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Lincoln Clinic

About this Location

Welcome to our Lincoln location page! Alcona Health Center’s Patient Centered Medical Home model of care means that we are your partner in healthcare. Our team of professionals will work with you to establish and manage your health goals and assist you in achieving your best possible health! We strive to provide quality healthcare and excellent customer service. If you have questions or concerns, or just want to share how great your patient experience was please don’t hesitate to contact the office manager for this location, Stephanie at (989) 736-8157.​


COVID-19 Update for Dental Patients! Please read prior to your appointment- Dental Reopening Welcome Letter and Safety Information


shaun clarke

Shaun Clarke, PA-C

Shaun Clarke, PA-C is a Physician Assistant practicing family medicine. He earned his Master's of Physician Assistant Studies from the University of Nebraska Medical Center in 1998. In addition to family medicine, his professional special interests include Urgent Care and Urology. He is a member of the American Academy of Physician Assistants.

Marcie Storey

Marcie Cowles, LMSW

Marcie Cowles, LMSW is a Behavioral Health Therapist and Clinical Coordinator. She received her Associate in Science in Early Childhood Education from Bay Mills Community College, Bachelor of Science in Health and Wellness Education from Kaplan University, and Master of Social Work from Walden University. Marcie specializes in children, adolescents, families, and cognitive behavioral therapy. She is on the ethics committee of The National Association of Social Workers Michigan and is a mental health first aid trainer.

Ashley Kaatz, DO

Ashley Kaatz, DO obtained her Doctor of Osteopathic Medicine degree from Michigan State University College of Osteopathic Medicine. Dr. Kaatz is board certified in Family Medicine and Osteopathic Manipulative Medicine. She has a special interest in Integrative Medicine.

Stephanie Mancine, LPC CAADC

Stephanie Mancine, LPC is Behavioral Health Therapist. She earned a Bachelor's degree from Michigan State University before going on to obtain a Master's Degree in Counseling from Central Michigan University. She is Certified Advanced Alcohol and Drug Counselor. Her professional interests include working with those who have concerns related to substance abuse and trauma. Recovery Services Team Member.

raj rao

Raj Rao, MD

kim ritchie

Kim Ritchie, NP

Kim Ritchie, NP sees patients at our Lincoln location. She received her Master of Science in Nursing from the University of Phoenix before earning a FNP degree from Clarkson College. She is a member of the American Association of Nurse Practitioner.

Denise Thompson, RDN

Denise Thompson, RDN is a Registered Dietitian Nutritionist. She studied at Michigan State University and the Institute for the Psychology of Eating. Denise holds a Bachelor's of Science in Dietetics and is a Certified Mind-Body Eating Coach. She specializes in medical nutrition therapy including, but not limited to: chronic kidney disease, diabetes and hypoglycemia, digestive disorders including IBS and gluten intolerance, eating challenges including emotional eating and disordered eating, heart disease including hypertension, disorders of lipid metabolism, congestive heart failure and coronary artery disease, and weight management.

Paige Will, RDH

Paige Will, RDH earned her Associate of Applied Science in Dental Hygiene from Ferris State University in 2008. She was awarded the Hu-Friedy Golden Scaler Award.

Hassan Almaat, MD


Rudy Barba, MD


Services Provided

  • TELEHEALTH VISITS ARE AVAILABLE! Now you can see your medical or behavioral health provider using your smart phone, tablet or computer.
  • Medical
  • Behavioral Health
  • Care Management
  • Community Health Worker
  • Dental Care
  • Dietitian
  • Lab Services
  • MAT/Substance Use Disorder Treatment
  • On-Site Pharmacy
  • Tele-psychiatry
  • Wellness Programs
  • Outpatient/Walk-in Lab Services (Provided by Quest Diagnostics)
  • General Surgery (Visiting Specialists Provided by Mid Michigan Medical Center)
  • OB/GYN (Visiting Specialists Provided by Mid Michigan Medical Center)
  • Pulmonology (Visiting Specialists Provided by Mid Michigan Medical Center)
  • On-site X-ray Services (Provided by Mid Michigan Medical Center)
  • Translation/Interpretive Services (for Blind, Deaf and/or Non-English Speaking) are Provided if Needed while Accessing Our Services. Please Contact Us in Advance.

Learn more about our services

Hours & Contact Info

Mailing Address

P.O. Box 279
Lincoln, MI 48742


(989) 736-8157
(989) 356-7390 (After Hours)


(989) 358-3762

Hours of Operation

Mon: 7:30 a.m. - 5:30 p.m.
Tue: 7:30 a.m. -5:30 p.m.
Wed: 7:30 a.m. - 5:30 p.m.
Thu: 7:30 a.m. - 5:30 p.m.
Fri: 7:30 a.m. - 5:30 p.m.

Outpatient/walk-in lab services provided by Quest Diagnostics Monday through Friday 8:00 a.m. - 12:15 p.m., 1:15 p.m. - 5 pm.

Walk-In Hours

No walk in hours at this location. Same day appointments are available.

After Hours

For more information on accessing care while we are closed click here – After Hours Care

Recognized NCQA Patient Centered Medical Home Badge

Recognized NCQA

Patient Centered Medical Home

For more information on our Patient Centered Medical Home approach to care, click here –About

FTCA Seal 5.3.22

FTCA Statement

Alcona Health Center is a Federal Tort Claims Act (FTCA) Deemed Facility. This health center receives Health and Human Services (HHS) funding and has Federal Public Health Service (PHS) deemed status with respect to certain health or health related claims, including medical/dental/behavioral health malpractice claims, for itself and its covered individuals.