National Provider Identifier

The National Provider Identifier (NPI) is a standard unique health identifier for health care providers that was adopted by the Secretary of Health and Human Services Act of 1996 (HIPAA).

Below is the NPI information for our ProOrtho providers and Physician Assistants:

Jamie Antoine, MD: 1114022969

Robin Fuchs, MD: 1871562595

Jonathan Hall, MD, FAAOS: 1548431158

Mark Kohn, MD: 1912360272

Samuel Koo, MD, MPH: 1467626374

Timothy Locknane, MD: 1639224074

Daniel Nelson, MD: 1205878469

J. Scott Price, MD: 1083673834

Marco Wen, MD: 1942245733

Nathaniel Wingert, MD: 1669797403

Physician Assistants

Sarah Goble, PA-C: 1427300565

Garrett Gray, PA-C: 1265776470

Laura Matsunami, PA-C: 1205459328

Vasile Oros, PA-C: 1225503873

ProOrtho Medical Specialties

Latest ProOrtho News

A Warm Welcome for Dr Mark Kohn

ProOrtho is pleased to announce that Mark D. Kohn, MD, has joined our practice. Dr. Kohn is a board-certified and fellowship-trained orthopedic surgeon specializing in hip and knee replacements, including anterior and posterior approach hip replacement, partial knee replacement, revision surgeries, and robotic-assisted techniques. Dr. Kohn earned his medical degree from Saint Louis University School …

Now Offering 10am-6pm Saturday Walk-In Hours for Minor Injuries

Starting March 15th 2025, ProOrtho will offer walk-in clinic hours on Saturdays from 10am to 6pm for patients with minor orthopedic injuries. If think you might have broken, strained or sprained something or just have a painful bump or bruise, you can now get expert orthopedic care on Saturdays—without the long wait times of urgent care or the ER. …

Workout While Spring Cleaning

Warmer temps and glimpses of sun are giving us all the spring feels! Many get inspired this time of year to clean up and get organized—give the house a scrub, open up the windows, put your winter wardrobe in storage. As if checking these chores off your to-do list isn’t satisfying enough, you can also …