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PROVIDER PROFILE · NPI 1508834680

Gregory MastersMD

PRACTICEMEDICAL ONCOLOGY HEMATOLOGY CONSULTANTS PASee all providers at this practice →
Medical OncologyNewark, DEI
CROSS-REFERENCE

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QUALITY · MIPS · 2024
Final MIPS score
100.0
Quality
95.5
Cost
0.0
Improvement activities
40.0
Promoting interop.
100.0
Payment adjustment
1.05%
Individual
PRESCRIBING · PART D · 2024
Total Rx claims
530
Beneficiaries
—
Total drug cost
$1.2M
Distinct drugs
20
Brand share
27.4%
Top prescribed drugs
Prochlorperazine Maleate61 claims
Osimertinib Mesylate59 claims
Gabapentin51 claims
Ondansetron Hcl35 claims
Levothyroxine Sodium34 claims
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
1,223
Unique beneficiaries
—
Total services
37,675
Distinct HCPCS
33
Medicare payment
$1.0M
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 3 Medical Oncology providers in DE — above median (cohort median 96,285).
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
Total received
$264
Payment records
12
By payment type
Food and Beverage$264
REFERRAL NETWORK

Where Gregory Masters'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). 26 inbound referrers · 0 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
CHRISTIANA CARE HEALTH SERVICES, INC.3366,380
Laboratory Corporation Of America Holdings
Clinical Laboratory · Raritan, NJ
70270
Daniel Maloney
Diagnostic Radiology · Newark, DE
58203
Shabbir Naqvi
Diagnostic Radiology · Hockessin, DE
40135
Carlos Flores
Diagnostic Radiology · Hockessin, DE
3389
Michael Spina
Diagnostic Radiology · Newark, DE
3393
Kristina Siddall
Diagnostic Radiology · North Miami, FL
3271
Erin Cook Grady
Nuclear Medicine · Stanford, CA
3081
Alberto Iaia
Diagnostic Radiology · Hockessin, DE
3096
Hung Dam
Nuclear Medicine · Newark, DE
28101
CHRISTIANA CARE HOME HEALTH AND COMMUNITY SERVICES, INC.2789
Charles Mulligan
Thoracic Surgery · Newark, DE
26269
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.