Anesthesiologist Assistant 50 76 -26

Addiction medicine 64 75 -11

Neuropsychiatry 37 48 -11

Peripheral vascular disease 37 46 -9

Interventional Pain Management 21 28 -7

Mass Immunization Roster Biller 65 72 -7

Sports Medicine 61 67 -6

Endocrinology 69 73 -4

Podiatry 33 37 -4

Registered Dietician/Nutrition Professional 52 56 -4

Licensed clinical social worker 19 23 -4

Gynecologist/oncologist 4 8 -4

Anesthesiology 48 51 -3

Diagnostic radiology 31 34 -3

Nuclear medicine 29 32 -3

Geriatric medicine 6 9 -3

Obstetrics/gynecology 55 57 -2

Cardiac Electrophysiology 66 68 -2

Psychiatry 43 45 -2

Thoracic surgery 25 27 -2

Hand surgery 72 74 -2

Clinical psychologist (billing indepedently) 18 20 -2

Occupational therapist 58 60 -2

Single or Multispecialty clinic or group practice 17 19 -2

Hematology 5 7 -2

Radiation oncology 3 5 -2

Neurosurgery 9 10 -1

Hospice and Palliative Care 13 14 -1

Urology 60 61 -1

Chiropractic 28 29 -1

Physical therapist 53 54 -1

Preventive medicine 49 50 -1

Certified clinical nurse specialist 12 13 -1

Interventional radiology 41 42 -1

Physician assistant 23 24 -1

Family practice 36 36 0

Neurology 62 62 0

Orthopedic surgery 47 47 0

Physical medicine and rehabilitation 16 16 0

Table 7A. Rank Comparison for TINs with 1+ EPs - Specialty-Adjusted (weighted by 

Charges in each Specialty)

Rank by % of Relationships in High Cost TINs

Specialty Rank in Original 

Analysis

Rank in SpecialtyAdjusted AnalysisDifference in Rank 

(Original - Adjusted)
Nurse practitioner 15 15 0

Rheumatology 63 63 0

Pain Management 11 11 0

Cardiac surgery 35 35 0

Hematology/oncology 2 2 0

Medical oncology 1 1 0

General surgery 22 21 1

Gastroenterology 67 66 1

Pathology 39 38 1

Plastic and Reconstructive surgery 45 44 1

Certified nurse midwife 54 53 1

Certified Registered Nurse Anesthetists (CRNA) 26 25 1

Infectious disease 34 33 1

Vascular surgery 40 39 1

Emergency medicine 32 31 1

Allergy/immunology 71 69 2

Internal medicine 14 12 2

Pulmonary disease 51 49 2

Clinical psychologist 24 22 2

Critical care (intensivists) 42 40 2

General practice 20 17 3

Oral surgery (dentists only) 46 43 3

Audiologist 74 71 3

Surgical oncology 7 4 3

Cardiology 59 55 4

Colorectal surgery 30 26 4

Nephrology 68 64 4

Maxillofacial surgery 56 52 4

Unknown physician specialty 10 6 4

Otolaryngology 70 65 5

Dermatology 75 70 5

Geriatric Psychiatry 8 3 5

Osteopathic manipulative therapy 27 18 9

Speech-language pathologist 44 30 14

Optometry 73 59 14

Pediatric medicine 57 41 16

Ophthalmology 76 58 18

*Note: green indicates that a specialty had higher rank (proportionally more high cost 

billing relationships) when evaluating overall per capita cost than when evaluating 

specialty-weighted per capita cost. Yellow indicates that a specialty had a lower rank 

when evaluating overall per capita cost than when evaluating specialty-weighted per 

capita cost.
Table 7B. Quintile Stability - Values

1 2 3 4 5

1 15 - - - -

2 - 14 1 - -

3 - 1 12 2 -

4 - - 2 11 2

5 - - - 2 14

Table 7C. Quintile Stability - Percent

1 2 3 4 5

1 100% 0% 0% 0% 0% 100%

2 0% 93% 7% 0% 0% 100%

3 0% 7% 80% 13% 0% 100%

4 0% 0% 13% 73% 13% 100%

5 0% 0% 0% 13% 88% 100%

Specialty-Adjusted Quintile

Specialty-Adjusted Quintile Total

Original 

Quintile

Original 

Quintile