Place of Service Codes – Updated List (2024)

Welcome to the detailed guide on Place of Service Codes (CMS POS codes), a crucial component in the intricate landscape of medical billing. These CMS Place of Service Codes play a pivotal role in accurately documenting where healthcare services are provided. In this guide, we will delve into the significance of Place of Service Codes, unraveling their impact on medical billing accuracy and reimbursement processes.

Place of Service Codes

Place of Service Codes

The Centers for Medicare & Medicaid Services (CMS) designate the Place of Service Codes.

The Centers for Medicare & Medicaid Services (CMS) designate the Place of Service Codes. These codes serve as a universal language that helps healthcare providers and insurers navigate the complexities of billing and reimbursement. POS codes provide a structured framework for recording the specific locations where patient care is delivered, ranging from office settings to inpatient facilities.

Understanding and correctly applying CMS POS codes is paramount for healthcare professionals and billing specialists. By adhering to these codes, healthcare providers contribute to the efficiency of the billing process, fostering transparent communication between healthcare entities and payers.

Place of Service Codes List

We have listed all the place of service codes used for the reimbursement of health care claims in the table below. You can also use the Place of Service Codes Lookup to check the details and description of a particular place of service code that you are looking for. You can do this simply by searching a place of service code in the search bar of below table.

Place of Service Code(s)Place of Service NamePlace of Service Description
01Pharmacy **A facility or location where drugs and other medically related items and services are sold, dispensed, or otherwise provided directly to patients.(Effective October 1, 2003)
02Telehealth Provided Other than in Patient’s HomeThe location where health services and health related services are provided or received, through telecommunication technology. Patient is not located in their home when receiving health services or health related services through telecommunication technology.  (Effective January 1, 2017) (Description change effective January 1, 2022, and applicable for Medicare April 1, 2022.)
03SchoolA facility whose primary purpose is education.(Effective January 1, 2003)
04Homeless ShelterA facility or location whose primary purpose is to provide temporary housing to homeless individuals (e.g., emergency shelters, individual or family shelters).  (Effective January 1, 2003)
05Indian Health ServiceFree-standing FacilityA facility or location, owned and operated by the Indian Health Service, which provides diagnostic, therapeutic (surgical and non-surgical), and rehabilitation services to American Indians and Alaska Natives who do not require hospitalization.  (Effective January 1, 2003)
06Indian Health ServiceProvider-based FacilityA facility or location, owned and operated by the Indian Health Service, which provides diagnostic, therapeutic (surgical and non-surgical), and rehabilitation services rendered by, or under the supervision of, physicians to American Indians and Alaska Natives admitted as inpatients or outpatients.  (Effective January 1, 2003)
07Tribal 638Free-standingFacilityA facility or location owned and operated by a federally recognized American Indian or Alaska Native tribe or tribal organization under a 638 agreement, which provides diagnostic, therapeutic (surgical and non-surgical), and rehabilitation services to tribal members who do not require hospitalization.  (Effective January 1, 2003)
08Tribal 638Provider-basedFacilityA facility or location owned and operated by a federally recognized American Indian or Alaska Native tribe or tribal organization under a 638 agreement, which provides diagnostic, therapeutic (surgical and non-surgical), and rehabilitation services to tribal members admitted as inpatients or outpatients.(Effective January 1, 2003)
09Prison/Correctional FacilityA prison, jail, reformatory, work farm, detention center, or any other similar facility maintained by either Federal, State or local authorities for the purpose of confinement or rehabilitation of adult or juvenile criminal offenders.  (Effective July 1, 2006)
10Telehealth Provided in Patient’s HomeThe location where health services and health related services are provided or received, through telecommunication technology. Patient is located in their home (which is a location other than a hospital or other facility where the patient receives care in a private residence) when receiving health services or health related services through telecommunication technology.(This code is effective January 1, 2022, and available to Medicare April 1, 2022.)
11OfficeLocation, other than a hospital, skilled nursing facility (SNF), military treatment facility, community health center, State or local public health clinic, or intermediate care facility (ICF), where the health professional routinely provides health examinations, diagnosis, and treatment of illness or injury on an ambulatory basis.
12HomeLocation, other than a hospital or other facility, where the patient receives care in a private residence.
13Assisted Living FacilityCongregate residential facility with self-contained living units providing assessment of each resident’s needs and on-site support 24 hours a day, 7 days a week, with the capacity to deliver or arrange for services including some health care and other services.  (Effective October 1, 2003)
14Group Home *A residence, with shared living areas, where clients receive supervision and other services such as social and/or behavioral services, custodial service, and minimal services (e.g., medication administration).  (Effective October 1, 2003)
15Mobile UnitA facility/unit that moves from place-to-place equipped to provide preventive, screening, diagnostic, and/or treatment services.(Effective January 1, 2003)
16Temporary LodgingA short term accommodation such as a hotel, camp ground, hostel, cruise ship or resort where the patient receives care, and which is not identified by any other POS code.(Effective January 1, 2008)
17Walk-in Retail Health ClinicA walk-in health clinic, other than an office, urgent care facility, pharmacy or independent clinic and not described by any other Place of Service code, that is located within a retail operation and provides, on an ambulatory basis, preventive and primary care services. (This code is available for use immediately with a final effective date of May 1, 2010)
18Place of Employment-
Worksite
A location, not described by any other POS code, owned or operated by a public or private entity where the patient is employed, and where a health professional provides on-going or episodic occupational medical, therapeutic or rehabilitative services to the individual. (This code is available for use effective January 1, 2013 but no later than May 1, 2013)
19Off Campus-Outpatient HospitalA portion of an off-campus hospital provider based department which provides diagnostic, therapeutic (both surgical and nonsurgical), and rehabilitation services to sick or injured persons who do not require hospitalization or institutionalization.  (Effective January 1, 2016)
20Urgent Care Facility Location, distinct from a hospital emergency room, an office, or a clinic, whose purpose is to diagnose and treat illness or injury for unscheduled, ambulatory patients seeking immediate medical attention.(Effective January 1, 2003)
21Inpatient HospitalA facility, other than psychiatric, which primarily provides diagnostic, therapeutic (both surgical and nonsurgical), and rehabilitation services by, or under, the supervision of physicians to patients admitted for a variety of medical conditions.
22On Campus-Outpatient HospitalA portion of a hospital’s main campus which provides diagnostic, therapeutic (both surgical and nonsurgical), and rehabilitation services to sick or injured persons who do not require hospitalization or institutionalization.  (Description change effective January 1, 2016)
23Emergency Room – HospitalA portion of a hospital where emergency diagnosis and treatment of illness or injury is provided.
24Ambulatory Surgical CenterA freestanding facility, other than a physician’s office, where surgical and diagnostic services are provided on an ambulatory basis.
25Birthing CenterA facility, other than a hospital’s maternity facilities or a physician’s office, which provides a setting for labor, delivery, and immediate post-partum care as well as immediate care of new born infants.
26Military Treatment FacilityA medical facility operated by one or more of the Uniformed Services. Military Treatment Facility (MTF) also refers to certain former U.S. Public Health Service (USPHS) facilities now designated as Uniformed Service Treatment Facilities (USTF).
27Outreach Site/ StreetA non-permanent location on the street or found environment, not described by any other POS code, where health professionals provide preventive, screening, diagnostic, and/or treatment services to unsheltered homeless individuals.(Effective October 1, 2023)
28-30UnassignedN/A
31Skilled Nursing FacilityA facility which primarily provides inpatient skilled nursing care and related services to patients who require medical, nursing, or rehabilitative services but does not provide the level of care or treatment available in a hospital.
32Nursing FacilityA facility which primarily provides to residents skilled nursing care and related services for the rehabilitation of injured, disabled, or sick persons, or, on a regular basis, health-related care services above the level of custodial care to other than individuals with intellectual disabilities.
33Custodial Care FacilityA facility which provides room, board and other personal assistance services, generally on a long-term basis, and which does not include a medical component.
34HospiceA facility, other than a patient’s home, in which palliative and supportive care for terminally ill patients and their families are provided.
35-40UnassignedN/A
41Ambulance – LandA land vehicle specifically designed, equipped and staffed for lifesaving and transporting the sick or injured.
42Ambulance – Air or WaterAn air or water vehicle specifically designed, equipped and staffed for lifesaving and transporting the sick or injured.
43-48UnassignedN/A
49Independent ClinicA location, not part of a hospital and not described by any other Place of Service code, that is organized and operated to provide preventive, diagnostic, therapeutic, rehabilitative, or palliative services to outpatients only.(Effective October 1, 2003)
50Federally Qualified Health CenterA facility located in a medically underserved area that provides Medicare beneficiaries preventive primary medical care under the general direction of a physician.
51Inpatient Psychiatric FacilityA facility that provides inpatient psychiatric services for the diagnosis and treatment of mental illness on a 24-hour basis, by or under the supervision of a physician.
52Psychiatric Facility-Partial HospitalizationA facility for the diagnosis and treatment of mental illness that provides a planned therapeutic program for patients who do not require full time hospitalization, but who need broader programs than are possible from outpatient visits to a hospital-based or hospital-affiliated facility.
53Community Mental Health CenterA facility that provides the following services: outpatient services, including specialized outpatient services for children, the elderly, individuals who are chronically ill, and residents of the CMHC’s mental health services area who have been discharged from inpatient treatment at a mental health facility; 24 hour a day emergency care services; day treatment, other partial hospitalization services, or psychosocial rehabilitation services; screening for patients being considered for admission to State mental health facilities to determine the appropriateness of such admission; and consultation and education services.
54Intermediate Care Facility/ Individuals with Intellectual DisabilitiesA facility which primarily provides health-related care and services above the level of custodial care to individuals but does not provide the level of care or treatment available in a hospital or SNF.
55Residential Substance Abuse Treatment FacilityA facility which provides treatment for substance (alcohol and drug) abuse to live-in residents who do not require acute medical care. Services include individual and group therapy and counseling, family counseling, laboratory tests, drugs and supplies, psychological testing, and room and board.
56Psychiatric Residential Treatment CenterA facility or distinct part of a facility for psychiatric care which provides a total 24-hour therapeutically planned and professionally staffed group living and learning environment.
57Non-residential Substance Abuse Treatment FacilityA location which provides treatment for substance (alcohol and drug) abuse on an ambulatory basis.  Services include individual and group therapy and counseling, family counseling, laboratory tests, drugs and supplies, and psychological testing. (Effective October 1, 2003)
58Non-residential Opioid Treatment FacilityA location that provides treatment for opioid use disorder on an ambulatory basis. Services include methadone and other forms of Medication Assisted Treatment (MAT). (Effective January 1, 2020)
59UnassignedN/A
60Mass Immunization CenterA location where providers administer pneumococcal pneumonia and influenza virus vaccinations and submit these services as electronic media claims, paper claims, or using the roster billing method. This generally takes place in a mass immunization setting, such as, a public health center, pharmacy, or mall but may include a physician office setting.
61Comprehensive Inpatient Rehabilitation FacilityA facility that provides comprehensive rehabilitation services under the supervision of a physician to inpatients with physical disabilities. Services include physical therapy, occupational therapy, speech pathology, social or psychological services, and orthotics and prosthetics services.
62Comprehensive Outpatient Rehabilitation FacilityA facility that provides comprehensive rehabilitation services under the supervision of a physician to outpatients with physical disabilities. Services include physical therapy, occupational therapy, and speech pathology services.
63-64UnassignedN/A
65End-Stage Renal Disease Treatment FacilityA facility other than a hospital, which provides dialysis treatment, maintenance, and/or training to patients or caregivers on an ambulatory or home-care basis.
66-70UnassignedN/A
71Public Health ClinicA facility maintained by either State or local health departments that provides ambulatory primary medical care under the general direction of a physician. 
72Rural Health ClinicA certified facility which is located in a rural medically underserved area that provides ambulatory primary medical care under the general direction of a physician.
73-80UnassignedN/A
81Independent LaboratoryA laboratory certified to perform diagnostic and/or clinical tests independent of an institution or a physician’s office.
82-98UnassignedN/A
99Other Place of ServiceOther place of service not identified above.

Most Common Place of Service Codes

The each specialty has its own Common Place of Service Codes. But here we are enlisting the POS codes with their detail description that most of peoples are looking for.

Place of Service 02

Place of Service 02 is associated with the designation of Telehealth services. The POS 02 is utilized when healthcare professionals deliver services to patients through telecommunication technologies. When a patient receives health services via telecommunication technology while not situated at home, we use the Place of Service 02.

Place of Service 10

Health services delivered via telecommunication technology, with patients accessing these services from their homes, which are non-institutional settings distinct from hospitals or other care facilities.

POS 12

Place of Service 12, commonly referred to as POS 12, is a specific code used in medical billing. In the context of POS codes, Place of Service 12 specifically signifies “Home.” When delivering medical services in a patient’s home, healthcare providers utilize this code. Healthcare professionals employ POS 12 for various in-home medical services, such as home health visits, home-based consultations, or other medical interventions conducted within the patient’s living environment.

Place of Service 19

POS 19: Off-Campus Outpatient Hospital – This pertains to a segment of an off-campus Outpatient hospital provider-based department that offers diagnostic, therapeutic (both surgical and nonsurgical), and rehabilitation services to individuals who are unwell or injured but do not necessitate hospitalization or institutional care. The Place of Service 19 is applied when medical procedures or treatments take place at a facility that is physically separated from the main hospital, yet still affiliated.

Place of Service 81 – POS 81

Place of Service 81, in medical billing designates services rendered in an independent laboratory setting. 81 Place of Service categorizing the location where medical procedures or tests take place. Healthcare professionals typically use POS 81 when conducting laboratory procedures outside traditional healthcare settings. This may include diagnostic tests such as blood tests, urine analyses, or genetic screenings.

Place of Service 22 – POS 22 In Medical Billing

Place of Service 22″ or “POS 22” refers to outpatient services provided in a temporary locations. In an off-campus, outpatient setting, such as a surgery center, diagnostic facility, or hospital, practitioners typically use this code when conducting medical procedures.

21 Place of Service – POS 21

21 POS is applied when delivering healthcare services to a patient admitted to a hospital as an inpatient. This code pertains to procedures like surgeries, diagnostic tests, and charges for hospital rooms. Place of Service Code 21commonly referred to as POS 21 specifically designates an inpatient hospital setting, emphasizing services rendered in a facility that provides care to patients who require overnight stay or intensive medical attention.

POS 23 – Place of Service 23

Place of Service 23: Hospital Emergency Room – POS 23 refers to the Emergency Room of a hospital. Medical professionals administer immediate diagnosis and treatment for illness or injury in a designated area within a hospital. Providers utilize POS-23 to deliver prompt and critical care to patients requiring immediate attention in emergency situations.

Read More About: BCBS Prefix Lookup 2024

POS 11 – Place of Service 11

Place of Service 11, commonly abbreviated as POS 11 specifically designates care delivered in an office setting, signaling that the medical service or procedure took place in a physician’s office. When delivering services in their office, clinic, or another outpatient setting not categorized as inpatient services like hospitals and skilled nursing facilities, healthcare providers apply POS 11.

POS 24

Place of Service 24, commonly referred to as POS 24 specifically represents a “Medicare Home” setting. Healthcare professionals utilize this code when delivering services to patients at a freestanding facility, other than a physician’s office. Mainly in POS 24 surgical and diagnostic services are provided on an ambulatory basis.

Place of Service 20 – Urgent Care POS

Place of Service 20, commonly referred to as Urgent Care POS signifies that the medical service took place in an Urgent Care facility, a specialized healthcare setting designed to offer immediate and non-emergency medical attention. Typically utilized for the treatment of acute illnesses or injuries that require prompt care but do not warrant a visit to the emergency room.

Read More About: HCPCS Code Lookup

Conclusion

In conclusion, understanding and accurately utilizing Place of Service (POS) codes is paramount in the realm of medical billing. These codes play a pivotal role in ensuring seamless and precise reimbursement processes, enabling healthcare providers to receive fair compensation for their services. By diligently applying the appropriate POS codes, medical professionals not only adhere to regulatory requirements but also contribute to the overall efficiency of the billing system.

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