PROVIDER PROFILE · NPI 1871550244

John Clark

Internal MedicineBoston, MAI

MEDICARE UTILIZATION · PART B · 2024

No data available for this provider in 2024.

PRESCRIBING · PART D · 2024

No data available for this provider in 2024.

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$19

Payment records

By payment type

Food and Beverage$19

REFERRAL NETWORK

Where John Clark'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). 17 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
THE GENERAL HOSPITAL CORPORATION	239	3,840
Annie Chan Radiation Oncology · Boston, MA	46	819
Kevin Emerick Otolaryngology · Boston, MA	38	357
Derrick Lin Otolaryngology · Boston, MA	31	275
Laura Romo Diagnostic Radiology · Boston, MA	23	65
Paul Busse Radiation Oncology · Boston, MA	21	283
Hillary Kelly Diagnostic Radiology · Boston, MA	21	66
MASS GENERAL BRIGHAM HOME CARE, INC.	18	44
Gerald Abbott Diagnostic Radiology · Boston, MA	17	41
PATTI, JOHN	17	68
Jeanne Ackman Diagnostic Radiology · Boston, MA	17	50
Nada Farhat Pathology · Boston, MA	15	30

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