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Meet our Team

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PM&R Physician

Founder, Owner, CEO

Web Designer


Clinic Manager

Vice President

Human Resources


Registered Nurse

Marketing & Public Relations

Public relations


Dianna Roy, C.M.A.

Lead Medical Assistant

Program Development

Quality Control

Dr. Eric R Spears, D.O.

Founder, owner, president, and private practicing physician of Spears Pain & Rehab, S.C.  Partnered with the OakLeaf Network of independent physicians.

Dr. Spears is a highly qualified medical professional with a strong educational background. He graduated with high honors from Michigan State University in 2009, majoring in PreMed and Psychology with a minor in Bioethics, Humanities, & Society. In 2014, he completed his medical degree at Michigan State University College of Osteopathic Medicine. Dr. Spears completed his Physical Medicine & Rehabilitation residency training through the Larkin Community Hospital program in South Miami FL. He served the inpatient rehab medical director of the Sacred Heart Hospital inpatient rehab facility from 2019-2023, while also working at an outpatient Prevea PM&R clinic.

• Arthritis
• Back pain
• Chronic pain
• Musculoskeletal disorders

• Neurological conditions
• Rheumatologic disorders
• Spinal cord injury
• Sports injuries
• Stroke
• Traumatic brain injury

• Botulinum toxin injections for migraines, spasticity and cervical dystonia
• Electrodiagnostic studies (electromyography and nerve conduction studies)
• Joint injections
• Musculoskeletal ultrasound
• Peripheral nerve blocks
• Prolotherapy and Platelet Rich Plasma (PRP)
• Prosthetics and orthotics evaluations
• Trigger point injections

Education, experience, and additional information available in the downloadable PDF below 

*curriculum vitae (CV - essentially a fancy term for a resume)

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Meet Our Team

Cathy Mercer, R.N.

Cathy Mercer is a highly skilled and reliable registered nurse with exceptional organizational abilities and a personable demeanor. Her extensive experience in the field makes her an asset to any healthcare team.  Her work experience below speaks for itself. 

  • Office Manager, Vice President,  2024-present

  • Orthopedic Hospital Nurse Navigator, 2023    

  • RN Care Manager, 2021-2023

  • Rehab Liaison and Home health & hospice facilitator2018-2021

  • Surgical Hospital nurse2014-2019

  • Clinical Process & Meaningful Use Coordinator, 2012-2014

  • RN Care Coordinator2012-2012

  • Case Manager / Discharge Planner / Utilization Review2007-2012

  • Clinical. Analyst, Abstracting Supervisor, 2006-2007

  • Branch Manager and Home Consultant; Oxygen & DME, 2005-2005

  • Senior Care Management, Case Manager, prior authorization reviews, claims and appeal reviews, care coordination, 2004-2005

  • Trade shows, customer service, laser engraving, inspection,  packing & shipping, 2003-2016

  • Home Care Consultant. Oxygen and DME delivery and set up, hospital to home coordinator, equipment maintenance, 2003-2004

  • Care Management Coordinator, prior authorization reviews, claims and appeal reviews, 2000-2003

  • Patient Reimbursement Advocate, Appeal research and  submission, trade shows and presentations, 2000

  • Case Management, CareCall Manager, Work Comp First Call, Health Risk Management, 1996-2000

  • Private Duty Pediatric Home Health Nurse, 1994-1996

  • Skilled Nursing Facility, Charge Nurse and Night Supervisor, 1992-1994

  • Utilization Review.  Health Risk Management, 1991-1992

  • Neuro Clinic Float Nurse, 1990-1991

  • Behavioral Health and Medical Detox Unit Nurse (Adults and Pediatrics), 1989-1990

  • Hospital Nurse Technician, 1988-1989


Deanna Spears, R.N. B.S.N.

Deanna "Dee" Spears is a highly qualified and experienced board certified registered nurse. With over 13 years of clinical experience in multiple specialties, including internal medicine, family medicine, physical medicine & rehab, orthopedic surgery, spine surgery, urology, psychiatry, and psychology, she brings a wealth of knowledge and expertise to her work. In addition to her clinical skills, Deanna is also skilled in social networking and marketing, and manages our Facebook business page with great success.


Dianna Roy

Dianna Roy is a highly experienced certified medical assistant with over 20 years of expertise in primary care and rehabilitation patients.  Her vast knowledge and skills make her an invaluable asset to any medical team.  She has taken on the lead medical assistant role, taking on program development and quality control.  She is training to become a Certified Nerve Conduction Technologist (CNCT) under the American Board of Electrodiagnostic Medicine (ABEM) 


We look forward to seeing you!

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