Organizations with 5 or more NPIs

28,446 legal names hold 5 or more active organization NPIs, largest first. Showing 16,401 to 16,500.

CMS NPPES registry, monthly file of Aug 9, 2026 · names grouped after punctuation and "LLC" are removed · method

Organization	NPIs	Cities	States
Oliver Behavioral Consultants LLC	7	4	1
Olmsted County	7	1	1
Olmsted Medical Center	7	2	1
Omni Medical Group LLC	7	7	6
Oms Associates Colorado PC	7	4	1
On Point Physical Therapy	7	6	6
Oncology-Hematology Associates Of Central Illinois P C	7	6	1
One Home Medical Equipment LLC	7	7	1
One Hope United- Northern Region	7	2	1
One Medical Of Ny, PC	7	2	1
One To One Physical Therapy PC	7	6	6
Oneida County Hospital	7	2	1
Onsite Care, INC	7	7	4
Opelousas General Hospital Authority	7	1	1
Open Cities Health Center, INC	7	2	1
Open Door Center	7	1	1
Open Mri, LLC	7	6	4
Ophthalmic Anesthesia Services, INC	7	6	2
Ophthalmic Consultants Of Long Island	7	6	1
Optical Fashion Centers INC	7	5	1
Optical Management Systems, INC	7	7	3
Optics Unlimited INC	7	5	2
Optima Health Plan	7	6	1
Optimal Behavioral Health, LLC	7	4	4
Optimal Care Services	7	6	6
Optimal Health And Wellness	7	7	7
Optimal Health Solutions LLC	7	7	6
Optimal Home Health INC	7	5	5
Optimal Home Health Care LLC	7	7	6
Optimal Performance Physical Therapy	7	7	6
Optimum Health LLC	7	7	6
Option Care Home Care, INC	7	3	3
Options Counseling Services, LLC	7	7	6
Optum Behavioral Care Of California, PC	7	6	1
Orange County Public Schools	7	1	1
Orchard Hospital	7	2	1
Ortc, LLC	7	6	2
Orthocare Medical Equipment, LLC	7	7	4
Orthodontics Unlimited	7	7	2
Orthopaedic Sports Medicine And Rehabilitation Center, LLC	7	5	1
Orthopaedics INC	7	4	3
Orthopartners INC	7	6	3
Orthopedic Assoc Of Dutchess County P C	7	5	1
Orthopedic Rehab INC	7	6	2
Orthopedic Surgery, PC	7	4	3
Orthopedics New England, INC	7	3	1
Orthosport Physical Therapy	7	7	6
Orthotic And Prosthetic Lab, INC	7	6	2
Orthotic Care Services, LLC	7	7	1
Orthotic Solutions, LLC	7	7	5
Osmond General Hospital INC	7	3	1
Ottumwa Health Group LLC	7	2	1
Our House Residential Care, INC	7	1	1
Our Lady Of Lourdes Medical Center	7	5	1
Our Lady Of Mercy Medical Center	7	2	1
Outpatient Imaging LLC	7	5	3
Outreach Health Community Care Services, Lc	7	4	1
Oxford Pharmacy INC	7	7	6
Oxygen Plus, Corp	7	7	2
Pace Health Services, INC	7	6	4
Pace Physical Therapy	7	7	7
Pace Recovery Center, LLC	7	2	1
Pacific Dental Care	7	4	3
Pacific Footwear Company, INC	7	7	4
Pacific Northwest Radiology LLC	7	7	1
Pain Centers Of America	7	6	4
Pain Management Group, PC	7	6	2
Pain Management Partners LLC	7	7	2
Pain Relief Chiropractic	7	7	7
Palm Beach Neurology	7	3	1
Palm Partners, LLC	7	2	2
Palmetto Health Alliance	7	4	1
Palome Child And Family Specialists LLC	7	3	1
Palos Community Hospital	7	3	1
Paradise Dental	7	7	6
Paragon Anesthesia	7	7	7
Paragon Behavioral Health, LLC	7	2	1
Pareek INC	7	3	1
Park Avenue Medical Associates LLC	7	4	4
Parker Jewish Institute For Health Care And Rehabilitation	7	1	1
Parkside Dental PC	7	6	6
Parkview Care Center LLC	7	4	4
Parkview Logansport Hospital, INC	7	3	1
Parkview Orthopaedic Group S C	7	5	1
Parkview Wabash Hospital, INC	7	2	1
Parma Community General Hospital Association	7	2	1
Partners In Therapy	7	7	7
Path Medical Center INC	7	7	1
Pathfinder, INC	7	1	1
Paths To Independence, INC	7	3	2
Pathways Behavioral Health	7	7	7
Pathways Center For Behavioral & Developmental Growth	7	3	1
Pathways Of Maine, INC	7	5	1
Pathways Psychological Services	7	7	7
Pathways Recovery	7	5	1
Pathways To Peace LLC	7	7	7
Patient Care LLC	7	6	6
Patients Choice, LLC	7	7	7
Patriotmed Of North Carolina, PC	7	7	1
Paul J Ruwe INC	7	3	1

Source: CMS National Plan and Provider Enumeration System (NPPES), monthly file of Aug 9, 2026 (NPPES files on CMS.gov).