What is William Derosa's specialty?

William Derosa (NPI 1902894991) is a Medicare-billing provider whose primary specialty is Medical Oncology in Morristown, NJ.

Where does William Derosa practice?

William Derosa practices in Morristown, NJ, based on the location reported in the CMS Medicare provider datasets for NPI 1902894991.

How much does Medicare pay William Derosa?

William Derosa (NPI 1902894991) received approximately $195K in total Medicare Part B payments, serving 309 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1902894991

William DerosaD.O.

PRACTICESUMMIT MEDICAL GROUP PASee all providers at this practice →

Medical OncologyMorristown, NJI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

2,340

Unique beneficiaries

—

Total services

4,931

Distinct HCPCS

Medicare payment

$170K

Peer benchmark

Total Medicare services vs. 68 Medical Oncology providers in NJ — above median (cohort median 1,435).

PRESCRIBING · PART D · 2024

Total Rx claims

581

Beneficiaries

—

Total drug cost

$2.8M

Distinct drugs

Brand share

52.5%

Top prescribed drugs

Apixaban67 claims

Ruxolitinib Phosphate47 claims

Sulfamethoxazole/Trimethoprim37 claims

Famciclovir28 claims

Acyclovir27 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

No data available for this provider in 2024.

REFERRAL NETWORK

Where William Derosa'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). 20 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
AHS HOSPITAL CORP.	211	1,350
Laboratory Corporation Of America Holdings Clinical Laboratory · Raritan, NJ	70	189
David Paik Diagnostic Radiology · Parsippany, NJ	42	129
NPI 1427148279	30	57
Hal Ginsberg Diagnostic Radiology · Morristown, NJ	27	84
Thaddeus Yablonsky Diagnostic Radiology · Morristown, NJ	22	82
Joanne Martin Cardiology · Morristown, NJ	21	55
Hristo Stoytchev Internal Medicine · Newton, NJ	18	83
Mark Cosentino Diagnostic Radiology · Morristown, NJ	17	60
Bioreference Health, Llc Clinical Laboratory · Elmwood Park, NJ	17	72
John O'grady Infectious Disease · Florham Park, NJ	15	110
CHIANG, WENDY	15	75

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