What is Jadwiga Loj's specialty?

Jadwiga Loj (NPI 1649307315) is a Medicare-billing provider whose primary specialty is Internal Medicine in Park Ridge, IL.

Where does Jadwiga Loj practice?

Jadwiga Loj practices in Park Ridge, IL, based on the location reported in the CMS Medicare provider datasets for NPI 1649307315.

How much does Medicare pay Jadwiga Loj?

Jadwiga Loj (NPI 1649307315) received approximately $49K in total Medicare Part B payments, serving 167 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1649307315

Jadwiga LojM. D.

PRACTICEADVOCATE HEALTH AND HOSPITALS CORPORATIONSee all providers at this practice →

Internal MedicinePark Ridge, ILI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

230

Unique beneficiaries

—

Total services

492

Distinct HCPCS

Medicare payment

$48K

Peer benchmark

Total Medicare services vs. 3,790 Internal Medicine providers in IL — below median (cohort median 760).

PRESCRIBING · PART D · 2024

No data available for this provider in 2024.

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

No data available for this provider in 2025.

REFERRAL NETWORK

Where Jadwiga Loj's patients come from & go

Directional shared-patient flow from Medicare claims — who sends patients to this provider (inbound) and where this provider's patients go next (outbound). 18 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
ADVOCATE HEALTH AND HOSPITALS CORPORATION	146	650
Glen Geremia Diagnostic Radiology · Park Ridge, IL	44	191
Nayana Dave Internal Medicine · Park Ridge, IL	36	539
SIEGFRIED, MICHAEL	35	167
LAURENT, ELISA	28	97
Bradley Strimling Diagnostic Radiology · Park Ridge, IL	24	107
KHEDKAR, NANDA	22	93
John Phillips Diagnostic Radiology · Park Ridge, IL	21	104
GNEGY, RICHARD	21	94
David Okrent Diagnostic Radiology · Park Ridge, IL	20	111
Superior Air-Ground Ambulance Service, Inc Ambulance Service Provider · Elmhurst, IL	19	42
Susan Lis Physical Medicine and Rehabilitation · Park Ridge, IL	19	137

Refers patients to

Outbound — where patients go next

No outbound pairs above the suppression threshold.

Source: CMS Physician Shared Patient Patterns (30-day window, Medicare FFS). Direction = a beneficiary seen by the first provider, then the second, within 30 days; a proxy for referral, not a documented referral. Pairs with fewer than 11 shared beneficiaries are suppressed.

CROSS-REFERENCE

Related data on other Healthparse brands

ProviderScore

OIG/SAM exclusion screening, sanctions history

Healthparse Signals

Monitor this provider for changes — dated NPI change events