What is Jon Vonvisger's specialty?

Jon Vonvisger (NPI 1518974864) is a Medicare-billing provider whose primary specialty is Nephrology in Buffalo, NY.

Where does Jon Vonvisger practice?

Jon Vonvisger practices in Buffalo, NY, based on the location reported in the CMS Medicare provider datasets for NPI 1518974864.

How much does Medicare pay Jon Vonvisger?

Jon Vonvisger (NPI 1518974864) received approximately $22K in total Medicare Part B payments, serving 96 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1518974864

Jon VonvisgerM.D.

PRACTICEMRI ASSOCIATES, PCSee all providers at this practice →

NephrologyBuffalo, NYI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

129

Unique beneficiaries

—

Total services

249

Distinct HCPCS

Medicare payment

$20K

Peer benchmark

Total Medicare services vs. 690 Nephrology providers in NY — bottom quintile (cohort median 875).

PRESCRIBING · PART D · 2024

Total Rx claims

111

Beneficiaries

—

Total drug cost

$753

Distinct drugs

Brand share

23.4%

Top prescribed drugs

Prednisone30 claims

Sulfamethoxazole/Trimethoprim26 claims

Furosemide21 claims

Amlodipine Besylate19 claims

Famotidine15 claims

QUALITY · MIPS · 2024

Final MIPS score

91.0

Quality

80.2

Cost

72.9

Improvement activities

40.0

Promoting interop.

0.0

Payment adjustment

0.67%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$108

Payment records

By payment type

Food and Beverage$104

Education$4

Top paying entities

Food and Beverage$104

Education$4

REFERRAL NETWORK

Where Jon Vonvisger'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). 39 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
OHIO STATE UNIVERSITY HOSPITALS	341	1,986
DEDELOW, JEFFREY	96	424
Uday Nori Nephrology · Columbus, OH	94	429
Mauricio Stanzione Galizia Diagnostic Radiology · Ann Arbor, MI	55	184
Martha Gulati Cardiology · Los Angeles, CA	48	179
Zarine Shah Diagnostic Radiology · Columbus, OH	46	153
Samantha Barker Diagnostic Radiology · Minneapolis, MN	43	125
ARTHUR G JAMES CANCER HOSPITAL AND RESEARCH INSTITUTE	43	181
Joseph Yu Diagnostic Radiology · Columbus, OH	42	207
THEODOROPOULOS, NICOLE	38	184
Marcella Dardani Diagnostic Radiology · Columbus, OH	32	73
Alan Rogers Diagnostic Radiology · Columbus, OH	28	58

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