What is Guy Agostino's specialty?

Guy Agostino (NPI 1992769822) is a Medicare-billing provider whose primary specialty is Internal Medicine in La Grange, IL.

Where does Guy Agostino practice?

Guy Agostino practices in La Grange, IL, based on the location reported in the CMS Medicare provider datasets for NPI 1992769822.

How much does Medicare pay Guy Agostino?

Guy Agostino (NPI 1992769822) received approximately $121K in total Medicare Part B payments, serving 327 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1992769822

Guy AgostinoM.D.

PRACTICEWILLIAM H. GROS, MD,SCSee all providers at this practice →

Internal MedicineLa Grange, ILI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

2,298

Unique beneficiaries

—

Total services

3,085

Distinct HCPCS

Medicare payment

$111K

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

4,707

Beneficiaries

—

Total drug cost

$218K

Distinct drugs

Brand share

16.0%

Top prescribed drugs

Atorvastatin Calcium320 claims

Amlodipine Besylate318 claims

Lisinopril228 claims

Levothyroxine Sodium207 claims

Metformin Hcl188 claims

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 Guy Agostino'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). 26 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Laboratory Corporation Of America Clinical Laboratory · Itasca, IL	182	667
ADVENTIST MIDWEST HEALTH	116	451
ADVENTIST MIDWEST HEALTH	84	357
William Gros Family Practice · La Grange, IL	63	334
Patrick Quirke Cardiology · Hinsdale, IL	33	155
Paul Freier Internal Medicine · Hinsdale, IL	32	108
Vladislav Gorengaut Diagnostic Radiology · La Grange, IL	32	77
OPERCHAL, JUDITH	29	75
George Gibbs Advanced Heart Failure and Transplant Cardiology · Hinsdale, IL	27	140
Francisco Aguilar Clinical Cardiac Electrophysiology · Hinsdale, IL	19	39
James Harazin Family Practice · Chicago, IL	19	80
Gregory Lewis Clinical Cardiac Electrophysiology · Hinsdale, IL	16	65

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