Office Information

Billing Questions:

For questions about a statement you received in the mail, contact our billing department by phone at (856) 762-0210 PLEASE: Do not call this number for appointments, use the our main phone number (973) 256-4111.

Office Manager

For an insurance question, surgical scheduling, or other matter, contact our office manager by phone at (973) 256-3717, or by email. PLEASE: Do not call this number for appointments, use the main phone number above.


Schedule, Contacts

To make, cancel, or change an appointment during regular business hours, call the office numbers listed above. For questions about contact lens orders, call the office at which you had your fitting done during regular business hours.

Outside regular business hours, to cancel an appointment, to contact us about matters regarding contact lens orders, or to leave a message for the receptionists or technicians, you may leave a message with our answering service, voicemail, or email us through the patient portal.



We currently are on staff at the following facilities:

St. Joseph’s Medical Center/Children’s Hospital at St. Joseph’s
703 Main Street
Paterson, NJ 07503
(973) 754-2000

Chilton Memorial Hospital
97 West Parkway
Pompton Plains, NJ 07444
(973) 831-5000



Remember to call us first when you need care. Even if our office is closed, someone from our team is on call to assist you. We can be reached 24 hours daily for emergencies by calling the main phone number (973-256-4111). Our usual in-office times are listed here, broken down to office staff presence and appointment times by physician:

Office Staff Dr. Mickey Appointments Dr. Yang Appointments
Sunday Closed Closed Closed
Monday 9:00am-5:00pm 9:00am-4:45pm 9:00am-4:45pm
Tuesday 9:00am-5:00pm 9:00am-4:45pm 9:00am-4:45pm
Wednesday 9:00am-5:00pm No hours 2:00pm-4:45pm
Thursday 9:00am-5:00pm 9:00am-4:45pm 2:00pm-4:45pm
Friday 8:00am-4:00pm 8:00 am-3:45pm 8:00 am-3:45pm
Saturday Closed Closed No hours


For any life-threatening emergency, always call 911.

Office Hours:

Monday – Thursday 8:30 am – 7:00 pm

Friday 9:00 am- 5:00 pm

Saturday 9:00 am – 12:00 pm

Phone: (973) 726-4455

Fax: (973) 726-8445