Call for an Appointment (314) 567-5100

Serving Our Community With Over 40 Years Of Experience

Call Us

314-567-5100 (Main Office)
636-294-8260 (O’Fallon)

Phone Hours

Monday – Thursday
8:30 am – 3:30 pm
Friday 8:30 am – 3:00 pm

Office Hours

Monday – Friday
7:30am – 4:00pm

Patient Portal

Access the Patient Portal

Patient Information

Download and fill out patient forms before your visit.

We offer an array of outpatient diagnostic services to combine convenience and quality of care.

Blood Draw/Labcorp

Infusion Center

Research Center

Welcome to Arthritis Consultants!

-Arthritis Consultants was founded in 1970 by the late Dr. Jack Zuckner. Dr. Stephen Ross joined the practice in 1982 and continued until his recent retirement in March 2022.

Dr. Akgun Ince has been with Arthritis Consultants since 2001, with Dr. Amanda Dehlendorf coming on board in 2010. We are the oldest Rheumatology practice still in operation in Saint Louis, MO. All our physicians are board-certified and are members of the American College of Rheumatology.

We are also proud to have Nurse Practitioners Isabel Hartig NP-C, Samra Fajic NP-C, Elaine Zobrist, NP-C and Leanna Scheidemantel, FNP-C as valued providers for our patient care.


One of our providers is available 24 hours a day, seven days a week for emergencies. 

Meet our Doctors

Akgun Ince, M.D., FACR

Amanda Dehlendorf, M.D., FACR

Meet our Practicioners

Isabel Hartig, NP-C

Elaine Zobrist, NP-C

Leanna Scheidemantel, FNP-C

Samra Fajic, FNP-C

At Arthritis Consultants Inc., we treat a wide variety of rheumatic diseases such as Rheumatoid Arthritis, Osteoarthritis, Psoriatic Arthritis, Lupus, Sjogren’s Syndrome, Scleroderma, Ankylosing Spondylitis, Gout, Vasculitis and many more.

We provide a convenient blood-draw service, so you do not have to travel to an outside facility to have your lab work done. Our offices also house a Labcorp facility.

In addition, we provide a comfortable private infusion suite reserved for Arthritis Consultants, Inc. patients and staffed by highly trained Registered Infusion Nurses.

Now Offering TeleVisits Through our Patient Portal!

For more information, please take time to view our website. You may contact us by phone at (314) 567-5100 to schedule an appointment.