PROVIDER PROFILE · NPI 1619995610

Peter ChangM.D.

PRACTICESTEVEN MANDEL, MD PCSee all providers at this practice →

GastroenterologyNew York, NYI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

536

Unique beneficiaries

—

Total services

867

Distinct HCPCS

Medicare payment

$58K

Peer benchmark

Total Medicare services vs. 1,360 Gastroenterology providers in NY — top quintile (cohort median 521).

PRESCRIBING · PART D · 2024

Total Rx claims

408

Beneficiaries

—

Total drug cost

$113K

Distinct drugs

Brand share

23.5%

Top prescribed drugs

Omeprazole131 claims

Linaclotide39 claims

Pantoprazole Sodium33 claims

Famotidine32 claims

Sod Picosulf/Mag Ox/Citric Ac27 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$13K

Payment records

245

By payment type

Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$7K

Food and Beverage$5K

Travel and Lodging$183

Top paying entities

Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$7K

Food and Beverage$5K

Travel and Lodging$183

REFERRAL NETWORK

Where Peter Chang'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
Carnegie Hill Endoscopy Llc Ambulatory Surgical Center · New York, NY	97	130
MOUNT SINAI HOSPITAL	25	48
Stephen Ward Pathology · New York, NY	19	23
Alexandros Polydorides Pathology · New York, NY	13	13
MEHTA, JAYDEV	13	15

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