What is Nicholas Rizzo's specialty?

Nicholas Rizzo (NPI 1669447272) is a Medicare-billing provider whose primary specialty is Internal Medicine in South Bend, IN.

Where does Nicholas Rizzo practice?

Nicholas Rizzo practices in South Bend, IN, based on the location reported in the CMS Medicare provider datasets for NPI 1669447272.

How much does Medicare pay Nicholas Rizzo?

Nicholas Rizzo (NPI 1669447272) received approximately $274K in total Medicare Part B payments, serving 683 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1669447272

Nicholas RizzoM.D.

Internal MedicineSouth Bend, INI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

2,178

Unique beneficiaries

—

Total services

4,057

Distinct HCPCS

Medicare payment

$268K

Peer benchmark

Total Medicare services vs. 1,429 Internal Medicine providers in IN — top quintile (cohort median 666).

PRESCRIBING · PART D · 2024

Total Rx claims

7,961

Beneficiaries

—

Total drug cost

$565K

Distinct drugs

124

Brand share

18.3%

Top prescribed drugs

Atorvastatin Calcium525 claims

Metoprolol Succinate436 claims

Levothyroxine Sodium338 claims

Pantoprazole Sodium303 claims

Amlodipine Besylate299 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$38

Payment records

By payment type

Food and Beverage$38

Top paying entities

Food and Beverage$38

REFERRAL NETWORK

Where Nicholas Rizzo'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). 27 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
CENTRAL DUPAGE HOSPITAL ASSOCIATION	167	663
Kantilal Chandarana Diagnostic Radiology · Plainfield, IL	67	255
David Choe Diagnostic Radiology · Joliet, IL	63	295
Franklin Tan Diagnostic Radiology · Tinley Park, IL	32	139
Michael Horton Diagnostic Radiology · Palos Heights, IL	31	107
Daniel Frankel Diagnostic Radiology · Palos Heights, IL	25	138
NPI 1346269768	22	86
Helen (Min) Chen Pathology · Palos Heights, IL	20	76
Jeffrey Curtin Neurology · Burr Ridge, IL	20	83
Nicholas Walters Physician Assistant · Palos Heights, IL	20	114
Robert Prentice Cardiology · Palos Park, IL	19	84
Noel Camba Interventional Cardiology · Palos Park, IL	19	107

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