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PROVIDER PROFILE · NPI 1114189693

Martha ZegarraMD

AnesthesiologyWestwood, MAI
CROSS-REFERENCE

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ProviderScore
OIG/SAM exclusion screening, sanctions history
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MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
177
Unique beneficiaries
—
Total services
177
Distinct HCPCS
6
Medicare payment
$18K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 1,419 Anesthesiology providers in MA — below median (cohort median 245).
QUALITY · MIPS · 2024
No data available for this provider in 2024.
PRESCRIBING · PART D · 2024
No data available for this provider in 2024.
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
Total received
$24
Payment records
1
By payment type
Food and Beverage$24
REFERRAL NETWORK

Where Martha Zegarra'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). 5 inbound referrers · 43 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
SOUTHCOAST HOSPITALS GROUP, INC71128
Quest Diagnostics Massachusetts Llc
Clinical Laboratory · Marlborough, MA
4870
Robert Sepersky
Specialist · Middleboro, MA
1729
Jonathan Bojarski
Diagnostic Radiology · Boston, MA
1421
Linghua Wang
Internal Medicine · Burlington, MA
1217
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
MORTON HOSPITAL, A STEWARD FAMILY HOSPITAL, INC.119173
SOUTHCOAST HOSPITALS GROUP, INC85175
STEWARD ST. ANNES HOSPITAL CORPORATION3849
Quest Diagnostics Massachusetts Llc
Clinical Laboratory · Marlborough, MA
3657
Ying Wang
Pathology · Brockton, MA
2935
Robert Sepersky
Specialist · Middleboro, MA
2861
Carolyn Mongeon
Pathology · Fall River, MA
2228
CHENEY, CHRISTOPHER2152
American Medical Response Of Massachusetts Inc
Ambulance Service Provider · Springfield, MA
2130
George Chilazi
Cardiology · Taunton, MA
2038
Shannon Bemis
Certified Registered Nurse Anesthetist (CRNA) · Westwood, MA
2021
Russell Maling
Diagnostic Radiology · Taunton, MA
1940
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.