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Clinical Laboratories and Pathology Groups

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Nine of the 10 largest medical groups are located on the East and West coasts

When it comes to the list of the 20 largest physicians groups in the United States, Kaiser Permanente is at the top. With 7,000 physicians, Permanente Medical Group in Northern California is the nation’s largest. Number two is Southern California Permanente Medical Group, based in Pasadena, California. At number 20 is the University of Indiana School of Medicine with 1,481 physicians.

This list was prepared by the Medical Group Management Association  (MGMA) and published in Modern Healthcare . One interesting fact is that all but one of the 10 largest medical practices are located on the east or west coast. Overall, six of the top 20 medical groups are located in the Midwest, one in Texas, and the rest in coastal cities.

There are 51, 280 physicians practicing in the nation’s 20 largest medical groups. This represents about 6.4% of the 800,000 physicians licensed in the United States – P. Kirk

20 Largest Medical Groups:  

RANK – GROUP # OF DOCTORS CITY
1. Permanente Medical Group 7,000 Oakland
2. Southern California Permanente Medical Group 6,400 Pasadena
3. Bellevue Hospital Center 4,000 New York
4. University of Medicine & Dentistry of Newark 2,816 Newark
5. Albert Einstein College of Medicine of Yeshiva Univ. 2,775 New York
6. University of Pittsburgh Medical Center 2,700 Pittsburgh
7. Johns Hopkins University 2,694 Baltimore
8. Columbia University Medical Center 2,189 New York
9. David Geffen School of Medicine at UCLA 2,000 Los Angeles
10. Mayo Clinic 1,995 Rochester
11. University of Washington Medicine 1,830 Seattle
12. Northeastern Ohio Univ. Colleges of Med & Pharmacy 1,800 Rootstown
13. University of Michigan Health System 1,746 Ann Arbor
14. Massachusetts General Hospital 1,746 Boston
15. University of Pennsylvania Medicine 1,700 Philadelphia
16. Baylor College of Medicine 1,607 Houston
17. University of Illinois Medical Center at Chicago 1,604 Chicago
18. Northwestern Memorial Hospital 1,600 Chicago
19. Winthrop University Hospital 1,525 Mineola
20. Indiana University School of Medicine 1,481 Indianapolis
Total all physicians from all groups: 51,208  
Source: MGMA, Englewood, Colorado    
     

Related Information:

Largest medical group practices

Is Integration in Large Medical Groups Associated With Quality? (PDF)

Benefits of and Barriers to Large Medical Group Practice in the United States (PDF)

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