Definitive Healthcare tracks more than 122,000 physician groups in the U.S.
Here are the 15 largest independent groups along with the number of physicians they employ, according to Definitive Healthcare.
- HealthCare Partners IPA (Garden City, N.Y.): 4,891
- Santa Clara County IPA (San Mateo, Ca.): 857
- IPA of Nassau & Suffolk Counties (Commack, N.Y.): 799
- Patient Physician Network IPA (Plano, Texas): 519
- Mount Auburn Cambridge IPA (Brighton, Mass.): 367
- Torrance (Calif.) Memorial IPA Medical Group: 352
- Allcare IPA (Modesto, Calif): 277
- Valley Care IPA (Camarillo, Calif.): 238
- St. Vincent IPA Medical Group (Vista, Calif): 183
- Lakewood IPA (Compton, Calif.): 145
- Greater Tri Cities IPA Medical Group (Vista, Calif.): 130
- Independent Emergency Physicians (Farmington Hills, Mich.): 109
- Independent Hospitalists (Anthem, Ariz.): 96
- Santa Barbara Select IPA (Oxnard, Calif.): 87
- Allied Pacific IPA Healthcare City (Alhambra, Calif.): 22
