Clinicians affiliated with St Johns Regional Medical Center

Acute Care Hospitals · Voluntary non-profit - Private · 1600 N Rose Ave, Oxnard, CA 93030 · Oxnard-Thousand Oaks-Ventura, CA · CCN 050082

Affiliation snapshotNovember 2, 2026CMS Doctors and Clinicians Facility Affiliation file, current snapshot (no end-of-2024 archive), applied to 2024
Activity year2024Medicare Part B claims, Original Medicare fee-for-service

437 clinicians affiliated with St Johns Regional Medical Center are in the 2024 Medicare Part B data (476 listed in the affiliation file).

Each clinician's exact figures are in their Physician Report, from their page. View sample report · Already purchased? Open your report (earlier Local report and passes)

Affiliated clinicians by specialty, 2024

All specialties · Internal Medicine (74) · Diagnostic Radiology (37) · Emergency Medicine (26) · Family Practice (26) · Anesthesiology (19) · Cardiology (18) · Nurse Practitioner (18) · Hospitalist (14) · Orthopedic Surgery (14) · Physician Assistant (14) · Nephrology (12) · Neurology (11) · General Surgery (10) · Hematology-Oncology (10) · Gastroenterology (9) · Otolaryngology (9) · Podiatry (9) · Urology (8) · Neurosurgery (7) · Vascular Surgery (7) · Critical Care (Intensivists) (6) · Pulmonary Disease (6) · Interventional Cardiology (5) · Ophthalmology (5) · Physical Medicine and Rehabilitation (5) · Certified Registered Nurse Anesthetist (CRNA) (4) · Clinical Cardiac Electrophysiology (4) · Endocrinology (4) · Infectious Disease (4) · Nuclear Medicine (4) · Pathology (4) · Psychiatry (4) · Rheumatology (4) · Thoracic Surgery (4) · Hand Surgery (3) · Interventional Radiology (3) · Obstetrics & Gynecology (3) · Pain Management (3) · Sports Medicine (3) · Radiation Oncology (2) · Allergy/ Immunology (1) · Cardiac Surgery (1) · Gynecological Oncology (1) · Medical Oncology (1) · Plastic and Reconstructive Surgery (1)

Clinicians affiliated with St Johns Regional Medical Center, 2024

Alphabetical by last name; 1–100 of 437.

NameSpecialtyCity
Wali Abawi, D.O.Internal MedicineJoshua Tree, CA
Glen Abergel, M.D.Infectious DiseaseOxnard, CA
Eric Abkian, MDInternal MedicineTarzana, CA
Sherif R Aboseif, MDUrologyOxnard, CA
Nagui Achamallah, M.D.PsychiatryModesto, CA
Benjamin T Addicott, M.D.Interventional RadiologyHuntington Beach, CA
Megha Agarwal, M.D.CardiologySimi Valley, CA
David N Aguilar, M.D.AnesthesiologyOxnard, CA
Susan C Ahern, D.O.Internal MedicineVentura, CA
Afshin Ahoubim, M.DCritical Care (Intensivists)Loma Linda, CA
Andre B AkhondiCardiologyThousand Oaks, CA
Lourdes AlanisDiagnostic RadiologyLos Angeles, CA
Armin Alavi, M.D.OtolaryngologyVentura, CA
Gregory K Albaugh, D.O.Vascular SurgeryOxnard, CA
Cary D Alberstone, MDNeurosurgeryOxnard, CA
Victor H Alcocer, M.D.Internal MedicineOxnard, CA
Paul C Algra, D.O.Family PracticeOxnard, CA
Jeffrey B Allan, MDInternal MedicineCamarillo, CA
Roofan Alsayegh, MDInternal MedicineWest Hills, CA
Edwin Amirianfar, DOPhysical Medicine and RehabilitationLos Angeles, CA
Ergys Andoni, MDInternal MedicineHighland Park, IL
Vincent L Anthony, M.D., M.P.H.NephrologyLos Angeles, CA
Melissa Arbar, DOAnesthesiologyMyrtle Beach, SC
Christopher D Arnold, DOFamily PracticeCamarillo, CA
Helen Ashton, MDFamily PracticeOxnard, CA
Azmi W Atiya, MDThoracic SurgeryNorthridge, CA
Tamer A Attia, M.D.AnesthesiologyVineland, NJ
Htoo Htoo Aung, MDInternal MedicineMonterey Park, CA
Hossein Aziz, D.O.Orthopedic SurgeryVentura, CA
Pedram Babadi, M.D.Internal MedicineAtlantis, FL
Lisa L Babashoff, M.D.General SurgeryOxnard, CA
John T Baber, M.D.Vascular SurgeryOxnard, CA
Elizabeth Babu, MDCritical Care (Intensivists)Port Hueneme, CA
Mara Bactad, FNP-CBNurse PractitionerOxnard, CA
Brian C Bai, MDFamily PracticeOxnard, CA
Jaymie A BaliwagInternal MedicineLos Angeles, CA
Jody L Balloch, MDFamily PracticeCamarillo, CA
Sulaiman J Barkho, MDInternal MedicineOxnard, CA
Jason E Barksdale, MDDiagnostic RadiologySanta Barbara, CA
Brad D Barrows, D.O.PathologyVentura, CA
Ali Batouli, M.D.Diagnostic RadiologyAstoria, OR
Marc A Beaghler, M.D.UrologyVentura, CA
Matthew P Beatty, MDEmergency MedicineNorthridge, CA
Ana M Bechara Diaz, M.D.HospitalistBronx, NY
Lancelot A Beier, MDEmergency MedicineOxnard, CA
Ronald Belczyk, DPMPodiatryOxnard, CA
Ioan Belovarski, M.D., M.P.H.Emergency MedicineChula Vista, CA
Glenn Berdin, PMHNP-BCNurse PractitionerValencia, CA
Raj Bhatia, MDCritical Care (Intensivists)Oxnard, CA
Helmuth Billy, M.D.General SurgeryVentura, CA
Marlon D Black, M.D.Diagnostic RadiologySanta Barbara, CA
David Blitzer, M.D.Vascular SurgeryVentura, CA
Matthew L Bloom, DOPhysical Medicine and RehabilitationVentura, CA
Gary M Blum, MDDiagnostic RadiologySanta Barbara, CA
Kioumars Bolourian Kashi, MDInternal MedicineTarzana, CA
Travis B Bond, MDHospitalistOxnard, CA
Candice L Brady, DOOrthopedic SurgeryCamarillo, CA
Christopher J Brana, M.D.Internal MedicineOxnard, CA
Sabrina Brana, M.D.Internal MedicineCamarillo, CA
Lisa E Brand, M.D.General SurgeryCamarillo, CA
Kyle L BrooksEmergency MedicineBrooklyn, NY
Kenneth S Brown, M.D.AnesthesiologySan Diego, CA
John W Buckner, M.D.Emergency MedicineOxnard, CA
John R Burge, D.O.Orthopedic SurgeryVentura, CA
Melissa Burney, PAPhysician AssistantPhiladelphia, PA
Rocco R Calderone, MDOrthopedic SurgeryCamarillo, CA
Kelly L Calkins, PAPhysician AssistantCamarillo, CA
Timothy R Canan, M.D.CardiologyLos Angeles, CA
Oscar Carazas, MDHospitalistOxnard, CA
David M Carlson, M.D.Nuclear MedicineSanta Barbara, CA
Jacqueline Carlton, PA-CPhysician AssistantShafter, CA
Mirela CernaianuFamily PracticeThousand Oaks, CA
Darin Chambers, M.D.Family PracticeOxnard, CA
Stephen A Chan, M.D.OtolaryngologyOxnard, CA
Christine Chang, MDEmergency MedicineOxnard, CA
Dennis Chang, MDAnesthesiologyThousand Oaks, CA
Kevin Q Chang, MDHematology-OncologyOxnard, CA
Susan S Chang, MDNephrologyCamarillo, CA
Chris R Chauhan, M.DEmergency MedicineCamarillo, CA
Jian A Chen, M.D.Internal MedicineSanta Paula, CA
Si Chen, M.D.Internal MedicineBakersfield, CA
Clayton ChiapuzioEmergency MedicineColton, CA
Chonlada Chivangkul, M.D.NephrologyLong Beach, CA
Byungwoo Choi, M.D.Infectious DiseaseCamarillo, CA
Nakul Chopra, MD, MPH, MBAInternal MedicineThousand Oaks, CA
Paul M Cisarik, MDInternal MedicineOxnard, CA
Shariar Cohen-Gadol, M.D.RheumatologyThousand Oaks, CA
Ashwinee S Condon, MDGastroenterologyLos Angeles, CA
Melissa A Coombes, CRNACertified Registered Nurse Anesthetist (CRNA)Bakersfield, CA
Laura Craver, PA-CPhysician AssistantOxnard, CA
Jonathan Cross, MDDiagnostic RadiologyTulsa, OK
Jubran S Dakwar, MDCritical Care (Intensivists)Ventura, CA
Chirag Dalsania, M.D.Hematology-OncologyOxnard, CA
Niusha Damaghi, M.D.Critical Care (Intensivists)Oxnard, CA
Ali P Dana, M.D.NephrologyOxnard, CA
Ali R Daneshvari, MDInternal MedicineTarzana, CA
Irene S Dansby, M.D.Diagnostic RadiologyBakersfield, CA
Levi R Dansby, M.D.Interventional RadiologyBakersfield, CA
Adam J DarbyNeurologyLos Angeles, CA
Khamaj Dave, MDCardiologyOxnard, CA

Affiliation comes from the CMS Doctors and Clinicians Facility Affiliation file, hospital rows only; name, address and type from the CMS Hospital General Information file. CMS does not publish an end-of-year archive of the affiliation file, so the current snapshot is applied to the latest data year. A clinician listed with several hospitals or groups appears on each of their pages. How hospital pages are built