DR. FRED B ROSENBERG M.D.
NPI 1003817180
Internal Medicine - Gastroenterology in Gurnee, IL

Q: What is Fred Rosenberg's NPI number?

The NPI number for Fred Rosenberg is 1003817180. It was assigned to this individual provider in the NPPES registry on August 10, 2005.

Q: What is Fred Rosenberg's specialty?

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

Q: When was this NPI record last updated?

The NPPES record for Fred Rosenberg was last updated on December 28, 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 August 10, 2005PECOS Enrolled

20 TOWER CT, SUITE C, GURNEE, IL 60031(847) 244-2960(847) 244-2986 Get Directions Write a Review

NPPES record last updated: December 28, 2021. Verified against the NPPES registry weekly; last sync: October 18, 2026.

On this page

About Dr. Fred B Rosenberg M.d. NPPES

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

DR. FRED B ROSENBERG M.D. (NPI 1003817180) is an individual gastroenterology provider in Gurnee, Illinois, licensed in Illinois (36-049355) and active in the NPI registry since August 2005. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1003817180

Entity TypeIndividualMale

Primary Taxonomy207RG0100X

Provider Legal NameDR. FRED B ROSENBERGCredential: M.D.

Location Address20 TOWER CT, SUITE CGurnee, IL 60031-5711

Mailing Address20 Tower Ct, Suite CGurnee, IL 60031-5711 · (847) 244-2960 · Fax (847) 244-2986

Phone(847) 244-2960

Fax(847) 244-2986

Sole ProprietorNo

Enumeration DateAugust 10, 2005

Last NPPES UpdateDecember 28, 2021

NPPES CertifiedDecember 28, 2021

✔ NPI 1003817180 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · GastroenterologyAllopathic & Osteopathic Physicians

Taxonomy Code207RG0100X

License✔ Licensed in IL · 36-049355

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, Gurnee, IL 60031

Open in Google Maps ↗

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Oscar Health.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Fred B Rosenberg M.d. 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 Fred Rosenberg reassigns Medicare billing to 2 organizations. Each organization bills Medicare for the services this provider delivers there; the nearest is listed first.

Illinois Gastroenterology Group, LLC

31 mi

Gastroenterology

745 FLETCHER DRIVE
Elgin, IL 60123

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

NPI 1316277817 (847) 888-1300

Regional Gastroenterology Associates Of Lancaster, Ltd.

621 mi

Gastroenterology

2112 HARRISBURG PIKE STE 202
Lancaster, PA 17601

Reassigned Medicare billing, Pennsylvania enrollment
343 clinicians in this Medicare group

NPI 1154422806 (717) 869-4600

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

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.

Other Providers at the Same Location NPPES 13

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

DR. WALTER REID GLAWS D O

Internal Medicine (Gastroenterology)

20 TOWER CT, SUITE C
GURNEE, IL 60031

Lake County (847) 244-2960

JG JOHNSON CHIROPRACTIC OFFICE PC

Chiropractor

20 TOWER CT, SUITE B
GURNEE, IL 60031

Lake County (847) 662-3410

LAKE SHORE GASTROENTEROLGY SC

Internal Medicine (Gastroenterology)

20 TOWER CT, SUITE C
GURNEE, IL 60031

Lake County (847) 244-6320

DR. EVERETT P KIRCH MD

Internal Medicine (Gastroenterology)

20 TOWER CT, SUITE C
GURNEE, IL 60031

Lake County (847) 244-2960

DR. KEVIN LIEBOVICH MD

Internal Medicine (Gastroenterology)

20 TOWER CT, SUITE C
GURNEE, IL 60031

Lake County (847) 244-2960

RASHMIKANT S.PATEL M.D.S.C.

Clinic/Center (Primary Care)

20 TOWER CT, SUITE D
GURNEE, IL 60031

Lake County (847) 336-6550

DOR HEART & VASCULAR, PC

Internal Medicine (Cardiovascular Disease)

20 TOWER CT, SUITE F
GURNEE, IL 60031

Lake County (847) 662-9420

SCHEER SURGICAL SC

Surgery (Trauma Surgery)

20 TOWER CT, SUITE A
GURNEE, IL 60031

Lake County (847) 244-3525

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 Fred Rosenberg's NPI number?

The NPI number for Fred Rosenberg is 1003817180. It was assigned to this individual provider in the NPPES registry on August 10, 2005.

Where is Fred Rosenberg located?

Fred Rosenberg practices at 20 Tower Ct Suite C, Gurnee, IL 60031. The listed phone number is (847) 244-2960.

What is Fred Rosenberg's specialty?

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

Is Fred Rosenberg enrolled in Medicare?

Yes. Fred Rosenberg is registered in the Medicare PECOS enrollment system.

Which organizations bill Medicare for Fred Rosenberg's services?

According to the CMS Revalidation Reassignment List (October 2026 release), Fred Rosenberg reassigns Medicare benefits to 2 organizations: Illinois Gastroenterology Group, LLC (Elgin, IL) and Regional Gastroenterology Associates Of Lancaster, Ltd. (Lancaster, PA). 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 Fred Rosenberg's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does Fred Rosenberg accept?

Health plans from Oscar Health list Fred Rosenberg 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.

When was this NPI record last updated?

The NPPES record for Fred Rosenberg was last updated on December 28, 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.