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DR. GEORGE PITSILOS M.D.
NPI 1487660148
Internal Medicine in Elk Grove Village, IL

Active since August 01, 2006PECOS EnrolledAccepts Medicare Assignment
1502 ELMHURST RD, ELK GROVE VILLAGE, IL 60007(847) 228-0515(847) 228-8371 Get Directions Write a Review

NPPES record last updated: February 20, 2023. Verified against the NPPES registry weekly; last sync: October 25, 2026.

About Dr. George Pitsilos M.d. NPPES

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

DR. GEORGE PITSILOS M.D. (NPI 1487660148) is an individual internal medicine provider in Elk Grove Village, Illinois, licensed in Illinois (036113742) and active in the NPI registry since August 2006. He is enrolled in Medicare PECOS, maintains a secondary practice location in Bolingbrook, and is a graduate of Other (2002).

NPPES Registry Identity

NPI1487660148
Entity TypeIndividualMale
Primary Taxonomy207R00000X
Provider Legal NameDR. GEORGE PITSILOSCredential: M.D.
Location Address1502 ELMHURST RDElk Grove Village, IL 60007-6421
Mailing Address29373 Network PlChicago, IL 60673-1293 · (847) 390-5900
Phone(847) 228-0515
Fax(847) 228-8371
Sole ProprietorYes
Medical School CMSOtherGraduated 2002
Enumeration DateAugust 1, 2006
Last NPPES UpdateFebruary 20, 2023
NPPES CertifiedFebruary 20, 2023
✔ NPI 1487660148 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 · 036113742
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.
1502 ELMHURST RD, Elk Grove Village, IL 60007
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Secondary Practice Location 1

Location 1550 E Boughton Rd Ste 140Bolingbrook, IL 60440-2192 · Phone (630) 972-0733 · Fax (630) 972-0749

Accepted Insurance

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

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

Dr. George Pitsilos M.d. 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 ID2466460704
PECOS Enrollment IDI20060329000304
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

2

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

Lutheran General Hospital
5.3 mi
Cardiovascular Disease
1775 DEMPSTER ST
Park Ridge, IL 60068
  • Reassigned Medicare billing, Illinois enrollment
  • Medicare enrollment name: Advocate Health And Hospitals Corporation
  • 4,870 clinicians in this Medicare group
NPI 1801809306 (847) 723-2210
Premier Medical Care, Ltd
22 mi
Internal Medicine
550 E BOUGHTON RD, # 140
Bolingbrook, IL 60440
  • Reassigned Medicare billing, Illinois enrollment
  • 3 clinicians in this Medicare group
NPI 1033386586 (630) 972-0733

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 60007 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
$138.86 typical visit price
range $60.08 – $183.39
Typical copayment $34.71 (range $15.02 – $45.84)
Most-billed visit code 99204
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.

Other Providers at the Same Location NPPES 2

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

DR. RAMON MERCADO CASTILLO M.D.
Preventive Medicine (Occupational Medicine)
1502 ELMHURST RD
ELK GROVE VILLAGE, IL 60007
Cook County (847) 228-0515
AMISHA M BAKER PA-C
Physician Assistant
1502 ELMHURST RD
ELK GROVE VILLAGE, IL 60007
Cook County (847) 228-0515

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 George Pitsilos's NPI number?

The NPI number for George Pitsilos is 1487660148. It was assigned to this individual provider in the NPPES registry on August 1, 2006.

Where is George Pitsilos located?

George Pitsilos practices at 1502 Elmhurst Rd, Elk Grove Village, IL 60007. The listed phone number is (847) 228-0515.

What is George Pitsilos's specialty?

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

Is George Pitsilos enrolled in Medicare?

Yes. George Pitsilos 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 organizations bill Medicare for George Pitsilos's services?

According to the CMS Revalidation Reassignment List (October 2026 release), George Pitsilos reassigns Medicare benefits to 2 organizations: Lutheran General Hospital (Park Ridge, IL) and Premier Medical Care, Ltd (Bolingbrook, 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 George Pitsilos's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.

What insurance does George Pitsilos accept?

Health plans from Ambetter Health and Ambetter Health of Delaware list George Pitsilos 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 George Pitsilos was last updated on February 20, 2023. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 3 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.