For inpatient/SNF claims:

0 = ANOMALY: invalid value, if present, translate to “9”
1 = Non-Health Care Facility Point of Origin (Physician Referral) — the patient was admitted to this facility upon an order of a physician
2 = Clinic referral — the patient was admitted upon the recommendation of this facility's clinic physician
3 = HMO referral — reserved for national Prior to 3/08, HMO referral — the patient was admitted upon the recommendation of a health maintenance organization (HMO) physician
4 = Transfer from hospital (Different Facility) — the patient was admitted to this facility as a hospital transfer from an acute care facility where he or she was an inpatient
5 = Transfer from a skilled nursing facility (SNF) or Intermediate Care Facility (ICF) — the patient was admitted to this facility as a transfer from a SNF or ICF where he or she was a resident
6 = Transfer from another health care facility — the patient was admitted to this facility as a transfer from another type of health care facility not defined elsewhere in this code list where he or she was an inpatient
7 = Emergency room — the patient was admitted to this facility after receiving services in this facility's emergency room department (CMS discontinued this code 07/2010, although a small number of claims with this code appear after that time)
8 = Court/law enforcement — the patient was admitted upon the direction of a court of law or upon the request of a law enforcement agency's representative
9 = Information not available — how the patient was admitted is not known
A = Reserved for national assignment. (eff. 3/08) Prior to 3/08 defined as: Transfer from a critical access hospital — patient was admitted/referred to this facility as a transfer from a critical access hospital

For Newborn Type of Admission:

1 = Normal delivery — a baby delivered without complications
2 = Premature delivery — a baby delivered with time and/or weight factors qualifying it for premature status
3 = Sick baby — a baby delivered with medical complications, other than those relating to premature status
4 = Extramural birth — a baby delivered in a nonsterile environment
5 = Reserved for national assignment
6 = Reserved for national assignment
7 = Reserved for national assignment
8 = Reserved for national assignment
9 = Information not available