90837 (Psycotherapy, patient and/or family) $195.00. 242 Services not provided by network/primary care providers. Claim denied as PCP referral is required to process the claim, PCP is Chudik, Brian J, PCP# (224)783-4365, Please provide us PCP referral to resubmit the claim or advice if we can bill the patient. 62~37FN..