Prescribing by Specialty

205 medical specialties ranked by number of Medicare Part D prescribers.

#	Specialty	Prescribers	Drug Cost	Claims	Avg Opioid Rate	Avg Brand %
1	Nurse Practitioner	258,730	$45.57B	286,595,189	11.3%	15.8%
2	Dentist	131,349	$85.1M	11,628,958	20.4%	13.5%
3	Physician Assistant	129,444	$16.88B	104,381,176	21.3%	14.5%
4	Internal Medicine	128,226	$43.77B	366,120,204	4.2%	16.8%
5	Family Practice	116,540	$39.47B	404,853,035	3.9%	13.0%
6	Student in an Organized Health Care Education/Training Program	66,682	$1.23B	8,079,421	33.8%	20.4%
7	Emergency Medicine	54,622	$1.01B	15,554,205	14.3%	10.3%
8	Pharmacist	36,120	$1.52B	5,069,713	31.1%	95.3%
9	Obstetrics & Gynecology	34,229	$837.4M	6,254,711	14.2%	19.3%
10	Optometry	33,191	$1.70B	8,421,301	14.0%	40.8%
11	Psychiatry	23,909	$4.45B	33,625,896	4.2%	7.5%
12	General Surgery	22,097	$315.0M	3,306,147	41.9%	17.5%
13	Orthopedic Surgery	21,058	$173.7M	7,495,143	35.6%	5.0%
14	Ophthalmology	19,647	$4.25B	27,271,705	10.0%	39.1%
15	Hospitalist	19,524	$1.03B	9,522,250	6.3%	16.2%
16	Cardiology	19,360	$12.90B	65,203,698	2.0%	17.5%
17	Psychiatry & Neurology	16,001	$802.8M	5,707,106	10.6%	10.3%
18	Podiatry	15,772	$316.1M	4,896,847	14.9%	8.9%
19	Neurology	14,711	$10.15B	21,483,971	4.8%	14.5%
20	Gastroenterology	14,593	$6.06B	12,774,331	2.9%	19.9%
21	Dermatology	14,371	$4.38B	10,324,037	8.5%	10.1%
22	Urology	11,001	$3.07B	14,109,111	5.6%	12.6%
23	Otolaryngology	10,646	$318.5M	5,459,485	11.3%	6.7%
24	Pulmonary Disease	9,771	$8.87B	14,443,066	2.4%	71.7%
25	Nephrology	9,323	$2.62B	13,664,551	2.7%	14.8%
26	General Practice	9,097	$2.34B	27,700,949	5.8%	13.2%
27	Physical Medicine and Rehabilitation	9,043	$498.7M	7,250,956	28.7%	8.5%
28	Hematology-Oncology	8,976	$18.78B	8,234,723	8.4%	26.6%
29	Pediatric Medicine	8,802	$555.8M	2,435,271	10.9%	29.1%
30	Endocrinology	6,583	$9.71B	18,625,374	1.8%	53.6%
31	Anesthesiology	6,162	$326.5M	5,012,927	44.0%	8.6%
32	Infectious Disease	5,984	$3.87B	4,043,443	3.6%	34.7%
33	Oral Surgery (Dentist only)	5,813	$13.7M	2,081,926	25.0%	6.1%
34	Rheumatology	5,185	$9.35B	11,426,207	6.5%	17.4%
35	Radiation Oncology	4,884	$140.9M	877,656	18.6%	15.3%
36	Interventional Cardiology	4,708	$2.46B	14,182,740	0.9%	15.9%
37	Allergy/ Immunology	3,982	$1.62B	2,855,779	2.5%	38.9%
38	Neurosurgery	3,843	$52.3M	702,391	36.3%	11.6%
39	Plastic and Reconstructive Surgery	3,816	$18.0M	424,092	33.2%	16.4%
40	Medical Oncology	3,618	$5.64B	2,593,793	8.5%	24.2%
41	Vascular Surgery	3,467	$112.7M	726,689	20.7%	20.6%
42	Diagnostic Radiology	3,322	$42.4M	257,861	35.6%	27.5%
43	Certified Nurse Midwife	2,912	$18.3M	193,228	7.4%	18.5%
44	Pain Management	2,816	$315.6M	5,212,136	44.7%	5.8%
45	Specialist	2,763	$119.9M	666,585	23.0%	20.7%
46	Neuropsychiatry	2,640	$140.5M	925,066	14.8%	11.1%
47	Orthopaedic Surgery	2,637	$9.1M	176,210	46.7%	16.2%
48	Clinical Cardiac Electrophysiology	2,624	$1.29B	4,359,692	2.9%	27.4%
49	Certified Clinical Nurse Specialist	2,050	$388.2M	2,038,919	19.6%	14.8%
50	Critical Care (Intensivists)	2,041	$914.8M	1,346,984	18.5%	66.3%