PROVIDER PROFILE · NPI 1659535102

Nataraj ShanmugamM.D.

Diagnostic RadiologySacramento, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

6,438

Unique beneficiaries

—

Total services

10,865

Distinct HCPCS

Medicare payment

$378K

Peer benchmark

Total Medicare services vs. 3,474 Diagnostic Radiology providers in CA — top quintile (cohort median 2,975).

PRESCRIBING · PART D · 2024

No data available for this provider in 2024.

QUALITY · MIPS · 2024

Final MIPS score

99.6

Quality

86.3

Cost

0.0

Improvement activities

40.0

Promoting interop.

100.0

Payment adjustment

1.04%

APM Entity

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$18

Payment records

By payment type

Food and Beverage$18

REFERRAL NETWORK

Where Nataraj Shanmugam'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). 233 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
DIGNITY HEALTH	788	1,529
DIGNITY COMMUNITY CARE	390	638
Rohit Bhaskar Cardiology · Folsom, CA	221	440
FISHER, DANIEL	214	344
Nick Majetich Interventional Cardiology · Carmichael, CA	205	343
Thomas Mcgarry Diagnostic Radiology · Sacramento, CA	191	333
Stephen Morrison Internal Medicine · Carmichael, CA	191	324
Timothy Lee Cardiology · Carmichael, CA	189	301
HAINES, PHILIP	182	316
Thomas Wu Interventional Radiology · Sacramento, CA	175	309
Inder Singh Cardiology · Sacramento, CA	161	532
David Lao Interventional Cardiology · Carmichael, CA	161	392

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