What is John Peng's specialty?

John Peng (NPI 1831333541) is a Medicare-billing provider whose primary specialty is Psychiatry in Piscataway, NJ.

Where does John Peng practice?

John Peng practices in Piscataway, NJ, based on the location reported in the CMS Medicare provider datasets for NPI 1831333541.

How much does Medicare pay John Peng?

Medicare Part B utilization, prescribing (Part D), MIPS quality scores, and industry payments for John Peng (NPI 1831333541) are detailed on this CareTrace profile.

PROVIDER PROFILE · NPI 1831333541

John Peng

PsychiatryPiscataway, NJI

MEDICARE UTILIZATION · PART B · 2024

No data available for this provider in 2024.

PRESCRIBING · PART D · 2024

Total Rx claims

220

Beneficiaries

—

Total drug cost

$14K

Distinct drugs

Brand share

30.9%

Top prescribed drugs

Quetiapine Fumarate37 claims

Paroxetine Hcl29 claims

Lamotrigine24 claims

Lithium Carbonate24 claims

Bupropion Hcl21 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2025

Total received

$37

Payment records

By payment type

Food and Beverage$37

Top paying entities

Food and Beverage$37

REFERRAL NETWORK

Where John Peng'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). 5 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
COUNTY OF UNION	20	58
Maria Simone Registered Nurse · Scotch Plains, NJ	18	70
Shanthi Chezian Psychiatry & Neurology · Indio, CA	12	21
M. Awais Sethi Psychiatry · Elizabeth, NJ	11	35
HMH CARRIER CLINIC, INC.	11	18

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