MRS. JOLYN MARIE KOWALLIS APN,NP-C
NPI 1194042283
Nurse Practitioner in Hoffman Estates, IL

Q: What is Jolyn Kowallis's NPI number?

The NPI number for Jolyn Kowallis is 1194042283. It was assigned to this individual provider in the NPPES registry on April 28, 2010. The provider is also known as Mrs. Jolyn Marie Berg Apn,np-C.

Q: What is Jolyn Kowallis's specialty?

The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.

Q: When was this NPI record last updated?

The NPPES record for Jolyn Kowallis was last updated on April 5, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.

Active since April 28, 2010PECOS Enrolled

1555 BARRINGTON RD, DOCTORS BUILDING #3-SUITE 1200, HOFFMAN ESTATES, IL 60169(847) 885-4100(847) 885-4199 Get Directions Write a Review

NPPES record last updated: April 5, 2021. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Apr 5, 2021, Mar 31, 2016 (2 updates tracked since 2016).

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About Mrs. Jolyn Marie Kowallis Apn,np-c NPPES

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

MRS. JOLYN MARIE KOWALLIS APN,NP-C (NPI 1194042283) is an individual nurse practitioner in Hoffman Estates, Illinois, licensed in Illinois (209008090) and active in the NPI registry since April 2010. She is enrolled in Medicare PECOS and maintains a secondary practice location in Elk Grove Village.

NPPES Registry Identity

NPI1194042283

Entity TypeIndividualFemale

Primary Taxonomy363L00000X

Provider Legal NameMRS. JOLYN MARIE KOWALLISCredential: APN,NP-C

Location Address1555 BARRINGTON RD, DOCTORS BUILDING #3-SUITE 1200Hoffman Estates, IL 60169-1019

Mailing Address1555 Barrington Rd, Doctors Building #3-suite 1200Hoffman Estates, IL 60169-1019 · (847) 885-4100 · Fax (847) 885-4199

Phone(847) 885-4100

Fax(847) 885-4199

Sole ProprietorYes

Enumeration DateApril 28, 2010

Last NPPES UpdateApril 5, 20212 updates tracked since enumeration

NPPES CertifiedApril 5, 2021

✔ NPI 1194042283 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyNurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers

Taxonomy Code363L00000X

License✔ Licensed in IL · 209008090

Definition

(1) A registered nurse provider with a graduate degree in nursing prepared for advanced practice involving independent and interdependent decision making and direct accountability for clinical judgment across the health care continuum or in a certified specialty. (2) A registered nurse who has completed additional training beyond basic nursing education and who provides primary health care services in accordance with state nurse practice laws or statutes. Tasks performed by nurse practitioners vary with practice requirements mandated by geographic, political, economic, and social factors. Nurse practitioner specialists include, but are not limited to, family nurse practitioners, gerontological nurse practitioners, pediatric nurse practitioners, obstetric-gynecologic nurse practitioners, and school nurse practitioners.

1555 BARRINGTON RD, Hoffman Estates, IL 60169

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Other Names 1

Former Name (1)Mrs. Jolyn Marie Berg Apn,np-c

Secondary Practice Location 1

Location 1800 Biesterfield Rd Ste 510Elk Grove Village, IL 60007-3367 · Phone (847) 981-3660

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Mrs. Jolyn Marie Kowallis Apn,np-c 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.

Medicare Billing Reassignments

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

Endeavor Health Medical Group

23 mi

Allergy & Immunology

1000 CENTRAL ST
Evanston, IL 60201

Reassigned Medicare billing, Illinois enrollment
4,841 clinicians in this Medicare group

NPI 1497701882 (847) 570-5235

Paragon Clinical LLC

24 mi

Nurse Practitioner

1333 BURR RIDGE PKWY STE 200
Burr Ridge, IL 60527

Reassigned Medicare billing, Illinois enrollment
183 clinicians in this Medicare group

NPI 1114139946 (630) 832-1775

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 3

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.

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.

54 services36 patients

Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 99232

Follow-up hospital inpatient care involves daily check-ups while you're admitted in the hospital. Typically, a healthcare provider spends about 25 minutes each day reviewing your condition, adjusting treatment if needed, and answering any questions you might have.

41 services30 patients

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.

11 services11 patients

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60169 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

$94.06 typical visit price

range $60.08 – $183.39

Typical copayment $23.51 (range $15.02 – $45.84)

Most-billed visit code 99203

Established Patient

$105.70 typical visit price

range $18.97 – $148.12

Typical copayment $26.42 (range $4.74 – $37.03)

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.

Referred Medical Equipment & Supplies CMS DME claims 7

Durable medical equipment, devices and supplies this provider ordered from DME suppliers for patients, from Medicare fee-for-service claims.

Portable gaseous oxygen system, rental; includes portable container, regulator, flowmeter, humidifier, cannula or mask, and tubing E0431

DME-Oxygen and Supplies · category DC000N

1 supplier60 claims60 services$14.65 avg. paid by Medicare

Nebulizer, with compressor E0570

DME-Other DME · category DE000N

2 suppliers28 claims28 services$3.55 avg. paid by Medicare

Oxygen concentrator, single delivery port, capable of delivering 85 percent or greater oxygen concentration at the prescribed flow rate E1390

DME-Oxygen and Supplies · category DC002N

5 suppliers127 claims127 services$63.96 avg. paid by Medicare

Portable oxygen concentrator, rental E1392

DME-Oxygen and Supplies · category DC002N

5 suppliers81 claims81 services$31.42 avg. paid by Medicare

Albuterol, inhalation solution, fda-approved final product, non-compounded, administered through dme, unit dose, 1 mg J7613

DME-Drugs Administered Through DME · category DG006N

3 suppliers11 claims2,775 services$0.03 avg. paid by Medicare

Albuterol, up to 2.5 mg and ipratropium bromide, up to 0.5 mg, fda-approved final product, non-compounded, administered through dme J7620

DME-Drugs Administered Through DME · category DG006N

11 suppliers17 claims2,129 services$0.10 avg. paid by Medicare

Dollar amounts are the average Medicare paid the supplier per service. They are not the cost to the patient.

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.

A.R. ZAND, M.D., S.C.

Pediatrics

1555 BARRINGTON RD, SUITE 320
HOFFMAN ESTATES, IL 60169

Cook County (847) 882-2600

JANE M. VODVARKA CRNA

Nurse Anesthetist, Certified Registered

1555 BARRINGTON RD
HOFFMAN ESTATES, IL 60169

Cook County (847) 490-2923

SHANTHI ARIBINDI M.D.

Anesthesiology

1555 BARRINGTON RD
HOFFMAN ESTATES, IL 60169

Cook County (847) 490-2923

SONAL N. PATEL M.D.

Anesthesiology

1555 BARRINGTON RD
HOFFMAN ESTATES, IL 60169

Cook County (847) 490-2923

EDWARD L. SCHULTE D.O

Anesthesiology

1555 BARRINGTON RD
HOFFMAN ESTATES, IL 60169

Cook County (847) 490-2923

LEAH NICOLE TREFFEISEN DO

Obstetrics & Gynecology

1555 BARRINGTON RD, OBSTETRICS AND GYNECOLOGY RESIDENCY PROGRAM
HOFFMAN ESTATES, IL 60169

Cook County (224) 299-6939

ALEXANDER FOROWYCZ M.D.

Anesthesiology

1555 BARRINGTON RD
HOFFMAN ESTATES, IL 60169

Cook County (847) 490-2923

NORTHWEST HEALTH CARE ASSOCIATES

Internal Medicine

1555 BARRINGTON RD, SUITE 2300A
HOFFMAN ESTATES, IL 60169

Cook County (847) 843-7030

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 Jolyn Kowallis's NPI number?

The NPI number for Jolyn Kowallis is 1194042283. It was assigned to this individual provider in the NPPES registry on April 28, 2010. The provider is also known as Mrs. Jolyn Marie Berg Apn,np-C.

Where is Jolyn Kowallis located?

Jolyn Kowallis practices at 1555 Barrington Rd Doctors Building #3-Suite 1200, Hoffman Estates, IL 60169. The listed phone number is (847) 885-4100.

What is Jolyn Kowallis's specialty?

The primary specialty registered for this NPI is Nurse Practitioner with taxonomy code 363L00000X.

Is Jolyn Kowallis enrolled in Medicare?

Yes. Jolyn Kowallis is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Jolyn Kowallis's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Jolyn Kowallis reassigns Medicare benefits to 2 organizations: Endeavor Health Medical Group (Evanston, IL) and Paragon Clinical LLC (Burr Ridge, IL). 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 Jolyn Kowallis's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

When was this NPI record last updated?

The NPPES record for Jolyn Kowallis was last updated on April 5, 2021. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 5 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.