Meet Our Providers

Our Physicians

Steven Arbit, MD

Steven Arbit, M.D.

Steven Arbit, M.D. was born and raised in the Detroit area. After graduating medical school from Wayne State University, he completed a three year Internal Medicine Residency at Sinai Hospital in Detroit. He then finished a second three-year residency in Physical Medicine & Rehabilitation (PM&R) also at Sinai. During his final year he was named Chief Resident.

Since finishing his training, he has focused his practice to the outpatient care of the musculoskeletal system including non-operative diagnosis and treatment of musculoskeletal issues, spine care and Fibromyalgia. He has been trained in the pain management techniques of acupuncture, Botox injections and PRP.

His approachable manner and friendly smile, makes patients feel at ease.

Dr. Arbit is the Chief of PM&R at Huron-Valley Sinai Hospital. He is Assistant Professor in PM&R at Wayne State University School of Medicine as well as Michigan State University School of Osteopathic Medicine. He is active in teaching students and residents from both of those universities.

He is board certified by the American Board of Physical Medicine and Rehabilitation as well as the American Board of Electrodiagnostic Medicine.

He has been named by Hour Magazine as a “Top Doc” numerous times, most recently 2019. In , 2011, 2016,2017 and 2018 he earned the most votes in the PM&R category.


Brian Roth, M.D.

Brian Roth, MD is a native Detroiter. His undergraduate degree is from Michigan State University. After graduating medical school from Wayne State University, Dr. Roth completed a four year Physical Medicine and Rehabilitation (PM&R) Residency at Sinai Hospital in Detroit. During his final year he was named Chief Resident.

Upon completion of his training, Dr. Roth has focused and applied his skills to both the outpatient care of the musculoskeletal system and the inpatient care of individuals with life altering conditions such as strokes and spinal cord injuries.

As an active and enthusiastic sportsman himself, Dr. Roth can empathetically identify with patients suffering from sports related injuries.

Dr. Roth has been the Medical Director of the Rehabilitation Centre at Ascension Providence Rochester Hospital since 1995. He is an Assistant Professor in PM&R at Wayne State University School of Medicine and actively teaches students and residents. Dr. Roth is board certified by the American Board of Physical Medicine and Rehabilitation, as well as the American Board of Electrodiagnostic Medicine.

Dr. Roth has had the distinction to be named both “Top Doc” by Hour Magazine as well as “Medical Director of the Year” by RehabCare on numerous occasions.  In addition, Dr. Roth was honored to be named Crittenton Hospitals’ “Physician of the Year” in 2012.


Craig Hysni, MD

Craig Hysni, M.D.

Craig Hysni, M.D. was born and raised in the Detroit area.  After graduating medical school from Wayne State University, he completed a one year internship at St John Hospital in Detroit, MI and a three-year Physical Medicine and Rehabilitation (PM&R) Residency at Emory University in Atlanta.

Since finishing his training, he has focused his practice on the nonsurgical diagnosis and treatment of musculoskeletal and spinal disorders, sports medicine, electrodiagnostic medicine, and both subacute and inpatient rehabilitation.

Dr. Hysni is the Associate Medical Director of the Rehabilitation Centre at Ascension Providence Rochester Hospital and the Director of Rehabilitation at Boulevard Health Center.  He is active in teaching medical students and residents. 

He is board certified by the American Board of Physical Medicine and Rehabilitation.

He has been named by Hour Magazine as a “Top Doc” on numerous occasions.


Krisztina Mishack, M.D.

Krisztina Mishack, M.D. was born and raised in Hungary. After graduating from Damascus Medical School, she completed a five-year combined Physical Medicine and Rehabilitation (PM&R) and Pediatric Residency at Rehabilitation Institute of Michigan / Wayne State University in Detroit.

Since finishing her training, she has focused her practice to both the inpatient consultative service at Crittenton Hospital and the rehabilitation of children.

She is board certified by the American Board of Physical Medicine and Rehabilitation. Since finishing training she has focused her practice to the non-surgical care of musculoskeletal, orthopedic and neurological disorders as well as inpatient rehab and consultation services.

She is active in teaching medical students and residents.

She is associate Medical Director of the Rehabilitation Centre at Ascension Providence Rochester Hospital.

She has been named by Hour Magazine as a “Top Doc”.

Dr. Mishack was honored to be named Crittenton Hospitals’ “Physician of the Year” in 2016


Christopher Schoenherr, M.D.

Christopher Schoenherr, M.D. was born and raised in the Detroit area. After graduating medical school from Michigan State University, he completed a one year internship in Grand Rapids and a three year Physical Medicine and Rehabilitation (PM&R) Residency at University of Colorado Health Sciences in Denver. Since finishing his training, he has focused his practice to the non-surgical care of musculoskeletal and spinal disorders, sports medicine, electrodiagnostic medicine and inpatient rehabilitation. 

Dr. Schoenherr is associate Medical Director of the Rehabilitation Centre at Ascension Providence Rochester Hospital.  He is board certified by the American Board of Physical Medicine and Rehabilitation with a subspecialty board certification in Sports Medicine.


Melissa Andric, D.O.

Melissa Andric, D.O. is board certified by the American Osteopathic Board of Physical Medicine and Rehabilitation.

Dr. Andric was born in the Detroit area and grew up in Lapeer, MI. She graduated from Michigan State University in 2006 with a B.S. in Nutritional Sciences.  While in undergrad at MSU, she was part of the Osteopathic Medical Scholars Program and went on to complete medical school at Michigan State University College of Osteopathic Medicine in 2010.  Upon graduation, Dr. Andric completed a one year internship at Garden City Hospital and a three year Physical Medicine and Rehabilitation (PM&R) Residency at Michigan State University in East Lansing.

Since finishing her training, she has focused her practice on the non-surgical diagnosis and treatment of musculoskeletal and spinal disorders, electrodiagnostics medicine, subacute rehabilitation and inpatient rehabilitation.  She also has been working with the physical therapy department at Specialists in Rehabilitation Medicine to develop programs to treat scoliosis as well as treatment of low back pain during and after pregnancy.

She is the Director of the McLaren Oakland inpatient rehab unit.

As a wife and busy mom of 3, Dr. Andric understands the demands of everyday life and strives to use treatments that are effective at decreasing pain and improving function while maintaining an active lifestyle.


Shawn Achtman, D.O.

Shawn Achtman, D.O. is a board certified Physical Medicine and Rehabilitation physician. He received his bachelor degree from the University of Michigan and his Doctor of Osteopathic Medicine degree from Michigan State University. His residency training was completed at William Beaumont Hospital in Physical Medicine and Rehabilitation. To further specialize he completed a fellowship in Interventional Spine and Pain Management through Michigan State University. 

He was born and raised in Southeast Michigan. He is looking forward to treating patients in the area he grew up in. As an active individual he understands pain can be a barrier to many aspects of life and he hopes to improve this for all of his patients.

He is associate Medical Director of inpatient rehab at McLaren Oakland.

Physical Therapists

Shelly Karbowski, PT

Director of Physical Therapy

Shelly Karbowski, PT, is a 1993 graduate of Wayne State University. Shelly has diverse clinical experience treating chronic and acute orthopedic conditions. Her experience and insight allow her to treat the source of the patients’ pain or weakness with multiple approaches. Many patients who were previously unsuccessful in physical therapy have found relief working with Shelly.

Shelly focuses on restoring movement and function allowing patients to return to an active lifestyle. She has a special interest in treating pregnancy related back pain, post-operative rehabilitation, and sports injuries. She strives to deliver quality personal and professional rehabilitation with specialized manual therapy techniques including myofascial release, muscle energy, joint mobilization and soft tissue techniques. Shelly educates patients on correct body mechanics and uses kinesiotape to support joints and muscles. Specific exercise prescription and training is used to correct muscle imbalance that can lead to pain and weakness. Shelly has attended many continuing education courses and she integrates multiple techniques to get the best outcomes for her patients.

In addition to treating patients, Shelly is also our Physical Therapy Department Manager overseeing our three physical therapy locations. Our staff is patient centered and ready to provide individualized quality rehabilitation services to our patients.


Amy Clapp, MPT

Amy Clapp, MPT

Amy Clapp, MPT, attended Oakland University, graduating in 1997 with her Masters in Physical Therapy. She has been a Clinical Instructor for physical therapy students from Oakland University, Wayne State University, and Grand Valley State University. She joined the SIRM team in 2005, after having practiced in inpatient, acute rehab, and outpatient settings.

Amy emphasizes personalized care, spending hands-on time with her patients and helping to ensure their best functional outcome. Though she enjoys treating patients with all diagnoses, she has special interest and advanced training in vestibular rehabilitation, geriatric, and neck and back pain. As a performing oboist and oboe instructor, she also has a special interest in Performing Arts Medicine, uniquely treating musicians who have developed pain which is impeding their ability to perform.


Courtney Briskey, DPT

Courtney Briskey, PT, DPT

Courtney Briskey, DPT, graduated from Oakland University in 2014 earning her Doctorate in Physical Therapy. She has been a member of the American Physical Therapy Association and Michigan Physical Therapy Association since 2011.

Throughout her childhood, Courtney competed in a variety of dance styles including ballet, jazz, tap and hip-hop.  Her participation in these activities is what led Courtney to her interest and fascination with the study of movement.

She treats each patient with an individualized approach to help her patients improve and reach their personal rehab goals and return to their daily activities. Courtney implements many different techniques throughout her treatment, such as manual based or a hands-on approach, therapeutic exercise, kinesiotape application, posture education, and body mechanic training.

Courtney is passionate about treating geriatrics, orthopedics, post-surgical, and neck/back pain and hopes to continue expanding her knowledge even further in these areas.


Lori Zywiol, DPT

Lori Zywiol, PT, DPT

Lori Zywiol, DPT, graduated from the Doctor of Physical Therapy program at Oakland University in 2009.  

Lori decided to become a Physical Therapist after gaining first-hand experience as a patient. She was a competitive figure skater for over 10 years. After the motivation, care and dedication from her physical therapist, she was sold on the profession.  

She is passionate about utilizing manual skills and functional based exercises to treat populations in orthopedics, post-surgical, vestibular and pregnancy related pain.  She is an active Graston Technique and cupping provider delivering an effective and unique treatment to mobilize soft tissue.  

Lori keeps in mind that each individual may respond differently to pain relief. People have different body types, different patterns of movement, and different habits. She monitors each individual and corrects improper habits and movement patterns through a personalized therapy program.


Margie Schuldinger, PT

Margie Schuldinger, PT, earned her B.S. in Psychology from Wayne State University in 1984 and her B.S. in Physical Therapy from California State University in 1988.  She has enjoyed her role as a physical therapist from the start and continues to have passion for her profession.

Her first 10 years focused on neurological rehabilitation, and the past 16 years on orthopedics.

As an assistant professor at Baker College PTA program, Margie taught anatomy and physiology, kinesiology, psychology of injury, and several other classes.  She currently teaches anatomy and physiology to a variety of yoga certification programs. 

She blends her multiple approaches of manual techniques with solid instruction of exercise and body mechanics for patient safety. She likes to think both “in” and “outside the box” to individualize patient care. 

Margie has a strong interest in utilizing Yoga and Pilate’s philosophy with treatment and exercise. Recently, she has developed a program to treat patients with scoliosis.


Anahita Kavarana, PT

Anahita Kavarana, PT, earned her Master’s in Physical Therapy in 1999 from The University of Mumbai, India and her M. S. in Human Movement Science from The University of North Carolina at Chapel Hill in 2002.

She has spent her time practicing as a physical therapist in various settings for over 20 years focusing on patients with musculoskeletal dysfunction. She also has a strong background in neurological rehabilitation.

Her treatment methods include the use of the Neurodevelopmental Technique, Craniosacral therapy and Trigger point release therapy. Anahita’s treatment philosophy emphasizes a hands-on individualized care approach for each patient, facilitating a faster and optimal functional recovery.


Chelsie Yatooma, PTA

Chelsie Yatooma, PTA, graduated from Michigan State University in 2013, earning her Bachelor of Science Degree in Kinesiology. She then went on to graduate from the Physical Therapy Assistant Program at South University.

After working as a PT Technician for 4 years, Chelsie saw firsthand how important it is to maintain a healthy and active lifestyle, leading to her love of the profession. Her treatment approach emphasizes the use of therapeutic exercise and manual therapy to restore function and mobility in her patients.

Chelsie is passionate about treating joint replacements and sports injuries with focus on knee and shoulder rehabilitation. She is an active Graston Technique and cupping provider and has recently expanded her knowledge in the treatment of sacroiliac dysfunction, lumbar spine, and kinesiotape application.


Sara Hayes, PT, DPT

Sara Hayes, DPT, graduated from University of Michigan – Flint in 2019 earning her Doctorate in Physical Therapy. She has been a member of the American Physical Therapy Association and Michigan Physical Therapy Association since 2017.

Sara has clinical experience focusing on women’s health and vestibular treatments. She has continued her education by taking the Pelvic Floor Level 1 course with Herman and Wallace, September 2019, to treat pelvic floor dysfunctions, pelvic pain, and incontinence.

Sara was a competitive volleyball player, playing at the collegiate level at Kellogg Community College and Rochester College.  Sara still participates competitively and coaches younger athletes in skilled volleyball training, as well as injury prevention. 

Sara’s goal is to treat each patient for their individual needs, while utilizing her unique skill set and knowledge of the pelvic floor.

Our Advanced Practitioners

Melissa Niemiec, RN, MSN, ANP-BC, CRRN

Melissa Niemiec, RN, MSN, ANP-BC, CRRN

Melissa Niemiec, RN, MSN, ANP-BC, CRRN was born and raised in the Metro Detroit area.  After graduating with her Bachelors of Science in Nursing, she completed her Masters of Science in Nursing at Wayne State University. She then became a Board Certified Adult Nurse Practitioner through the American Nurses Credentialing Center.

Melissa has a special interest and passion for treating women with pelvic floor dysfunction. She has completed specialized training through Herman Wallace Pelvic Rehabilitation Institute in order to care for women with pelvic pain, incontinence as well as over and under active pelvic floor muscles.

She truly enjoys being a part of the team at Specialists in Rehabilitation Medicine, where she can focus on providing quality patient centered care using a team approach.


Lori Broecker, RN, MSN, APRN-BC, CRRN

Lori Broecker, RN, MSN, APRN-BC, CRRN was born and raised in the Detroit area. After Graduating from Oakland University as a Registered Nurse, she worked in the Medical-Surgical Field. She received her Master’s of Science in Nursing from Wayne State University.

After she graduated, she worked in Family practice with a focus on the primary care of Women, Geriatrics, and Sub-acute Rehabilitation. She currently focuses her practice in collaboration with the PMR physicians, on the rehabilitation care of patients with a variety of medical and surgical problems both in the inpatient Rehabilitation Unit at Crittenton Hospital and area Sub-acute Rehabilitation Facilities

Lori is on staff at Crittenton Hospital and is a member of the Michigan Council of Nurse Practitioners. Lori has her certificate from the American Nurse Credentialing Center. Lori is a preceptor for Nurse Practitioner Students in area Colleges and Universities.

Recently, Lori became a Certified Rehabilitation Registered Nurse.  “Attaining CRRN certification validates your professional standing as an experienced rehabilitation nurse with a documented level of knowledge in this specialized area of practice”(Association of Rehabilitation Nurses).


Anne Smith, RN, MSN, CNP, CRRN

Anne Smith, RN, MSN, CNP, CRRN

Anne Smith, RN, MSN, CNP, CRRN was born and raised in the Detroit area.  After completing graduate school at Michigan State University she worked for internal medicine for several years.  Since joining SIRM she continues to work in both the inpatient rehabilitation and sub acute rehabilitation setting.

Anne is certified by the American Academy of Nurse Practitioners. She is also a member of the American Academy of Nurse Practitioners, Michigan Council of Nurse Practitioners and the Michigan Nurses Association.

Recently, Anne became a Certified Rehabilitation Registered Nurse.  “Attaining CRRN certification validates your professional standing as an experienced rehabilitation nurse with a documented level of knowledge in this specialized area of practice”(Association of Rehabilitation Nurses).


 Molly Maki, RN, MSN, FNP-BC

Molly Maki, RN, MSN, FNP-BC

Molly Maki, RN, MSN, FNP-BC was born and raised in the Detroit area.  After graduating from Saginaw Valley State University with her Bachelors of Science in Nursing, she worked in the Adult Medical Progressive Care Unit, Pediatrics, and Pediatric Intensive Care Unit.  She then completed her Masters of Science in Nursing at the University of Detroit Mercy and become Board Certified Family Nurse Practitioner through the American Nurses Credentialing Center (ANCC).
 
Molly is an active member of American Academy of Nurse Practitioners and Michigan Council of Nurse Practitioners.
 
Molly has recently dedicated her practice to Physical Medicine and Rehabilitation.  She is very excited to be a part of the amazing team dynamic provided at Specialist in Rehabilitation Medicine.


Erica Christy, PA-C

Erica Christy, PA-C graduated from Oakland University with a Bachelors Degree in Biology.  Erica than moved on to Lincoln Memorial University Debusk College of Osteopathic Medicine where she obtained a Master of Medical Science in Physician Assistant Studies.

Erica has recently dedicated her practice to Physical Medicine and Rehabilitation, where she can practice in her patient specialty area and focus on providing quality care to her patients.


Tabatha Cronander, MSN, RN, FNP-C

Tabatha Cronander, MSN, RN, FNP-C has worked in various settings in healthcare. As a registered nurse she worked inpatient in Maternal Child Health and in outpatient surgery.  After completing her graduate degree from the University of Michigan – Flint she worked in both internal medicine and urgent care.  She has recently dedicated her practice to Physical Medicine and Rehabilitation.  Tabatha is excited to join a dedicated team of professionals aiding in promoting  patient’s quality of life and functional outcomes.

Tabatha is a Certified Family Nurse Practitioner through the American Academy of Nurse Practitioners (AANP).  She is an active member of the Center for Education of Women (CEW) at the University of Michigan, the Michigan Council of Nurse Practitioners, the American Academy of Nurse Practitioners, and Sigma Theta Tau International Honor Society of Nursing. She was named a Margaret Dow Towsley scholar in 2018 by the CEW.  Tabatha enjoys spending her free time volunteering in various capacities within the community.


Julia Langowski, RN, MSN, CNP

Bio coming soon.

Our Administrators

Kira Griffin, Practice Manager

Kira Griffin, Practice Manager

Kira Griffin is responsible for supporting the Professional Staff and overseeing all medical associates.  She is primarily at the Rochester office, and frequently visits both the Bloomfield & Commerce locations.  

Kira obtained her Bachelors degree from Oakland University with a degree in Health Sciences. From there she moved on to Central Michigan University where she obtained a Master’s of Science in Health Services Administration. 

Kira’s goal is to create a positive, friendly, and efficient environment for everyone that works at and visits our practice and to ensure that we provide the highest quality of patient care.


Andrea Mudloff, Billing Coordinator

Andrea Mudloff, Billing Coordinator

Andrea Mudloff is responsible for overseeing the revenue cycle for Specialists in Rehabilitation Medicine, P.C.  This includes helping patients with accounts, supporting our clinical staff, along with leading the billing team.  She is primarily located in the Rochester office, but occasionally visits both the Bloomfield & Commerce locations.


Renee Horton, Medical Assistant Coordinator

Renee Horton, Medical Assistant Coordinator

Renee Horton is responsible for supporting our physicians and overseeing the medical support staff at Specialists in Rehabilitation Medicine.  
 
Some of her responsibilities include insuring that the staff have an effective, courteous and professional relationship with not only our physicians, but every patient that walks through our door.  Renee can be found working at any of our three offices. 
 
Renee is an avid dog lover and works with rescue centers throughout the Detroit Metro Area to train and find families for her four-legged friends.