Medical Staff Services Office Information
The Medical Staff Office (MSO) develops, manages, and performs governance and credentialing activities related to over 600 Physicians and 67 Allied Health Professionals. The Medical Staff Services Offices provides assistance to Medical Staff and Allied Health Professional Staff. The Office is located on the first floor hallway of the main building.
Please contact us with questions or assistance with any of the following:
- Processing Initial Applications and Reappointment Applications for Physicians and Allied Health Professionals
- Processing Requests for new procedures, privileges or extension of privileges.
- Assist with privileging, proctoring and observation requirements.
- Medical Staff Committee Assignments
- Medical Staff Calendar
- Support staff for Medical Executive Committee, General Medical Staff, Department, Section and Committee Meetings
- Questions regarding Medical Staff Bylaws, General Rules and Department Rules Regulations, and Policies
- Maintain computer database with physician information
- Annual Medical Staff dues
- Status Changes / Requirements
- Emergency On-Call Requirements
Hours of operation:
Monday - Friday 7:30 a.m. - 4:30 p.m.

CONTACT INFORMATION:
Methodist Medical Staff Services (MSO) Office:
300 W. Huntington Dr., Arcadia CA 91106
Main Line: 626-574-3795 Fax Line: 626-821-6955
NOTE: In order to determine who would best handle a specific request, please refer to the general duties listed below each MSO staff personnel name. Thank you.
Director:
Marta Garcia, CPMSM, Director
marta.garcia@methodisthospital.org
626-574-3470
- Overall Management of the Medical Staff Services Office
- Matters pertaining to Medical Executive Committee, Bylaws, Peer Review, and CQIS Committees
Staff:
Janeen Brayton, Credentials Specialists
janeen.brayton@methodisthospital.org
626-898-8795
- Physician Applications for Appointment and Reappointment
- Processing Payments of Annual Staff Dues
Natalie Cordero, Med. Staff Assistant
natalie.cordero@methodisthospital.org
626-898-8794
- Medical Staff Calendar
- Meeting Notices
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- Insurance, DEA and Licensure Updates
- Database updates (Address, Phone, Fax, etc)
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Claudia Eredia, Med. Staff Specialist
claudia.eredia@methodisthospital.org
626-462-2687
- Surgery Department Coordinator
- Ob/Gyn/Peds Department Coordinator
- Emergency Department Coordinator
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- Critical Care Committee
- Tissue and Transfusion Committee
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Leilanie Panyawai, Credentialing Assistant
Leilanie.panyawai@methodisthospital.org
626-574-3439
- Applications for appointment and reappointment to the Allied Health Professional Staff
- Interdisciplinary Practice Committee
Jill Parker, CPMSM, Coordinator
jill.parker@methodisthospital.org
626-574-3710
- Medicine Department Coordinator
- Pharmacy & Therapeutics Committee
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- Infection Control Committee
- Utilization Management Committee
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