What are the opening hours?

Monday 9am - 4:30pm Tuesday 9am - 4:30pm Wednesday 9am - 4:30pm Thursday 9am - 4:30pm Friday 9am - 4:30pm

OCS

Contact information, map and directions, contact form, opening hours, services, ratings, photos, videos and announcements from OCS, Medical Service, Bay City, MI.

OCS is a regional Case Management Company that offers health care resources and cost containment strategies to our customers using the highest standards in the most cost effective manner.

05/28/2026

Laura attended the Michigan Self Insurers’ Association 2026 Spring Conference.

We’re proud to be a trusted case management resource for MSIA members. We support workers’ compensation with coordinated care, clear communication, and a focus on timely return to work.

05/25/2026

Today, we honor and remember the brave men and women who made the ultimate sacrifice for our country. In observance of the holiday, our office will be closed Monday, May 25th. We will resume normal business hours on Tuesday, May 26th.

We look forward to connecting with you soon.

05/20/2026

OCS Quarterly Staff Meeting! These meetings play an important role in helping us grow as case managers—strengthening our knowledge, collaboration, and ability to deliver the best outcomes for our clients.

A big thank you to everyone who presented, sponsored, and supported. Your time, expertise, and generosity truly make a difference, and we’re grateful for your continued partnership!

05/16/2026

Proud to support meaningful events like the Kids’ Chance Spring Golf Outing presented by Team Rehabilitation and Michigan Orthopedic Specialists.

Because of the strength of this community, Kids’ Chance awarded $81,000 in scholarships to 11 students last year—helping the children of injured workers pursue their educational goals and brighter futures.

05/12/2026

Thank you to AdvisaCare Home Health & Hospice for inviting OCS to Brain Injury Association of Michigan - BIAMI Annual Spring Tribute Legacy Dinner.

Congratulations to Erica Coulston, President and Co-Founder of Walk The Line - Recovery Therapy, and Tammy Hannah, CEO and President of Origami Rehabilitation, on receiving the 2026 Legacy Society Community and Leadership Award!

05/10/2026

Happy Mother’s Day from OCS!
As a woman-owned and women-led company, today holds a special meaning for us. We’re incredibly grateful for the strong, compassionate, and dedicated mothers on our team and in our community who inspire us every day.

To all the moms balancing work, family, caregiving and so much more — thank you for all that you do.

05/08/2026

We’re always proud to be a sponsor of industry events like Gather & Grow! It was a great opportunity for some of the OCS team to connect, learn, and build relationships with valuable resources that help us better care for our auto accident and workers’ compensation clients. Thank you to everyone who made this event such a success!

05/06/2026

Happy National Nurses Week!
We’re so grateful for our incredible nurse case managers. Their compassion, expertise, and advocacy make a meaningful difference for our auto accident and workers’ compensation clients! Thank you for everything you do for OCS!

05/01/2026

Timing isn’t just important in workers’ compensation—it’s everything.

Injured workers who enter case management within the first 90 days are twice as likely to return to work. That’s not just a statistic it’s a stronger team, lower costs, and better outcomes for everyone involved.

Don’t let delays hold your people back.
Refer early to OCS!

04/25/2026

Our Case Manager, Taylor, recently attended April’s Grand Rapids Adjusters Association meeting to stay current on industry updates, including advancements in prosthetics. Continued education and collaboration ensures our clients receive the best possible support and outcomes!

04/23/2026

We’re proud to share this feedback from one of our trusted adjusters! Their confidence in our team means everything to us.

Looking for reliable case management for your next referral? We’re here to help.
📞 877-532-1144
📧 [email protected]

Address

Bay City, MI
48708

Opening Hours

Monday	9am - 4:30pm
Tuesday	9am - 4:30pm
Wednesday	9am - 4:30pm
Thursday	9am - 4:30pm
Friday	9am - 4:30pm

Telephone

+18775321144

Website

http://www.ocsmgt.com/

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