HOSPITAL · CCN 050745

CHAPMAN GLOBAL MEDICAL CENTER

Physician affiliations & referral network
ORANGE, CA75 bedsFY 2025
Affiliated physicians
52
External referring physicians
618
Top affiliated specialty
Internal Medicine
Shared beneficiaries (top referrers)
8,071
SPECIALTY MIX

Specialties among affiliated physicians

Internal Medicine
9
Emergency Medicine
9
Family Practice
5
Orthopedic Surgery
5
Certified Registered Nurse Anesthetist (CRNA)
4
Unknown
3
Physician Assistant
2
Pulmonary Disease
2
Diagnostic Radiology
2
Cardiology
2
Neurosurgery
1
Gastroenterology
1
AFFILIATED PHYSICIANS

Physicians affiliated with CHAPMAN GLOBAL MEDICAL CENTER (52 total)

From CMS Physician-Facility Affiliations. Showing the first 50 of 52.

PhysicianAffiliation type
GAIL FRANCES LIEZL ABCEDEHospital
SAADAH ALRAJABHospital
JOOBY BABUHospital
MICHAEL BARAYHospital
DARREN BERGEYHospital
DALLAS BESSETTEHospital
ANDREW BREITERMANHospital
VINCENT BUIHospital
ROBERT CANNONHospital
ALVIN CHANGHospital
DOUGLAS CHEEHospital
SUNNY CHEUNGHospital
MARK CUBBERLYHospital
REGINA CUENCAHospital
CALVIN DOANHospital
MOHAMMAD FARUKHIHospital
MARC FONGHospital
MARIANNE GO-WHEELERHospital
ALEX HASHEMIHospital
SEAN HIROTAHospital
CHRISTOPHER KARRUMIHospital
LAURA LEISTIKOHospital
JOHN LINHospital
ABRAHAM MAAZHospital
GAYTRI MANEKHospital
JONATHAN MCGARRITYHospital
ROBERT MCWHIRTERHospital
ALI MESIWALAHospital
HUNG MANH NGUYENHospital
THOMAS NGUYENHospital
THIEN NGUYENHospital
CHRISTOPHER NINHHospital
MARIO PORCIELLO-DONNARUMMAHospital
YASSER SALEMHospital
RUPALI SARAIYAHospital
GRACE SATTERFIELDHospital
MONICA SERNAHospital
ALI SHAHVERDIANIHospital
ROBERT SHAPIROHospital
JAMES SHARKOFFHospital
ALIREZA SHOJAHospital
PAUL SIMPSONHospital
KAVITA SINGHHospital
HARPREET SINGHHospital
SUNPREET SINGHHospital
NARINDAR SINGHHospital
REZA TALEBI DOLOUEIHospital
ROBERT TURNERHospital
SAMANTHA VON INSHospital
PAUL WILKINSHospital
REFERRAL NETWORK

Who refers patients here

External physicians who share patients into this hospital's affiliated providers, ranked by shared Medicare beneficiaries.

Referring physicianSpecialtyShared beneficiaries
Unilab CorporationClinical Laboratory1,304
HENRY FORD HEALTH MACOMB OAKLAND HOSPITAL—583
HERREN ENTERPRISES INC—567
Steven SorensonDiagnostic Radiology546
Jeffrey DymDiagnostic Radiology419
Harinder GogiaCardiology402
Maurice YuDiagnostic Radiology391
Navid JahedDiagnostic Radiology351
Inderpal GujralCardiology323
Jackson PenryDiagnostic Radiology286
Saif SiddiqiDiagnostic Radiology271
SHARZER, MARK—257
Tarun MarwahaNephrology228
Reza ShahbazDiagnostic Radiology225
PIH HEALTH DOWNEY HOSPITAL—222
Tammy LePulmonary Disease196
CHAPMAN GLOBAL MEDICAL CENTER, INC—193
Emergency Ambulance Service IncAmbulance Service Provider179
KPC GLOBAL MEDICAL CENTERS, INC.—177
SADDLEBACK MEMORIAL MEDICAL CENTER—169
George ShahinianPulmonary Disease168
Ashley MiresInternal Medicine163
NPI 1336152008—153
AHMC WHITTIER HOSPITAL MEDICAL—150
Lorraine AshDiagnostic Radiology148
Source: CMS Physician Shared Patient Patterns (30-day window, Medicare FFS). A directional edge is a proxy for referral, not a documented referral; pairs below 11 shared beneficiaries are suppressed.
CASE MIX

Top procedures by volume

Highest-volume MS-DRGs from CMS inpatient claims (latest reporting year per code).

MS-DRGDischarges
871SEPTICEMIA OR SEVERE SEPSIS WITHOUT MV >96 HOURS WITH MCC35
689KIDNEY AND URINARY TRACT INFECTIONS WITH MCC29
470MAJOR HIP AND KNEE JOINT REPLACEMENT OR REATTACHMENT OF LOWER EXTREMITY WITHOUT MCC25
641MISCELLANEOUS DISORDERS OF NUTRITION, METABOLISM, FLUIDS AND ELECTROLYTES WITHOUT MCC20
640MISCELLANEOUS DISORDERS OF NUTRITION, METABOLISM, FLUIDS AND ELECTROLYTES WITH MCC19
291HEART FAILURE AND SHOCK WITH MCC13