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PROVIDER PROFILE · NPI 1891760005

Mark EpsteinM.D.

GastroenterologyConcord, MAI
CROSS-REFERENCE

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ProviderScore
OIG/SAM exclusion screening, sanctions history
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PRESCRIBING · PART D · 2024
Total Rx claims
449
Beneficiaries
—
Total drug cost
$26K
Distinct drugs
10
Brand share
16.9%
Top prescribed drugs
Ondansetron Hcl118 claims
Omeprazole100 claims
Sod Sulf/Pot Chloride/Mag Sulf48 claims
Famotidine43 claims
Sucralfate38 claims
QUALITY · MIPS · 2024
No data available for this provider in 2024.
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
Total received
$2K
Payment records
77
By payment type
Food and Beverage$2K
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
453
Unique beneficiaries
—
Total services
510
Distinct HCPCS
12
Medicare payment
$66K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 483 Gastroenterology providers in MA — top quintile (cohort median 638).
REFERRAL NETWORK

Where Mark Epstein'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). 11 inbound referrers · 0 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
David Sherman
Pathology · Concord, MA
3684
David Rose
Diagnostic Radiology · Boston, MA
2767
James Whalen
Certified Registered Nurse Anesthetist (CRNA) · Concord, MA
1837
INTRIERE, LISA1842
Quest Diagnostics Massachusetts Llc
Clinical Laboratory · Marlborough, MA
1783
Dan Nir
Diagnostic Radiology · Providence, RI
1734
Catherine Wahl Woodward
Certified Registered Nurse Anesthetist (CRNA) · Westwood, MA
1636
Mark Moschella
Anesthesiology · Concord, MA
1637
Thomas Lamattina
Cardiology · Concord, MA
1334
Elizabeth Peters
Diagnostic Radiology · Concord, MA
1226
Elaine Sullivan
Certified Registered Nurse Anesthetist (CRNA) · Acton, MA
1126
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.