PROVIDER PROFILE · NPI 1811284193

Elisa ChangM.D.

PRACTICEELISA CHANG MD INCSee all providers at this practice →

Infectious DiseasePasadena, CAI

MEDICARE UTILIZATION · PART B · 2024

Total beneficiaries

551

Unique beneficiaries

—

Total services

1,692

Distinct HCPCS

Medicare payment

$122K

Peer benchmark

Total Medicare services vs. 583 Infectious Disease providers in CA — top quintile (cohort median 564).

PRESCRIBING · PART D · 2024

Total Rx claims

252

Beneficiaries

—

Total drug cost

$58K

Distinct drugs

Brand share

33.3%

Top prescribed drugs

Daptomycin33 claims

Amoxicillin/Potassium Clav27 claims

Ciprofloxacin Hcl24 claims

Levofloxacin21 claims

Piperacillin Sodium/Tazobactam18 claims

QUALITY · MIPS · 2024

No data available for this provider in 2024.

INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024

Total received

$515

Payment records

By payment type

Food and Beverage$515

Top paying entities

Food and Beverage$515

REFERRAL NETWORK

Where Elisa 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). 61 inbound referrers · 0 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
LIS, LEON	129	518
Jose Tandoc Diagnostic Radiology · Arcadia, CA	109	392
PASADENA HOSPITAL ASSOCIATION, LTD	99	207
Wilson Wong Diagnostic Radiology · Arcadia, CA	94	291
Rajiv Philip Pulmonary Disease · Pasadena, CA	61	232
KATAGIHARA, ELTON	59	251
ALAKOR HEALTHCARE LLC	58	150
Tom Chiang Infectious Disease · Mission Hills, CA	52	79
Warren Lam Diagnostic Radiology · Pasadena, CA	49	169
ZEE, DANIEL	39	93
Shahriar Jarchi Internal Medicine · Los Angeles, CA	37	765
Andy Wang Diagnostic Radiology · Pasadena, CA	36	73

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