STEVEN C HARNACK MD
NPI 1982622387
Internal Medicine in Aurora, IL

Q: What is Steven Harnack's NPI number?

The NPI number for Steven Harnack is 1982622387. It was assigned to this individual provider in the NPPES registry on July 17, 2006.

Q: What is Steven Harnack's specialty?

The primary specialty registered for this NPI is Internal Medicine with taxonomy code 207R00000X.

Q: When was this NPI record last updated?

The NPPES record for Steven Harnack was last updated on November 23, 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.

Active since July 17, 2006PECOS Enrolled

2285 SEQUOIA DR, AURORA, IL 60506(630) 859-6700 Get Directions Write a Review

NPPES record last updated: November 23, 2021. Verified against the NPPES registry weekly; last sync: August 09, 2026.

Record update history: Nov 23, 2021, Jul 14, 2016 (2 updates tracked since 2016).

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About Steven C Harnack Md NPPES

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

STEVEN C HARNACK MD (NPI 1982622387) is an individual internal medicine provider in Aurora, Illinois, licensed in Illinois (036-078536) and active in the NPI registry since July 2006. He is enrolled in Medicare PECOS and is a graduate of University Of Illinois College Of Med (chi/peor/rock/chm-urb) (1990).

NPPES Registry Identity

NPI1982622387

Entity TypeIndividualMale

Primary Taxonomy207R00000X

Provider Legal NameSTEVEN C HARNACKCredential: MD

Location Address2285 SEQUOIA DRAurora, IL 60506-6209

Mailing Address2357 Sequoia DrAurora, IL 60506-6222 · (630) 859-6800

Phone(630) 859-6700

Sole ProprietorNo

Medical School CMSUniversity Of Illinois College Of Med (chi/peor/rock/chm-urb)Graduated 1990

Enumeration DateJuly 17, 2006

Last NPPES UpdateNovember 23, 20212 updates tracked since enumeration

NPPES CertifiedNovember 23, 2021

✔ NPI 1982622387 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal MedicineAllopathic & Osteopathic Physicians

Taxonomy Code207R00000X

License✔ Licensed in IL · 036-078536

Definition

A physician who provides long-term, comprehensive care in the office and the hospital, managing both common and complex illness of adolescents, adults and the elderly. Internists are trained in the diagnosis and treatment of cancer, infections and diseases affecting the heart, blood, kidneys, joints and digestive, respiratory and vascular systems. They are also trained in the essentials of primary care internal medicine, which incorporates an understanding of disease prevention, wellness, substance abuse, mental health and effective treatment of common problems of the eyes, ears, skin, nervous system and reproductive organs.

2285 SEQUOIA DR, Aurora, IL 60506

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Other Identifiers 1

Medicaid036078536IL

Medicare Participation & PECOS CMS

Medicare enrollment, assignment, and ordering and referring status from the CMS PECOS system.

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Steven C Harnack Md is registered in the CMS Provider Enrollment, Chain and Ownership System (PECOS).

PECOS PAC ID5890819221

PECOS Enrollment IDI20251122000269

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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 60506 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.

Referred Medical Equipment & Supplies CMS DME claims 4

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

Blood glucose test or reagent strips for home blood glucose monitor, per 50 strips A4253

DME-Other DME · category DE017N

11 suppliers21 claims64 services$5.79 avg. paid by Medicare

Lancets, per box of 100 A4259

DME-Medical/Surgical Supplies · category DA000N

9 suppliers17 claims22 services$1.01 avg. paid by Medicare

Ostomy skin barrier, with flange (solid, flexible, or accordion), extended wear, with built-in convexity, 4 x 4 inches or smaller, each A4407

DME-Orthotic Devices · category DF010N

2 suppliers12 claims120 services$8.44 avg. paid by Medicare

Power wheelchair, group 2 standard, captains chair, patient weight capacity up to and including 300 pounds K0823

DME-Wheelchairs · category DD009N

1 supplier11 claims11 services$137.06 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.

SAMUEL JAMES LIGON LCSW

Social Worker (Clinical)