Jonathan T. Nassos M.D.
For all appointments and inquiries, please call .
We are happy to hear from you. Please contact us using the information below:
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Front Reception / Reschedule an Appointment
Natasha Yoakum - Ext: 101
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Erika Ramos - Ext: 102
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General Authorizations
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Surgical Authorizations
Betty Gonzalez
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New Patient Appointment and Referrals
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- Ext 103 / Ext 160
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Medication
Mayra Leon - Ext: 120
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Transcription Dept / Doctor Reports
Emily Alvarado
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Billing Dept
Patty Prieto
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PT Dept In Sherman Oaks
Jacky Urciel
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PT Dept in Pomona
Gloria Huerta
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Administrative
Flori Gonzalez
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Please arrive 10-15 minutes early for your appointment for registration and to fill in a health questionnaire.
When you come for your appointment, please bring the following:
- Driver’s License or a valid ID
- Insurance information
- Referral Letter (if required)
- Reports, X-rays, MRIs, CT scans, etc. and any other relevant information
- List of medications (if any)
If you need to cancel an appointment
Telephone the office during business hours and allow at least 1 days’ notice so that we can offer your appointment time to patients on our waiting list.
We recognize that your time is valuable, and we make every effort to run on time. Occasionally, emergencies or patients require a little more time, and these cause scheduling delays beyond our control. We apologize if we keep you waiting.