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PROVIDER PROFILE · NPI 1376593301

Herbert GretzM.D.

Gynecological OncologyPurchase, NYI
CROSS-REFERENCE

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ProviderScore
OIG/SAM exclusion screening, sanctions history
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PricingContactPrivacyTerms
QUALITY · MIPS · 2024
No data available for this provider in 2024.
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
Total received
$1K
Payment records
13
By payment type
Food and Beverage$760
Travel and Lodging$592
Gift$9
PRESCRIBING · PART D · 2024
No data available for this provider in 2024.
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
501
Unique beneficiaries
—
Total services
614
Distinct HCPCS
11
Medicare payment
$64K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 89 Gynecological Oncology providers in NY — top quintile (cohort median 316).
REFERRAL NETWORK

Where Herbert Gretz'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). 7 inbound referrers · 11 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
WHITE PLAINS HOSPITAL MEDICAL CENTER87393
Steven Warren
Diagnostic Radiology · Mt Kisco, NY
2262
NPI 13968778822154
Stuart Feldman
Hematology-Oncology · White Plains, NY
19228
Christina Day
Pathology · Los Angeles, CA
1441
Gennifer Geller
Diagnostic Radiology · White Plains, NY
1348
MIZRACHI, HOWARD1114
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
WHITE PLAINS HOSPITAL MEDICAL CENTER84520
NPI 13968778822240
GREENWICH HOSPITAL19117
MIZRACHI, HOWARD1875
Quest Diagnostics Incorporated
Clinical Laboratory · Clifton, NJ
1633
Stuart Feldman
Hematology-Oncology · White Plains, NY
16130
Peter Hobeika
Diagnostic Radiology · New York, NY
1448
Gennifer Geller
Diagnostic Radiology · White Plains, NY
1231
Christina Day
Pathology · Los Angeles, CA
1231
Matthew Weissler
Hematology-Oncology · White Plains, NY
11105
ROJAS, PEDRO1135
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.