PROVIDER PROFILE · NPI 1568739233

Jeffrey ChangDO

Internal MedicineWhittier, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

126

Unique beneficiaries

—

Total services

295

Distinct HCPCS

Medicare payment

$21K

Peer benchmark

Total Medicare services vs. 10,499 Internal Medicine providers in CA — below median (cohort median 531).

PRESCRIBING · PART D · 2024

Total Rx claims

Beneficiaries

—

Total drug cost

$161

Distinct drugs

Brand share

67.4%

Top prescribed drugs

Amoxicillin/Potassium Clav18 claims

Levofloxacin15 claims

Hydrocodone/Acetaminophen13 claims

QUALITY · MIPS · 2024

Final MIPS score

78.6

Quality

58.7

Cost

75.1

Improvement activities

40.0

Promoting interop.

0.0

Payment adjustment

0.15%

Group

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

No data available for this provider in 2024.

REFERRAL NETWORK

Where Jeffrey 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). 3 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
PIH HEALTH WHITTIER HOSPITAL	147	186
PIH HEALTH WHITTIER HOSPITAL	23	34
Lawrence Tawa Internal Medicine · Anaheim, CA	11	13

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