HOSPITAL · CCN 050191

ST. MARY MEDICAL CENTER

Physician affiliations & referral network
LONG BEACH, CA273 bedsFY 2025
Affiliated physicians
103
External referring physicians
760
Top affiliated specialty
Internal Medicine
Shared beneficiaries (top referrers)
13,208
SPECIALTY MIX

Specialties among affiliated physicians

Internal Medicine
22
Emergency Medicine
9
Critical Care (Intensivists)
7
General Surgery
6
Diagnostic Radiology
5
Unknown
5
Anesthesiology
5
Cardiology
4
Hospitalist
4
Nurse Practitioner
3
Obstetrics & Gynecology
3
Family Practice
3
AFFILIATED PHYSICIANS

Physicians affiliated with ST. MARY MEDICAL CENTER (103 total)

From CMS Physician-Facility Affiliations. Showing the first 50 of 103.

PhysicianAffiliation type
WALI ABAWIHospital
DAVID AHDOOTHospital
FATANEH AMIDIHospital
YOUSSEF AWADHospital
RAYMOND BAUTISTAHospital
RUBY ELAINE CALALOHospital
RYAN CARLSONHospital
JASON CHOUHospital
RICHARD CHYANHospital
JEFFREY COLEMANHospital
SEAN DARMALHospital
SEPER DEZFOLIHospital
ALEX DOOHospital
SASSAN FARJAMIHospital
MARY JOY FLORESCAHospital
CHRISTOPHER GASHOHospital
HRIPSIME GHARIBJANYANHospital
ADAM GOLDENHospital
ROSE-ANN GUEVARRAHospital
ANKUR GUPTAHospital
BE HUYNHHospital
JOHN ISSAHospital
STANLEY KAWANISHIHospital
JUSTIN KIRZNERHospital
VANESSA KITZISHospital
NADINE KONIAHospital
SU-YU LIHospital
FREDERICK LIHospital
BRYAN LOVEHospital
OLGA LYASSHospital
MEENA MEKAHospital
RABIN MIZRAHIHospital
HOUSHMAND NAIMHospital
JENNIFER NGOHospital
IRIS PARTOVIHospital
ALBERT PETROSSIANHospital
NEILL RAMOSHospital
CARMEN RUIZHospital
JOHN SAWYERHospital
STEFAN SCHNEIDERHospital
ANOOP SHAHHospital
SHAHAB SHAHANGIANHospital
SHARAREH SHAHANGIANHospital
NATHANIEL SHONHospital
JASMIN SIDHUHospital
RAVI SOLANKIHospital
JI SONHospital
MALGORZATA STANCZYKHospital
CHANTELL STRONGHospital
SARAH STRUBEHospital
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
DIGNITY HEALTH—2,191
Unilab CorporationClinical Laboratory1,983
City Of Los AngelesAmbulance Service Provider898
Bassam ZahlanDiagnostic Radiology834
PRIME HEALTHCARE HUNTINGTON BEACH, LLC—737
Ammar IstwaniDiagnostic Radiology717
Richard YooDiagnostic Radiology586
SHARZER, MARK—416
DIGNITY COMMUNITY CARE—379
CURTIS, ERNEST—371
ANTELOPE VALLEY HEALTH CARE DISTRICT—357
Rafael Jimenez RiverosDiagnostic Radiology356
Ameera IsmailDiagnostic Radiology313
CHLB, LLC—310
Justin Bick-ForresterDiagnostic Radiology307
Reza ShahbazDiagnostic Radiology280
SOUTHERN CALIFORNIA HEALTHCARE SYSTEM, INC—276
Khaled ChanPulmonary Disease265
UNIVERSITY OF CALIFORNIA IRVINE—250
Aaron JunDiagnostic Radiology245
Arnold RappoportDiagnostic Radiology239
Kevin RiceDiagnostic Radiology236
PROVIDENCE HEALTH SYSTEM - SOUTHERN CALIFORNIA—225
Eugene ChoiDiagnostic Radiology221
Antonio BeltranPulmonary Disease216
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 MCC270
291HEART FAILURE AND SHOCK WITH MCC52
853INFECTIOUS AND PARASITIC DISEASES WITH O.R. PROCEDURES WITH MCC49
280ACUTE MYOCARDIAL INFARCTION, DISCHARGED ALIVE WITH MCC41
872SEPTICEMIA OR SEVERE SEPSIS WITHOUT MV >96 HOURS WITHOUT MCC40
870SEPTICEMIA OR SEVERE SEPSIS WITH MV >96 HOURS30
640MISCELLANEOUS DISORDERS OF NUTRITION, METABOLISM, FLUIDS AND ELECTROLYTES WITH MCC29