PROVIDER PROFILE · NPI 1518919091

Diana ChenMD

Internal MedicineTulsa, OKI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

833

Unique beneficiaries

—

Total services

2,530

Distinct HCPCS

Medicare payment

$95K

Peer benchmark

Total Medicare services vs. 642 Internal Medicine providers in OK — top quintile (cohort median 885).

PRESCRIBING · PART D · 2024

Total Rx claims

6,957

Beneficiaries

—

Total drug cost

$818K

Distinct drugs

118

Brand share

21.5%

Top prescribed drugs

Trazodone Hcl387 claims

Rosuvastatin Calcium343 claims

Atorvastatin Calcium289 claims

Gabapentin271 claims

Lamotrigine195 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$3K

Payment records

138

By payment type

Food and Beverage$3K

Top paying entities

Food and Beverage$3K

REFERRAL NETWORK

Where Diana Chen'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). 7 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
REGIONAL MEDICAL LABORATORY, INC	110	555
BAILEY MEDICAL CENTER, LLC	29	46
Eric Arnett Nurse Practitioner · Owasso, OK	26	80
LOVELESS, JANA	20	102
ST JOHN MEDICAL CENTER INC	19	72
Shawn Grant Diagnostic Radiology · Tulsa, OK	14	34
AMERITOX, LLC	14	32

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