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PROVIDER PROFILE · NPI 1962404848

David ZisaM.D.

PRACTICENAZARETH PHYSICIAN SERVICES, INC.See all providers at this practice →
GastroenterologyPhiladelphia, PAI
CROSS-REFERENCE

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ProviderScore
OIG/SAM exclusion screening, sanctions history
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QUALITY · MIPS · 2024
No data available for this provider in 2024.
PRESCRIBING · PART D · 2024
Total Rx claims
246
Beneficiaries
—
Total drug cost
$26K
Distinct drugs
7
Brand share
37.0%
Top prescribed drugs
Omeprazole84 claims
Pantoprazole Sodium57 claims
Peg3350/Sod Sulf,bicarb,cl/Kcl35 claims
Peg3350/Sod Sulf,bicarb,cl/Kcl18 claims
Linaclotide14 claims
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
No data available for this provider in 2024.
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
296
Unique beneficiaries
—
Total services
334
Distinct HCPCS
9
Medicare payment
$25K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 771 Gastroenterology providers in PA — below median (cohort median 585).
REFERRAL NETWORK

Where David Zisa'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). 72 inbound referrers · 0 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
NAZARETH HOSPITAL244623
Mark Codella
Gastroenterology · Philadelphia, PA
126217
City Of Philadelphia
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Michael Gold
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93181
Davindra Seelagan
Diagnostic Radiology · Hamilton, NJ
81160
Joel Neuman
Diagnostic Radiology · Hamilton, NJ
66140
FRIEDMAN, OREN64137
NPI 12656011325592
Anna Dubyanskite
Nephrology · Philadelphia, PA
55128
Quest Diagnostics Clinical Laboratories Inc
Clinical Laboratory · Norristown, PA
5193
STERLING, MICHELLE4680
Yelena Mushiyakh
Nephrology · Philadelphia, PA
4484
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.