Office Policies

Hours of Operation

Monday - Thursday 8a.m. to 5p.m.
Friday from 8a.m. to 12p.m.

After Hours Phone Calls
If you call our office after hours, you can leave a message. If you need immediate assistance the answering service will connect you to a provider.


To Schedule: Call (559) 438-7390.
Reminder: You will receive a phone reminder 2 days before your appointment.
Cancellation: Please call at least 24 hours ahead of time if you must cancel an appointment.
There is a $25 charge if you fail to show up for a scheduled appointment or cancel with less than 24 hours notice. If you are more than 30 minutes late to an appointment, the appointment may be rescheduled.

Financial & Insurance Information 


It is crucial that you provide us your current and complete insurance information. We will regularly request copies of your insurance card(s). A member of our team will schedule your treatment as soon as insurance authorization is obtained. There can be up to a 7-day waiting period.


Co-payments are expected at the time of service. We accept cash, personal checks, VISA and MasterCard.

Financial Responsibility

California Oncology is a member of Community Foundation Medical Group (CFMG) and your bill for services will come from CFMG. Although we file your insurance claims and accept assignment of benefits, you are ultimately responsible for any services not covered in your plan (deductibles, co-payments, co-insurance, etc.). We will mail you a monthly statement. All accounts with unpaid balances will be charged an annual interest rate of 18%.

Returned Checks

There is a $25.00 charge for all returned checks.

Forms, Letters & Records Requests

We charge $25 per form or letter. A copy fee will be charged for copies of medical records if the number of pages exceeds 20 pages. Any record requests over 20 pages will be put on CD ONLY, cost is $25 per CD. We will contact you when they are ready. Please allow up to 5 workdays.

Financial Counseling

Financial assistance and programs are available if you qualify. This requires your participation in providing information and in completing and signing forms. If you have questions regarding your statement or account, contact our Patient Services Coordinator, Sarah at (559) 650-4785. In addition, the Billing Department can be reached directly at (559) 650-4831.

Labs & Medications

Your Lab Tests

Our on-site laboratory provides complete blood counts (CBCs), urinalysis and chemistry panels ordered by our physicians. If you have any abnormal lab results that require immediate attention, we will contact you. If additional tests are requested, they will be sent to another facility and you will be billed directly by that company.

Your Prescriptions & Refills

When calling our office, you will be asked for your preferred pharmacy location. Prescriptions and refills are processed during regular business hours and requests made after 4p.m. will not be processed until the following day. Please allow up to 48 hours to process refills, including pain medication. Also, if our physician has not treated you within the past year, an appointment may be required.

A Healing Environment 

We do our best to provide an environment of healing for our patients. Your assistance with the following, will help in this important aspect of your care.


Please be aware that children under the age of 12 are not permitted at California Oncology at any time due to safety concerns.


Please limit your guests to two people in the exam room and one person in the infusion room during your treatment.


Many of our patients are highly sensitive to smell or have allergies. We ask that patients and their guests refrain from using perfume or strongly scented lotions before visiting California Oncology. Also, please do not smoke before your visit and ask your guests to respect this important policy. Thank you.


For the safety and health of others, please do not bring animals to your appointment unless they are a
registered guide dog.

Cell Phones

When you arrive at our facility, please turn your phone to silent. When you are with any member of our team, please refrain from using your cell phone. If your guest needs to have a conversation on their cell phone, please have them step outside.


Wireless Internet is available for patients and their guests. Please ask the front desk for information about accessing our wireless network.

  • I always feel like I am cared for both physically and emotionally when I come for an appointment. Dr. Perkin's takes his time with me and the employees treat me like I'm extended family. Thank you for caring.
  • Dr. Perkins is always caring and available and I learn so much from Lany and the others. I wouldn’t put my life in anyone else’s hands.
  • My cancer experience taught me authentic concern for my health and recovery. I feel as though my caregivers were all family, even if I didn’t know them before.
  • I received first class treatment in this beautiful office. The staff members genuinely care about my needs and I never felt like I was just a number.
  • Thank you for your kindness and care, and treating me like family. Dr. Perkins always took time to answer my questions.
  • Having breast cancer and experiencing the love and support at California Oncology reinforced the power, beauty and sharing of women. Thank you!