 S YORK ST STE 2000
ELMHURST, IL 60126
Nurse Practitioner (Pediatrics)
1200 S YORK ST STE 2000
ELMHURST, IL 60126
Podiatrist
1200 S YORK ST STE 2000
ELMHURST, IL 60126
Pediatrics
1200 S YORK ST STE 2000
ELMHURST, IL 60126

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 Allison Rzepczynski's NPI number?

The NPI number for Allison Rzepczynski is 1649708975. It was assigned to this individual provider in the NPPES registry on May 31, 2017.

Where is Allison Rzepczynski located?

Allison Rzepczynski practices at 1200 S York St Ste 2000, Elmhurst, IL 60126. The listed phone number is (331) 221-9003.

What is Allison Rzepczynski's specialty?

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

Is Allison Rzepczynski enrolled in Medicare?

Yes. Allison Rzepczynski 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 Allison Rzepczynski accept?

Health plans from Ambetter Health, Ambetter Health of Delaware and Ambetter from Home State Health list Allison Rzepczynski 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 Allison Rzepczynski affiliated with any hospitals?

According to CMS data, Allison Rzepczynski is affiliated with Elmhurst Memorial Hospital and Edward Hospital.

When was this NPI record last updated?

The NPPES record for Allison Rzepczynski was last updated on July 26, 2023. NPI Profile syncs with the weekly NPPES data releases published by CMS.