PROVIDER PROFILE · NPI 1922116326

Gregg MarellaM.D.

PRACTICEMENDHAM MEDICAL GROUP LLPSee all providers at this practice →

Internal MedicineMendham, NJI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

1,268

Unique beneficiaries

—

Total services

2,039

Distinct HCPCS

Medicare payment

$113K

Peer benchmark

Total Medicare services vs. 3,616 Internal Medicine providers in NJ — top quintile (cohort median 895).

PRESCRIBING · PART D · 2024

Total Rx claims

2,617

Beneficiaries

—

Total drug cost

$182K

Distinct drugs

Brand share

20.5%

Top prescribed drugs

Atorvastatin Calcium194 claims

Levothyroxine Sodium168 claims

Rosuvastatin Calcium155 claims

Amlodipine Besylate136 claims

Irbesartan79 claims

QUALITY · MIPS · 2024

Final MIPS score

19.8

Quality

0.0

Cost

65.9

Improvement activities

0.0

Promoting interop.

0.0

Payment adjustment

-6.63%

Individual

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$597

Payment records

By payment type

Food and Beverage$597

REFERRAL NETWORK

Where Gregg Marella'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). 14 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
AHS HOSPITAL CORP.	110	298
WOLF, JAMES	45	151
Christie Prestifilippo Internal Medicine · Mendham, NJ	38	121
David Paik Diagnostic Radiology · Parsippany, NJ	22	94
Atlantic Ambulance Corp. Ambulance Service Provider · Livingston, NJ	21	37
NPI 1427148279	20	50
Hal Ginsberg Diagnostic Radiology · Morristown, NJ	19	45
MOORE, ANN	18	28
Laboratory Corporation Of America Holdings Clinical Laboratory · Raritan, NJ	17	59
Arthur Rusovici Interventional Cardiology · Rockville Centre, NY	15	80
Robyn Murphy Diagnostic Radiology · Morristown, NJ	13	23
John Mondelli Cardiology · Morristown, NJ	13	33

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.

CROSS-REFERENCE

Related data on other Healthparse brands

ProviderScore

OIG/SAM exclusion screening, sanctions history