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PROVIDER PROFILE · NPI 1407016967

Alexander ChangM.D.

PRACTICEGEISINGER CLINCSee all providers at this practice →
NephrologyDanville, PAI
CROSS-REFERENCE

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QUALITY · MIPS · 2024
No data available for this provider in 2024.
MEDICARE UTILIZATION · PART B · 2024
Total beneficiaries
167
Unique beneficiaries
—
Total services
223
Distinct HCPCS
7
Medicare payment
$11K
Peer benchmark
Q1
Q2
Q3
Q4
Q5
Total Medicare services vs. 452 Nephrology providers in PA — bottom quintile (cohort median 1,017).
PRESCRIBING · PART D · 2024
Total Rx claims
1,014
Beneficiaries
—
Total drug cost
$615K
Distinct drugs
26
Brand share
18.0%
Top prescribed drugs
Amlodipine Besylate127 claims
Losartan Potassium101 claims
Lisinopril101 claims
Empagliflozin65 claims
Spironolactone65 claims
INDUSTRY PAYMENTS · OPEN PAYMENTS · 2024
Total received
$92
Payment records
4
By payment type
Food and Beverage$92
REFERRAL NETWORK

Where Alexander 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). 38 inbound referrers · 46 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
GEISINGER MEDICAL CENTER143807
William Difilippo
Nephrology · Jamestown, NY
33254
SCHULTZ, MICHAEL32162
YAHYA, TAHER32151
Ion Bucaloiu
Nephrology · Danville, PA
32141
Randle Storm
Clinical Cardiac Electrophysiology · Danville, PA
2674
TOTAL RENAL CARE INC25374
Scotty Collins
Diagnostic Radiology · Danville, PA
2375
Gouthami Boga
Cardiology · Wormleysburg, PA
2193
Henry Fesniak
Cardiology · Danville, PA
2071
MAHMUD, FARUQ19100
James Langon
Family Practice · Frackville, PA
1863
Refers patients to
Outbound — where patients go next
PhysicianPatientsVisits
GEISINGER MEDICAL CENTER108610
YAHYA, TAHER44211
Evan Norfolk
Nephrology · Danville, PA
39288
Ion Bucaloiu
Nephrology · Danville, PA
38180
Rajesh Govindasamy
Internal Medicine · Erie, PA
36160
Maria Bermudez
Nephrology · Danville, PA
31271
William Difilippo
Nephrology · Jamestown, NY
25109
SCHULTZ, MICHAEL2589
SCHUYLKILL MEDICAL CENTER - EAST NORWEIGAN STREET21230
TOTAL RENAL CARE INC21186
NPI 173014970921163
Jamie Green
Nephrology · Danville, PA
1966
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.