Contact Us

Main ONS phone number: 203-869-1145, toll free: 1-800-999-9ONS (667)

CLICK HERE FOR FAX LINES

Request an appointment here and someone will contact you to schedule.

You may send a message or question to your physician or nurse via the Patient Portal.

Note: Questions for physicians cannot be answered by email due to patient privacy laws.

DIRECTORY OF EXTENSIONS 

Office

Ext#

Appointments

2

Physical Therapy

3

Directions to ONS

6

Questions for a Physician

4

Medical questions

4

Prescriptions

4

Billing Office or Medical Records

5

Radiology and MRI copies

422

Worker’s Compensation

270

Medicare Billing

277

Insurance

279

Collections

768

Accounts Payable

290

Coordinator for Drs. Apostolides, Camel, Fiore

604

Coordinator for Drs. Berliner, Levchenko, Wei and Yakavonis

209

Coordinator for Drs. Hindman, Greene and Vadasdi

556

Coordinator for Drs. Clain, Cunningham, Vitale

263

Coordinator for Drs. Delos, Miller and Sethi

264

Coordinator for Drs. Ennis and Kavanagh 

265

Coordinator for Drs. Heftler and Kessel 

293

Coordinator for Dr. Sahler 

258

Coordinator for Drs. Kowalsky, Simon and Cantlon 

114

Human Resources

355

Facilities Manager

311

Medical Records                To request copies, click here. For all other requests, send an email to questions@dmrs.net 800-359-8520
Communications and Marketing 261

For other comments or inquiries, you may send an email to contact@onsmd.com.