What is John Leighton's specialty?

John Leighton (NPI 1861461162) is a Medicare-billing provider whose primary specialty is Hematology-Oncology in Philadelphia, PA.

Where does John Leighton practice?

John Leighton practices in Philadelphia, PA, based on the location reported in the CMS Medicare provider datasets for NPI 1861461162.

How much does Medicare pay John Leighton?

John Leighton (NPI 1861461162) received approximately $62K in total Medicare Part B payments, serving 213 beneficiaries, per the CMS Medicare Physician & Other Practitioners dataset.

PROVIDER PROFILE · NPI 1861461162

John LeightonMD

Hematology-OncologyPhiladelphia, PAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

404

Unique beneficiaries

—

Total services

706

Distinct HCPCS

Medicare payment

$61K

Peer benchmark

Total Medicare services vs. 417 Hematology-Oncology providers in PA — below median (cohort median 753).

PRESCRIBING · PART D · 2024

Total Rx claims

835

Beneficiaries

—

Total drug cost

$1.9M

Distinct drugs

Brand share

21.7%

Top prescribed drugs

Prednisone112 claims

Abiraterone Acetate84 claims

Olanzapine74 claims

Anastrozole73 claims

Apixaban71 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$504

Payment records

By payment type

Food and Beverage$237

Consulting Fee$175

Education$92

Top paying entities

Food and Beverage$237

Consulting Fee$175

Education$92

REFERRAL NETWORK

Where John Leighton'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). 28 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
Quest Diagnostics Clinical Laboratories Inc Clinical Laboratory · Norristown, PA	204	2,039
Padmaja Jonnalagadda Diagnostic Radiology · Philadelphia, PA	30	102
Garo Garibian Internal Medicine · Philadelphia, PA	26	112
Igor Goykhman Diagnostic Radiology · Philadelphia, PA	24	50
CAPUTO, LARRY	22	98
Cheryl Kirby Diagnostic Radiology · Philadelphia, PA	21	50
Laboratory Corporation Of America Holdings Clinical Laboratory · Raritan, NJ	20	60
Vincent Figueredo Cardiology · Langhorne, PA	20	55
HORROW, MINDY	18	42
Anthony Scarpaci Hematology-Oncology · Sewell, NJ	16	58
Aman Amanullah Cardiology · Philadelphia, PA	16	53
City Of Philadelphia Ambulance Service Provider · Philadelphia, PA	16	34

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

Healthparse Signals

Monitor this provider for changes — dated NPI change events