What is Amer Kassar's specialty?

Amer Kassar (NPI 1932208063) is a Medicare-billing provider whose primary specialty is Internal Medicine in Dekalb, IL.

Where does Amer Kassar practice?

Amer Kassar practices in Dekalb, IL, based on the location reported in the CMS Medicare provider datasets for NPI 1932208063.

How much does Medicare pay Amer Kassar?

Amer Kassar (NPI 1932208063) received approximately $337K in total Medicare Part B payments, serving 1,174 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1932208063

Amer KassarMD

PRACTICEG N ENDOCRINOLOGY LTDSee all providers at this practice →

Internal MedicineDekalb, ILI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

3,020

Unique beneficiaries

—

Total services

5,068

Distinct HCPCS

Medicare payment

$334K

Peer benchmark

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

PRESCRIBING · PART D · 2024

Total Rx claims

8,735

Beneficiaries

—

Total drug cost

$3.8M

Distinct drugs

Brand share

57.1%

Top prescribed drugs

Levothyroxine Sodium1,417 claims

Semaglutide975 claims

Levothyroxine Sodium644 claims

Liothyronine Sodium501 claims

Metformin Hcl426 claims

QUALITY · MIPS · 2024

Final MIPS score

84.9

Quality

94.1

Cost

57.7

Improvement activities

40.0

Promoting interop.

0.0

Payment adjustment

0.42%

Individual

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$6K

Payment records

273

By payment type

Food and Beverage$6K

Top paying entities

Food and Beverage$6K

REFERRAL NETWORK

Where Amer Kassar'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). 30 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
MUNSTER MEDICAL RESEARCH FOUNDATION INC	199	1,210
Shawn Kenney Diagnostic Radiology · Munster, IN	44	109
John Gustaitis Diagnostic Radiology · Munster, IN	38	86
Devang Doshi Diagnostic Radiology · Munster, IN	22	45
JEHA, MIKHAIL	20	50
Yiqing Chi Pathology · Munster, IN	20	48
Thomas Shin Diagnostic Radiology · Lisle, IL	19	42
Krishnakant Raiker Cardiology · Munster, IN	19	52
Feng Zhang Diagnostic Radiology · Munster, IN	18	35
Michael Hutchinson Diagnostic Radiology · Aurora, IL	18	35
Edward Bok Diagnostic Radiology · Saint Louis, MO	17	53
Mohamad Kassar Hematology-Oncology · Dyer, IN	17	194

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