Updated October 2026

Largest primary care groups in Louisiana

Medical group directory
Louisiana
Primary care

Groups: 903
Internal Medicine groups: 365
Nurse Practitioner groups: 263
Internal medicine specialists: 2,479
Nurse practitioner specialists: 807

There are 903 primary care groups in Louisiana with a Medicare PAC ID: 365 internal medicine, 263 nurse practitioner, 250 family medicine, 14 physician assistant and 10 general practice. Ochsner Health is the largest internal medicine group, with 626 internal medicine specialists, and RestorixHealth the largest nurse practitioner group, with 39 nurse practitioner specialists.

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Ochsner Health is the largest primary care group in Louisiana, with 2,298 physicians

Ranked by physicians with a Louisiana address linked to each group. LSU Health Shreveport is second with 654, and Our Lady of the Lake Physician Group third with 611. 20 Louisiana groups have 100 or more physicians.

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Primary care groups in Louisiana, ranked by physicians, 101 to 150
#	Medical group	Parent organization	Physicians	HCPs	Decision makers
101	Willis Knighton CardiologyShreveport · 6 sites	Parent on file	15	41	Decision makers
102	Northwest Louisiana NephrologyShreveport · 2 sites	-	15	30	Decision makers
103	Willis Knighton Pierremont CardiologyShreveport · 5 sites	Parent on file	15	30	Decision makers
104	Mercy Regional Medical CenterVille Platte · 9 sites	Parent on file	15	23	Decision makers
105	LCMC Health Clinical Services, LLCNew Orleans · 4 sites	Parent on file	15	22	Decision makers
106	LSU Healthcare NetworkNew Orleans · 3 sites	Parent on file	15	16	Decision makers
107	SCP HealthLafayette · 1 site	Parent on file	15	15	Decision makers
108	Plaquemines Medical CenterPort Sulphur · 3 sites	Parent on file	14	22	Decision makers
109	Advanced Cardiovascular SpecialistsShreveport · 3 sites	-	14	21	Decision makers
110	Memorial Internal Medicine - 3rd AvenueLake Charles · 5 sites	Parent on file	14	20	Decision makers
111	GastroIntestinal Specialists - Hospitalist GroupShreveport · 5 sites	-	14	14	Decision makers
112	Springhill Medical CenterSpringhill · 5 sites	Parent on file	13	32	Decision makers
113	Byrd Regional HospitalLeesville · 11 sites	Parent on file	13	27	Decision makers
114	Cardiology Specialists of AcadianaLafayette · 3 sites	-	13	20	Decision makers
115	The Family DoctorsShreveport · 1 site	-	13	20	Decision makers
116	Lake Charles Memorial Health SystemLake Charles · 4 sites	Parent on file	13	18	Decision makers
117	LSUHSC - Alexandria Family Medicine Residency ProgramAlexandria · 3 sites	Parent on file	13	13	Decision makers
118	Memorial LSUHSC Family MedicineLake Charles · 1 site	Parent on file	13	13	Decision makers
119	St. Francis Urgent CareMonroe · 7 sites	Parent on file	12	55	Decision makers
120	Total Urgent CareCut Off · 4 sites	Parent on file	12	35	Decision makers
121	theCLINICSAlexandria · 3 sites	-	12	33	Decision makers
122	Winn Parish Medical CenterWinnfield · 4 sites	Parent on file	12	26	Decision makers
123	Freedman Clinic of Internal Medicine, LLPAlexandria · 2 sites	-	12	20	Decision makers
124	LaSalle General HospitalJena · 2 sites	Parent on file	12	20	Decision makers
125	Lafayette Pulmonary ClinicLafayette · 1 site	-	12	19	Decision makers
126	SCP HealthLafayette · 1 site	Parent on file	12	12	Decision makers
127	Calcasieu Urgent CareLake Charles · 52 sites	Parent on file	11	278	Decision makers
128	Bossier Family MedicineBossier City · 3 sites	-	11	26	Decision makers
129	WK Pulmonary & Critical CareShreveport · 5 sites	Parent on file	11	25	Decision makers
130	Acadiana Renal PhysiciansLafayette · 4 sites	-	11	22	Decision makers
131	DePaul Community Health CentersNew Orleans · 7 sites	Parent on file	11	19	Decision makers
132	Lafayette Internal Medicine ClinicLafayette · 1 site	-	11	11	Decision makers
133	Lake Charles Urgent CareLake Charles · 5 sites	-	10	36	Decision makers
134	St. James Parish HospitalLutcher · 3 sites	Parent on file	10	16	Decision makers
135	Acadiana Family PhysiciansLafayette · 1 site	-	10	14	Decision makers
136	Willis Knighton Tri-State Medical ClinicShreveport · 2 sites	Parent on file	10	14	Decision makers
137	In & Out Urgent CareHammond · 4 sites	Parent on file	9	40	Decision makers
138	Oak Street HealthMetairie · 6 sites	Parent on file	9	30	Decision makers
139	Life Coast Community Health CenterThibodaux · 5 sites	Parent on file	9	18	Decision makers
140	Memorial Heart & Vascular CenterLake Charles · 2 sites	Parent on file	9	17	Decision makers
141	Gastroenterology Clinic, APMCMonroe · 2 sites	-	9	15	Decision makers
142	New Orleans Nephrology AssociatesMetairie · 24 sites	-	9	13	Decision makers
143	Family Doctor ClinicThibodaux · 2 sites	-	9	9	Decision makers
144	SCP HealthLafayette · 6 sites	Parent on file	9	9	Decision makers
145	SCP HealthLafayette · 20 sites	Parent on file	9	9	Decision makers
146	Willis Knighton Academic Medicine NorthShreveport · 2 sites	Parent on file	9	9	Decision makers
147	WK North HospitalistsShreveport · 2 sites	Parent on file	9	9	Decision makers
148	SouthStar Urgent CareNew Iberia · 42 sites	Parent on file	8	263	Decision makers
149	DeSoto Regional Family Medicine MansfieldMansfield · 2 sites	Parent on file	8	19	Decision makers
150	Cenla PhysiciansAlexandria · 7 sites	-	8	18	Decision makers

Showing 101 to 150 of 903 primary care groups in Louisiana

Sources: Doctors and Clinicians National Downloadable File (CMS) and Dmand AI Affiliation Data

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