What is Tong Sun's specialty?

Tong Sun (NPI 1629161336) is a Medicare-billing provider whose primary specialty is Nephrology in Modesto, CA.

Where does Tong Sun practice?

Tong Sun practices in Modesto, CA, based on the location reported in the CMS Medicare provider datasets for NPI 1629161336.

How much does Medicare pay Tong Sun?

Tong Sun (NPI 1629161336) received approximately $376K in total Medicare Part B payments, serving 662 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1629161336

Tong SunMD

PRACTICEMODESTO KIDNEY MEDICAL GROUPSee all providers at this practice →

NephrologyModesto, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

1,344

Unique beneficiaries

—

Total services

3,469

Distinct HCPCS

Medicare payment

$363K

Peer benchmark

Total Medicare services vs. 985 Nephrology providers in CA — top quintile (cohort median 1,482).

PRESCRIBING · PART D · 2024

Total Rx claims

6,424

Beneficiaries

—

Total drug cost

$365K

Distinct drugs

Brand share

11.1%

Top prescribed drugs

Furosemide1,339 claims

Allopurinol797 claims

Amlodipine Besylate460 claims

Potassium Chloride360 claims

Hydralazine Hcl328 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$812

Payment records

By payment type

Food and Beverage$780

Education$32

Top paying entities

Food and Beverage$780

Education$32

REFERRAL NETWORK

Where Tong Sun'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). 46 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
DOCTORS MEDICAL CENTER OF MODESTO, INC.	159	564
Richard Haak Interventional Radiology · Modesto, CA	71	294
Kit Duong Internal Medicine · Modesto, CA	62	183
LIU, KENNETH	60	185
Jerry Grigoropoulos Diagnostic Radiology · Modesto, CA	51	136
Obadiah Elkins Diagnostic Radiology · Fresno, CA	49	163
Nha Tran Diagnostic Radiology · Sacramento, CA	49	153
WENBERG, DANIEL	42	138
Michael Klieger Diagnostic Radiology · Modesto, CA	41	128
DOCTORS MEDICAL CENTER OF MODESTO, INC.	31	97
SPECTRA LABORATORIES INC	31	205
Michael Zeppa Diagnostic Radiology · Modesto, CA	28	72

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