1.

Natural Balance Wellness Medical Center 2008

2.

Natural Medical Solutions 2011

3.

Nebraska Medicine - Nebraska Medical Center 1869

4.

NeuLogics Wellness & Medical N/A

5.

NeuroSensory Centers of America 2003

6.

NeuroTherapia 2015

7.

New Age Medical Center 2003

8.

New Health Kansas 1995

9.

New Vitality Medical LLC 1993

10.

NewYork-Presbyterian Hospital 1998

11.

NextHealth 2016

12.

NORCAL Natural Medicine N/A

13.

Northwestern Medicine 2016

14.

Northwestern Memorial Hospital 1972

15.

Novant Health Forsyth Medical Center 1997

16.

Novitas Clinics 2017

17.

Nu Living Optimal Wellness and Longevity Center N/A

18.

NYU Langone Hospitals 1841

19.

OhioHealth Marion General Hospital 1920

20.

OHSU Hospital N/A

21.

Opt Health 2019

22.

Optimal Healthcare & Wellness PLLC N/A

23.

Optimal Wellness MD 2009

24.

Orange County Immune Institute 1984

25.

Pain Relief and Longevity N/A