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ERIK JOHNSON SIMON MD
NPI 1093106700
Internal Medicine - Cardiovascular Disease in New Lenox, IL

Active since February 17, 2015PECOS EnrolledAccepts Medicare Assignment
1890 SILVER CROSS BLVD STE 240, NEW LENOX, IL 60451(815) 485-4458(815) 485-4463 Get Directions Write a Review

NPPES record last updated: August 28, 2026. Verified against the NPPES registry weekly; last sync: October 25, 2026.

Record update history: Aug 28, 2026, Feb 14, 2020, Mar 20, 2018 (3 updates tracked since 2018).

About Erik Johnson Simon Md NPPES

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

ERIK JOHNSON SIMON MD (NPI 1093106700) is an individual cardiovascular disease provider in New Lenox, Illinois, licensed in Illinois (036-155187) and active in the NPI registry since February 2015. He is enrolled in Medicare PECOS, is affiliated with Northwestern Memorial Hospital, and maintains a secondary practice location in Chicago.

NPPES Registry Identity

NPI1093106700
Entity TypeIndividualMale
Primary Taxonomy207RC0000X
Provider Legal NameERIK JOHNSON SIMONCredential: MD
Location Address1890 SILVER CROSS BLVD STE 240New Lenox, IL 60451-9528
Mailing AddressPob 7132960Chicago, IL 60677-1260 · (630) 469-9200
Phone(815) 485-4458
Fax(815) 485-4463
Sole ProprietorNo
Medical School CMSNorthwestern University Feinberg Medical SchoolGraduated 2018
Enumeration DateFebruary 17, 2015
Last NPPES UpdateAugust 28, 20263 updates tracked since enumeration
NPPES CertifiedAugust 28, 2026
✔ NPI 1093106700 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses 2

★ Primary SpecialtyInternal Medicine · Cardiovascular DiseaseAllopathic & Osteopathic Physicians
Taxonomy Code207RC0000X
License✔ Licensed in IL · 036-155187
Definition
An internist who specializes in diseases of the heart and blood vessels and manages complex cardiac conditions such as heart attacks and life-threatening, abnormal heartbeat rhythms.
Also ListedStudent in an Organized Health Care Education/Training ProgramTaxonomy 390200000X
1890 SILVER CROSS BLVD STE 240, New Lenox, IL 60451
Open in Google Maps ↗

Secondary Practice Location 1

Location 11801 W Taylor St Ste 3CChicago, IL 60612-4795 · Phone (312) 355-1700 · Fax (312) 355-3093

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

Erik Johnson Simon 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 ID7315295995
PECOS Enrollment IDI20260818003029
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 Reassignment

Medicare enrollment records show Erik Simon reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.

Dupage Medical Group Ltd
20 mi
Multi-Specialty
1100 W 31ST ST, STE 300
Downers Grove, IL 60515
  • Reassigned Medicare billing, Illinois enrollment
  • 1,061 clinicians in this Medicare group
NPI 1801833983 (630) 469-9200

Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.

Hospital Affiliations CMS Care Compare

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

Northwestern Memorial Hospital

Acute Care Hospitals · Chicago, IL
5/5 CMS rating
OwnershipVoluntary non-profit - Private
CMS Certification Number140281
Location251 E Huron StChicago, IL 60611 · Cook County
Emergency services Birthing friendly

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60451 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
$74.38 typical visit price
range $19.15 – $147.12
Typical copayment $18.59 (range $4.78 – $36.78)
Most-billed visit code 99213
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 18

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

DR. ARISTIDES DELAHERA M.D.
Internal Medicine (Cardiovascular Disease)
1890 SILVER CROSS BLVD STE 240
NEW LENOX, IL 60451
Will County (815) 740-1900
DR. JONG-YOON YI M.D.
Internal Medicine (Cardiovascular Disease)
1890 SILVER CROSS BLVD STE 240
NEW LENOX, IL 60451
Will County (815) 740-1900
DR. COLIN W. SUMIDA M.D.
Internal Medicine (Cardiovascular Disease)
1890 SILVER CROSS BLVD STE 240
NEW LENOX, IL 60451
Will County (815) 740-1900
DR. HAZEM ALHAWASLI M.D.
Internal Medicine (Interventional Cardiology)
1890 SILVER CROSS BLVD STE 240
NEW LENOX, IL 60451
Will County (815) 740-1900
DR. ROBERT ELGAR D.O.
Internal Medicine (Cardiovascular Disease)
1890 SILVER CROSS BLVD STE 240
NEW LENOX, IL 60451
Will County (815) 740-1900
MRS. LINDSAY THORGESEN APN, FNP-BC
Nurse Practitioner (Family)
1890 SILVER CROSS BLVD STE 240
NEW LENOX, IL 60451
Will County (815) 740-1900
SHELLIE NICOLE WELCH NP
Nurse Practitioner
1890 SILVER CROSS BLVD STE 240
NEW LENOX, IL 60451
Will County (815) 485-4469
MAZEN HADID M.D
Internal Medicine (Interventional Cardiology)
1890 SILVER CROSS BLVD STE 240
NEW LENOX, IL 60451
Will County (815) 485-4469

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 Erik Simon's NPI number?

The NPI number for Erik Simon is 1093106700. It was assigned to this individual provider in the NPPES registry on February 17, 2015.

Where is Erik Simon located?

Erik Simon practices at 1890 Silver Cross Blvd Ste 240, New Lenox, IL 60451. The listed phone number is (815) 485-4458.

What is Erik Simon's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Cardiovascular Disease, with taxonomy code 207RC0000X.

Is Erik Simon enrolled in Medicare?

Yes. Erik Simon 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 organization bills Medicare for Erik Simon's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Erik Simon reassigns Medicare benefits to Dupage Medical Group Ltd (Downers Grove, IL). The 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 Erik Simon's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

Is Erik Simon affiliated with any hospitals?

According to CMS data, Erik Simon is affiliated with Northwestern Memorial Hospital.

When was this NPI record last updated?

The NPPES record for Erik Simon was last updated on August 28, 2026. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 2 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.