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DR. GUILLERMO RODRIGUEZ JR. MD
NPI 1861440661
Internal Medicine - Medical Oncology in Belleville, IL

Active since May 04, 2006PECOS Enrolled
92.39/100
CMS Quality Rating
4500 MEMORIAL DR, DIV MEDICAL ONCOLOGY, BELLEVILLE, IL 62226(800) 647-2098(314) 362-3192 Get Directions Write a Review

NPPES record last updated: April 21, 2025. Verified against the NPPES registry weekly; last sync: August 16, 2026.

Record update history: Nov 15, 2021, Jun 13, 2019 (2 updates tracked since 2019).

About Dr. Guillermo Rodriguez Jr. Md NPPES

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

DR. GUILLERMO RODRIGUEZ JR. MD (NPI 1861440661) is an individual medical oncology provider in Belleville, Illinois, licensed in Illinois (036070727) and active in the NPI registry since May 2006. He is enrolled in Medicare PECOS.

NPPES Registry Identity

NPI1861440661
Entity TypeIndividualMale
Primary Taxonomy207RX0202X
Provider Legal NameDR. GUILLERMO RODRIGUEZ JR.Credential: MD
Location Address4500 MEMORIAL DR, DIV MEDICAL ONCOLOGYBelleville, IL 62226-5360
Mailing AddressPo Box 7412011Chicago, IL 60674-2011 · (800) 647-2098 · Fax (314) 362-3192
Phone(800) 647-2098
Fax(314) 362-3192
Sole ProprietorNo
Enumeration DateMay 4, 2006
Last NPPES UpdateApril 21, 20252 updates tracked since enumeration
✔ NPI 1861440661 is a valid, active identifier and passes the ISO check-digit test.

Specialties & Licenses

★ Primary SpecialtyInternal Medicine · Medical OncologyAllopathic & Osteopathic Physicians
Taxonomy Code207RX0202X
License✔ Licensed in IL · 036070727
Definition
An internist who specializes in the diagnosis and treatment of all types of cancer and other benign and malignant tumors. This specialist decides on and administers therapy for these malignancies as well as consults with surgeons and radiotherapists on other treatments for cancer.
4500 MEMORIAL DR, Belleville, IL 62226
Open in Google Maps ↗

Other Identifiers 1

Medicaid200058088MO

Accepted Insurance

The full list of accepted plans is on the Insurance tab. Issuers include Cox HealthPlans.Insurance ›

Medicare Participation & PECOS CMS

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

Medicare Enrollment Status

✔

Enrolled in Medicare (PECOS)

Dr. Guillermo Rodriguez Jr. Md 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.

Physician Visit Costs CMS claims · ZIP area

Typical Medicare office-visit costs in the 62226 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
$173.35 typical visit price
range $56.28 – $173.35
Typical copayment $43.33 (range $14.07 – $43.33)
Most-billed visit code 99205
Established Patient
$99.71 typical visit price
range $17.51 – $139.99
Typical copayment $24.92 (range $4.37 – $34.99)
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.

92.39/100
MIPS Final ScoreMerit-based Incentive Payment System · CMS Quality Payment Program
Scored as part of a group practice
Quality97.81
Promoting Interoperability100
Improvement Activities40
Cost70.26

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.

CEP AMERICA - ILLINOIS SNF, LLP
Internal Medicine (Infectious Disease)
4500 MEMORIAL DR
BELLEVILLE, IL 62226
St. Clair County (618) 233-7750
MS. LAUREN NICOLE MARSHALL FNP
Nurse Practitioner
4500 MEMORIAL DR
BELLEVILLE, IL 62226
St. Clair County (618) 257-5455
MR. LITO T RUFIN NP
Nurse Practitioner
4500 MEMORIAL DR
BELLEVILLE, IL 62226
St. Clair County (618) 257-6220
KIM C WRIGLEY P.A.
Physician Assistant
4500 MEMORIAL DR
BELLEVILLE, IL 62226
St. Clair County (618) 257-6220
BRIAN BENDEL
Nurse Anesthetist, Certified Registered
4500 MEMORIAL DR
BELLEVILLE, IL 62226
St. Clair County (561) 623-2008
DR. PAUL D SANDER MD
Pain Medicine (Pain Medicine)
4500 MEMORIAL DR, ANESTHESIA DEPT
BELLEVILLE, IL 62226
St. Clair County (618) 257-4076
DR. NEIL MCCLYMONT D.O.
Emergency Medicine
4500 MEMORIAL DR, MEMORIAL HOSPITAL - ER
BELLEVILLE, IL 62226
St. Clair County (618) 233-7750
DR. VIBHU DHAWAN MD
Internal Medicine
4500 MEMORIAL DR
BELLEVILLE, IL 62226
St. Clair County (618) 257-6220

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 Guillermo Rodriguez's NPI number?

The NPI number for Guillermo Rodriguez is 1861440661. It was assigned to this individual provider in the NPPES registry on May 4, 2006.

Where is Guillermo Rodriguez located?

Guillermo Rodriguez practices at 4500 Memorial Dr Div Medical Oncology, Belleville, IL 62226. The listed phone number is (800) 647-2098.

What is Guillermo Rodriguez's specialty?

The primary specialty registered for this NPI is Internal Medicine, specializing in Medical Oncology, with taxonomy code 207RX0202X.

Is Guillermo Rodriguez enrolled in Medicare?

Yes. Guillermo Rodriguez is registered in the Medicare PECOS enrollment system.

What insurance does Guillermo Rodriguez accept?

Health plans from Cox HealthPlans list Guillermo Rodriguez 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 Guillermo Rodriguez was last updated on April 21, 2025. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 15 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.