Note: Billing relationships are defined as an instance of an EP billing under a given TIN. Each EP can have multi

Table 4. EP Specialty Composition of Each Cost Range for TINs with 1+ EPs and 20+ Beneficiaries - Specialty Wei

Low Medium

Medical oncology 94% 3,709 0.2% 55.2%

Hematology/oncology 90% 10,156 0.4% 63.7%

Radiation oncology 56% 3,666 1.8% 71.5%

Gynecologist/oncologist 76% 1,038 1.7% 75.5%

Hematology 92% 1,100 0.4% 77.5%

Geriatric medicine 93% 2,593 0.4% 79.1%

Surgical oncology 81% 832 0.8% 79.4%

Geriatric Psychiatry 44% 57 0.0% 82.5%

Neurosurgery 67% 3,729 0.9% 83.3%

Unknown physician specialty 54% 167 0.6% 83.8%

Pain Management 56% 1,011 1.1% 85.5%

Certified clinical nurse specialist 43% 1,275 2.5% 84.9%

Hospice and Palliative Care 81% 323 0.3% 87.6%

Internal medicine 83% 111,221 1.0% 87.3%

Nurse practitioner 71% 51,908 5.3% 83.6%

Physical medicine and rehabilitation 57% 5,590 1.4% 87.9%

Single or Multispecialty clinic or group practice 36% 3,142 6.8% 83.3%

Clinical psychologist (billing indepedently) 4% 31 9.7% 80.6%

Licensed clinical social worker 13% 4,724 7.4% 83.4%

General practice 64% 8,279 4.7% 86.2%

Interventional Pain Management 58% 1,893 2.1% 89.1%

General surgery 63% 17,133 1.3% 90.1%

Physician assistant 70% 42,071 3.9% 87.9%

Clinical psychologist 15% 4,583 3.2% 88.7%

Thoracic surgery 62% 1,889 0.1% 91.9%

Certified Registered Nurse Anesthetists (CRNA) 31% 16,191 1.0% 91.1%

Osteopathic manipulative therapy 57% 457 3.9% 88.2%

Chiropractic 2% 843 2.6% 89.6%

Nuclear medicine 46% 494 2.2% 90.1%

Colorectal surgery 59% 953 2.9% 89.4%

Diagnostic radiology 29% 15,926 0.6% 92.0%

Emergency medicine 37% 23,335 3.4% 89.3%

Podiatry 16% 3,303 1.9% 91.0%

Infectious disease 70% 4,747 2.1% 90.9%

Cardiac surgery 59% 1,527 0.5% 92.6%

Family practice 85% 93,888 1.1% 92.2%

Peripheral vascular disease 69% 90 0.0% 93.3%

Neuropsychiatry 36% 75 4.0% 89.3%

Pathology 39% 6,033 3.1% 90.3%

Specialty

Total Billing 

Relationships 

Captured

Cost Range Composition for EPs of ea

Original per Capita Cost Anal

 (rows sum to 100% )

Percent Billing 

Relationships 

Captured
Vascular surgery 68% 2,999 0.5% 92.8%

Interventional radiology 37% 820 0.9% 92.7%

Critical care (intensivists) 75% 2,887 1.6% 92.1%

Psychiatry 35% 13,202 4.8% 89.4%

Speech-language pathologist 28% 364 6.3% 87.9%

Plastic and Reconstructive surgery 32% 1,979 5.2% 89.1%

Oral surgery (dentists only) 14% 456 0.9% 93.4%

Orthopedic surgery 76% 21,086 2.4% 92.2%

Anesthesiology 30% 14,039 1.5% 93.5%

Preventive medicine 76% 532 2.6% 92.5%

Anesthesiologist Assistant 29% 372 0.0% 95.4%

Pulmonary disease 78% 10,840 2.8% 92.7%

Registered Dietician/Nutrition Professional 63% 2,080 2.9% 92.9%

Physical therapist 16% 7,468 2.1% 93.7%

Certified nurse midwife 72% 1,953 1.9% 94.2%

Obstetrics/gynecology 54% 21,006 7.7% 88.7%

Maxillofacial surgery 12% 226 0.9% 95.6%

Pediatric medicine 73% 8,540 1.1% 95.6%

Occupational therapist 28% 1,623 2.5% 94.1%

Cardiology 77% 34,291 4.0% 92.7%

Urology 82% 10,250 4.9% 92.3%

Sports Medicine 96% 305 0.0% 97.4%

Neurology 74% 13,147 4.8% 92.5%

Rheumatology 85% 4,771 3.7% 93.9%

Addiction medicine 48% 85 4.7% 92.9%

Mass Immunization Roster Biller 0% 153 2.0% 96.1%

Cardiac Electrophysiology 85% 1,229 1.5% 96.5%

Gastroenterology 75% 12,363 4.1% 93.9%

Nephrology 82% 8,983 14.5% 83.6%

Endocrinology 88% 5,987 9.8% 88.6%

Otolaryngology 73% 8,238 18.6% 79.8%

Allergy/immunology 48% 2,078 8.3% 90.3%

Hand surgery 76% 1,290 2.0% 96.7%

Optometry 13% 4,771 21.1% 78.0%

Audiologist 48% 3,636 19.1% 80.0%

Dermatology 74% 9,866 49.5% 49.7%

Ophthalmology 53% 12,933 24.3% 75.0%

Total 696,830

*Note: green indicates that a specialty had proportionally more high cost billing relationships when evaluating 

proportionally fewer high cost billing relationships when evaluating straight per capita cost than when evaluat
 Each EP can have multiple billing relationships, as can each TIN.

eficiaries - Specialty Weight by Percent of TIN Charges

High Total Low Medium High Low

44.6% 100.0% 0.1% 18.2% -18.3% 0.0%

35.9% 100.0% 0.4% 16.7% -17.1% 0.2%

26.7% 100.0% 0.7% 9.4% -10.1% 0.1%

22.7% 100.0% 0.0% 7.5% -7.5% 0.0%

22.1% 100.0% 0.3% 6.6% -6.8% 0.0%

20.5% 100.0% 0.9% 4.5% -5.4% 0.1%

19.7% 100.0% 0.6% 2.1% -2.7% 0.0%

17.5% 100.0% 0.0% 0.0% 0.0% 0.0%

15.8% 100.0% 0.6% 1.7% -2.3% 0.1%

15.6% 100.0% 0.0% -0.6% 0.6% 0.0%

13.5% 100.0% 0.5% 0.4% -0.9% 0.0%

12.5% 100.0% 0.3% 1.3% -1.6% 0.0%

12.1% 100.0% 0.0% 1.5% -1.5% 0.0%

11.7% 100.0% 0.6% -0.2% -0.4% 3.1%

11.1% 100.0% 0.2% 0.5% -0.7% 1.9%

10.7% 100.0% 1.1% -0.3% -0.8% 0.3%

9.8% 100.0% -1.2% 1.7% -0.5% 0.0%

9.7% 100.0% 2.8% -2.5% -0.3% 0.0%

9.2% 100.0% 1.7% -0.7% -1.0% 0.5%

9.2% 100.0% 1.7% -2.2% 0.5% 0.7%

8.8% 100.0% 1.0% 0.0% -1.0% 0.1%

8.6% 100.0% 0.4% -0.7% 0.3% 0.4%

8.3% 100.0% -0.8% 1.1% -0.3% -0.4%

8.1% 100.0% 0.7% -0.8% 0.2% 0.2%

8.0% 100.0% 0.1% 0.1% -0.2% 0.0%

7.9% 100.0% 0.0% 0.0% 0.0% 0.1%

7.9% 100.0% 1.3% -2.8% 1.5% 0.0%

7.8% 100.0% 0.2% -0.1% -0.1% 0.0%

7.7% 100.0% 0.0% 0.2% -0.2% 0.0%

7.7% 100.0% 0.8% -1.1% 0.3% 0.0%

7.4% 100.0% 0.2% 0.0% -0.2% 0.2%

7.3% 100.0% 0.8% -1.1% 0.3% 1.1%

7.1% 100.0% 0.4% 0.0% -0.4% 0.1%

7.0% 100.0% 0.3% -0.5% 0.2% 0.1%

6.9% 100.0% 0.1% -0.1% 0.1% 0.0%

6.7% 100.0% 0.5% -0.6% 0.1% 2.3%

6.7% 100.0% 0.0% 1.1% -1.1% 0.0%

6.7% 100.0% 0.0% 1.3% -1.3% 0.0%

6.6% 100.0% -1.0% 0.9% 0.1% -0.1%

Difference in Percentage Points of Cost Range 

Composition for EPs of each Specialty

(Specialty-Adjusted minus Original)

Difference in Percentage Points 

Composition for each Cost Ra

(Specialty-Adjusted minus O

omposition for EPs of each Specialty

nal per Capita Cost Analysis

 (rows sum to 100% )
6.6% 100.0% 0.0% 0.0% 0.0% 0.0%

6.5% 100.0% -0.1% 0.2% -0.1% 0.0%

6.2% 100.0% 0.1% -0.5% 0.4% 0.0%

5.9% 100.0% 1.2% -1.0% -0.2% 0.9%

5.8% 100.0% -1.2% -0.6% 1.8% 0.0%

5.7% 100.0% -1.8% 1.7% 0.1% -0.1%

5.7% 100.0% 0.6% -1.0% 0.4% 0.0%

5.4% 100.0% 1.1% -1.2% 0.1% 1.2%

5.0% 100.0% 0.6% -0.8% 0.2% 0.4%

4.9% 100.0% 0.6% -0.9% 0.4% 0.0%

4.6% 100.0% 12.3% -7.9% -4.3% 0.2%

4.6% 100.0% 0.2% -0.9% 0.7% 0.2%

4.2% 100.0% -0.7% 1.0% -0.2% 0.0%

4.2% 100.0% 1.0% -1.0% 0.0% 0.4%

3.9% 100.0% 0.1% -0.4% 0.4% 0.0%

3.6% 100.0% 0.1% -0.4% 0.3% 0.9%

3.5% 100.0% 0.0% -0.9% 0.9% 0.0%

3.4% 100.0% 0.2% -3.3% 3.1% 0.1%

3.4% 100.0% 1.1% -1.2% 0.1% 0.1%

3.2% 100.0% -0.3% -0.4% 0.8% 0.3%

2.8% 100.0% -0.6% 0.5% 0.2% 0.0%

2.6% 100.0% 2.6% -2.6% 0.0% 0.0%

2.6% 100.0% -0.2% -0.1% 0.3% 0.3%

2.5% 100.0% 0.0% -0.4% 0.3% 0.1%

2.4% 100.0% 0.0% 1.2% -1.2% 0.0%

2.0% 100.0% 0.7% -0.7% 0.0% 0.0%

2.0% 100.0% -0.5% 0.0% 0.5% 0.0%

1.9% 100.0% 0.1% -0.8% 0.7% 0.3%

1.9% 100.0% -4.4% 3.7% 0.7% -0.8%

1.6% 100.0% -2.4% 2.1% 0.2% -0.2%

1.6% 100.0% -5.5% 4.3% 1.1% -0.9%

1.3% 100.0% -3.0% 2.0% 1.0% -0.1%

1.2% 100.0% 1.2% -1.3% 0.1% 0.1%

0.9% 100.0% -10.0% 7.4% 2.6% -1.3%

0.9% 100.0% -6.2% 5.0% 1.2% -0.5%

0.8% 100.0% -28.9% 27.5% 1.4% -8.4%

0.7% 100.0% -12.2% 9.0% 3.2% -4.4%

0.0%

nships when evaluating straight per capita cost than when evaluating the specialty-weighted per capita cost. Yellow indicates that a sp

 cost than when evaluating the specialty-weighted per capita cost.
Medium High

0.1% -1.2%

0.3% -3.0%

0.1% -0.6%

0.0% -0.1%

0.0% -0.1%

0.0% -0.2%

0.0% 0.0%

0.0% 0.0%

0.0% -0.1%

0.0% 0.0%

0.0% 0.0%

0.0% 0.0%

0.0% 0.0%

-0.2% 0.2%

0.0% -0.3%

0.0% 0.0%

0.0% 0.0%

0.0% 0.0%

0.0% -0.1%

0.0% 0.1%

0.0% 0.0%

0.0% 0.2%

0.0% 0.1%

0.0% 0.0%

0.0% 0.0%

0.0% 0.1%

0.0% 0.0%

0.0% 0.0%

0.0% 0.0%

0.0% 0.0%

0.0% 0.0%

-0.1% 0.3%

0.0% 0.0%

0.0% 0.0%

0.0% 0.0%

-0.2% 0.7%

0.0% 0.0%

0.0% 0.0%

0.0% 0.0%

ifference in Percentage Points of Specialty 

Composition for each Cost Range of TINs

(Specialty-Adjusted minus Original)
0.0% 0.0%

0.0% 0.0%

0.0% 0.0%

0.0% 0.0%

0.0% 0.0%

0.0% 0.0%

0.0% 0.0%

-0.1% 0.1%

0.0% 0.1%

0.0% 0.0%

0.0% 0.0%

0.0% 0.2%

0.0% 0.0%

0.0% 0.0%

0.0% 0.0%

0.0% 0.2%

0.0% 0.0%

-0.1% 0.5%

0.0% 0.0%

-0.1% 0.6%

0.0% 0.1%

0.0% 0.0%

0.0% 0.1%

0.0% 0.0%

0.0% 0.0%

0.0% 0.0%

0.0% 0.0%

0.0% 0.2%

0.0% 0.1%

0.0% 0.0%

0.0% 0.2%

0.0% 0.0%

0.0% 0.0%

0.1% 0.2%

0.0% 0.1%

0.4% 0.3%

0.2% 0.8%

0.0% 0.0%

ost. Yellow indicates that a specialty had