Customer Service
We would like to respond to your inquiries or questions as proficiently as possible. CFMG’s customer service department is staffed with friendly and willing individuals ready to assist. Please call (510) 428-3154. Messages left on this line will be returned within 1 business day.
For any of the following services:
Provider Relations
Claims Customer Service
Claim Inquiry Please Call:
Telephone: (510) 428-3154
Monday -Friday
8:00 a.m. – 5:00 p.m.
Fax: (510) 450-5668
Please Note:
All claims must be submitted within 180 days from the date of service.
Non-Contracted providers are reimbursed at 100% Medi-Cal rates.
CLAIMS MAILING ADDRESS
Professional Paper Claims
Children First Medical Group, Inc.
PO Box 99680
Emeryville, CA 94662-9680
Appeals and Non-Claims Related Mail
Children First Medical Group, Inc.
6425 Christie Ave Ste 110
Emeryville, CA 94608-2245
CA MEDICAL ASSOCIATION:
AB 1455 Regulation – Unfair Payment Practices
For Authorization/Referral Forms and more see:
UTILIZATION MANAGEMENT: Authorizations/Referrals
Effective August 1, 2025, Children First Medical Group, Inc, (CFMG) will change to a 90-day claims submission date from the date of service. This was approved by the CFMG Board in April. For example, if you submit a claim on August 1, 2025, the date of service should not be for claims with dates of service before May 1, 2025. (News Flash 04/25/2025)