Funding Sources Lanterman Regional Center Vendor Codes: PD3626 Speech Therapy HD0598 Infant Stimulation PD4123 Occupational Therapy Regal Medical Group North Los Angeles Country Regional Center Vendor Code: HL0974 1:1 Kaiser Permanente Out of Pocket East Los Angeles County Regional center Vendor Code: HL0974 1:1 Out of Network/PPO- Superbill