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JENNIFER A SPANIER-STIASNY DO
NPI 1235341587
Internal Medicine - Gastroenterology in Gurnee, IL

Active since May 07, 2007PECOS EnrolledAccepts Medicare Assignment
85.09/100
CMS Quality Rating
20 TOWER CT STE C, GURNEE, IL 60031(847) 244-2960 Get Directions Write a Review

NPPES record last updated: December 27, 2021. Verified against the NPPES registry weekly; last sync: August 02, 2026.

Record update history: Dec 27, 2021, Mar 29, 2021, Mar 20, 2020 (3 updates tracked since 2020).

About Jennifer A Spanier-stiasny Do NPPES

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

JENNIFER A SPANIER-STIASNY DO (NPI 1235341587) is an individual gastroenterology provider in Gurnee, Illinois, licensed in Illinois (036.132905) and active in the NPI registry since May 2007. She is enrolled in Medicare PECOS, is affiliated with Northshore University Healthsystem - Evanston Hospital, and is a graduate of Other (2006).

NPPES Registry Identity

NPI1235341587
Entity TypeIndividualFemale
Primary Taxonomy207RG0100X
Provider Legal NameJENNIFER A SPANIER-STIASNYCredential: DO
Location Address20 TOWER CT STE CGurnee, IL 60031-5711
Mailing Address20 Tower Ct Ste CGurnee, IL 60031-5711 · (847) 244-2960 · Fax (847) 244-2986
Phone(847) 244-2960
Sole ProprietorNo
Medical School CMSOtherGraduated 2006
Enumeration DateMay 7, 2007
Last NPPES UpdateDecember 27, 20213 updates tracked since enumeration
NPPES CertifiedDecember 27, 2021
✔ NPI 1235341587 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians
Taxonomy Code207RG0100X
Licenses✔ Licensed in IL · 036.132905✔ Licensed in IN · 02003998A
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.
20 TOWER CT STE C, Gurnee, IL 60031
Open in Google Maps ↗

Other Identifiers 1

Medicaid201068390IN

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

Jennifer A Spanier-stiasny 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 ID840449740
PECOS Enrollment IDI20130923000415
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 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.

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.
262 services167 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.
86 services84 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.
80 services80 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.
70 services70 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.
58 services58 patients
Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 99222
Initial hospital inpatient care is a service where a healthcare provider spends about 50 minutes per day overseeing your care while you're admitted in the hospital. This includes reviewing your health status, planning your treatment, and ensuring your safety and comfort.
39 services39 patients

Hospital Affiliations CMS Care Compare 4

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

Northshore University Healthsystem - Evanston Hospital

Acute Care Hospitals · Evanston, IL
5/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number140010
Location2650 Ridge AveEvanston, IL 60201 · Cook County
Emergency services Birthing friendly

Vista Medical Center East

Acute Care Hospitals · Waukegan, IL
2/5 CMS rating
OwnershipProprietary
CMS Certification Number140084
Location1324 North Sheridan RoadWaukegan, IL 60085 · Lake County
Emergency services Birthing friendly

Northwestern Lake Forest Hospital

Acute Care Hospitals · Lake Forest, IL
5/5 CMS rating
OwnershipVoluntary non-profit - Other
CMS Certification Number140130
Location1000 N Westmoreland RoadLake Forest, IL 60045 · Lake County
Emergency services Birthing friendly

Advocate Condell Medical Center

Acute Care Hospitals · Libertyville, IL
4/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number140202
Location801 S Milwaukee AveLibertyville, IL 60048 · Lake County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60031 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.

85.09/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality73.16
Promoting Interoperability99
Improvement Activities40
Cost77.98

Other Providers at the Same Location NPPES 4

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

VIOLETTA MARKARYAN NP
Nurse Practitioner
20 TOWER CT STE C
GURNEE, IL 60031
Lake County (847) 244-2960
AMIT DEEP KALRA M.D.
Internal Medicine (Gastroenterology)
20 TOWER CT STE C
GURNEE, IL 60031
Lake County (847) 244-2960
RYMA G SANTIAGO NP
Nurse Practitioner
20 TOWER CT STE C
GURNEE, IL 60031
Lake County (847) 244-2960
JEAN ALCASID YAO NP
Nurse Practitioner
20 TOWER CT STE C
GURNEE, IL 60031
Lake County (847) 244-2960

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 Jennifer Spanier-stiasny's NPI number?

The NPI number for Jennifer Spanier-stiasny is 1235341587. It was assigned to this individual provider in the NPPES registry on May 7, 2007.

Where is Jennifer Spanier-stiasny located?

Jennifer Spanier-stiasny practices at 20 Tower Ct Ste C, Gurnee, IL 60031. The listed phone number is (847) 244-2960.

What is Jennifer Spanier-stiasny's specialty?

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

Is Jennifer Spanier-stiasny enrolled in Medicare?

Yes. Jennifer Spanier-stiasny 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.

Is Jennifer Spanier-stiasny affiliated with any hospitals?

According to CMS data, Jennifer Spanier-stiasny is affiliated with Northshore University Healthsystem - Evanston Hospital, Vista Medical Center East, Northwestern Lake Forest Hospital and Advocate Condell Medical Center.

When was this NPI record last updated?

The NPPES record for Jennifer Spanier-stiasny was last updated on December 27, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 4 years 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.