PROVIDER PROFILE · NPI 1538328141

Justin PengMD

RheumatologyWashington, DCI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

3,636

Unique beneficiaries

—

Total services

40,892

Distinct HCPCS

Medicare payment

$613K

Peer benchmark

Total Medicare services vs. 29 Rheumatology providers in DC — top quintile (cohort median 1,150).

PRESCRIBING · PART D · 2024

Total Rx claims

909

Beneficiaries

—

Total drug cost

$1.1M

Distinct drugs

Brand share

27.9%

Top prescribed drugs

Methotrexate Sodium152 claims

Prednisone136 claims

Hydroxychloroquine Sulfate84 claims

Alendronate Sodium64 claims

Allopurinol52 claims

QUALITY · MIPS · 2024

Final MIPS score

85.7

Quality

93.4

Cost

59.0

Improvement activities

40.0

Promoting interop.

100.0

Payment adjustment

0.45%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$36

Payment records

By payment type

Food and Beverage$36

REFERRAL NETWORK

Where Justin 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). 4 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
David Wolfe Rheumatology · Chevy Chase, MD	33	51
Quest Diagnostics Incorporated Md Clinical Laboratory · Baltimore, MD	16	69
David Borenstein Rheumatology · Washington, DC	11	23
DISTRICT HOSPITAL PARTNERS L P	11	52

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