Medicare provider / supplier specialty codes

Here is the list of Medicare provider / supplier specialty codes you can use as a reference during the enrollment process.

Code Description
01 General practice
02 General surgery
03 Allergy / immunology
04 Otolaryngology
05 Anesthesiology
06 Cardiovascular Disease (Cardiology) 
07 Dermatology
08 Family practice / Family Medicine 
09 Interventional pain management
10 Gastroenterology 
11 Internal medicine
12 Osteopathic manipulative medicine
13 Neurology
14 Neurosurgery
15 Speech language pathologist in private practice
16 Obstetrics / gynecology
17 Hospice and palliative care
18 Ophthalmology
19 Oral surgery (dentists only)
20 Orthopedic surgery
21 Cardiac electrophysiology
22 Pathology
23 Sports medicine
24 Plastic and reconstructive surgery
25 Physical medicine and rehabilitation
26 Psychiatry
27 Geriatric psychiatry
28 Colorectal surgery (formerly proctology)
29 Pulmonary disease
30 Diagnostic radiology
31 Intensive cardiac rehabilitation
32 Anesthesiologist assistant
33 Thoracic surgery
34 Urology
35 Chiropractic
36 Nuclear medicine
37 Pediatric medicine
38 Geriatric medicine
39 Nephrology
40 Hand surgery
41 Optometry
42 Certified nurse midwife
43 Certified registered nurse anesthetist (CRNA) 
44 Infectious disease
45 Mammography screening center
46 Endocrinology
47 Independent diagnostic testing facility
48 Podiatry
49 Ambulatory surgical center
50 Nurse practitioner
59 Ambulance service (private) 
60 Public health or welfare agencies (federal, state, and local)
61 Voluntary health or charitable agencies (e.g., National Cancer Society, National Heart Association, Catholic Charities)
62 Psychologist (billing independently)
63 Portable X-ray supplier (billing independently)
64 Audiologist (billing independently)
65 Physical therapist in private practice
66 Rheumatology
67 Occupational therapist in private practice
68 Clinical psychologist 
69 Clinical laboratory (billing independently)
70 Single or multi-specialty clinic or group practice (PA Group)
71 Registered dietician / nutrition professional
72 Pain management
73 Mass immunization roster biller
74 Radiation therapy center
76 Peripheral vascular disease
77 Vascular surgery
78 Cardiac surgery
79 Addiction medicine
80 Clinical social worker
81 Critical care (intensivists)
82 Hematology
83 Hematology / oncology
84 Preventive medicine
85 Maxillofacial surgery
86 Neuropsychiatry
87 All other suppliers, e.g., drug stores
88 Unknown provider
89 Certified clinical nurse specialist
90 Medical oncology
91 Surgical oncology
92 Radiation oncology
93 Emergency medicine
94 Interventional radiology
95 Unknown supplier
97 Physician assistant
98 Gynecological / oncology
99 Unknown physician specialty
A0 Hospital
A5 Pharmacy
C0 Sleep medicine
C1 Centralized flu biller
C2 Indirect payment procedure
C3 Interventional cardiology
C4 Restricted use
C5 Dentist
C6 Hospitalist
C7 Advanced heart failure and transplant cardiology
C8 Medical toxicology
C9 Hematopoietic cell transplantation and cellular therapy
D1 Medicare Diabetes Prevention Program
D2 MDPP supplier -- in-person with distance learning
D3 Medical genetics and genomics
D4 Undersea and Hyperbaric Medicine
D5 Opioid Treatment Program
D6 Home Infusion Therapy Services 
D7 Micrographic Dermatologic Surgery (MDS) 
D8 Adult Congenital Heart Disease (ACHD)
E1 Marriage and Family Therapist (MFT)
E2 Mental Health Counselor (MHC)
E3 Dental Anesthesiology
E4 Dental Public Health
E5 Endodontics
E6 Oral and Maxillofacial Pathology
E7 Oral and Maxillofacial Radiology 
E9 Oral Medicine
F1 Orofacial Pain
F2 Orthodontics and Dentofacial Orthopedics
F3 Pediatric Dentistry
F4 Periodontics
F5 Prosthodontics