19. HMO INDICATOR                CHAR      1    60   60  CODE INDICATING BENEFICIARY HAS MEMBERSHIP
                                                            IN HEALTH MAINTENANCE ORGANIZATION.
                                                            OCCURS: 12 TIMES
                                                            CODES:
                                                            EFFECTIVE 1992
                                                            0 = NOT A MEMBER OF HMO
                                                            1 = NON LOCK-IN, HCFA TO PROCESS PROVIDER
                                                                CLAIMS
                                                            2 = NON LOCK-IN, GHO TO PROCESS IN-PLAN
                                                                PART A AND IN-AREA PART B CLAIMS
                                                            A = LOCK-IN, HCFA TO PROCESS PROVIDER
                                                                CLAIMS
                                                            B = LOCK-IN, GHO TO PROCESS IN-PLAN
                                                                PART A AND IN-AREA PART B CLAIMS
                                                            C = LOCK-IN, GHO TO PROCESS ALL PROVIDER
                                                                CLAIMS