Education: George Washington University, Washington, D.C. (2001)
Internship: National Institute of Mental Health (2001-2002)
Residency: George Washington University (2002-2006)
Fellowship: George Washington University (2006-2007)
Certifications: American Board of Psychiatry & Neurology (2008), American Board of Psychiatry and Neurology Sleep Medicine (2009).
About Us
Our Team

Roukan Jazayerli, M.D.
Board-Certified Sleep Specialist Adult Sleep Medicine

Syed A. Sayeeduddin, M.D.
Board-Certified Sleep Specialist
Education: Ross University School of Medicine (2012)
Residency: West Suburban Medical Center (2012-2015)
Fellowship: Sleep Medicine at the University of Maryland (2016-2017)
Certifications: American Board of Internal Medicine (2015), Board-Certified Sleep Specialist (2018).

Nisha Patel, M.D. Chicago
Board-Certified Sleep Specialist
Education: Wayne State University School of Medicine (2015)
Residency: Combined Internal Medicine & Pediatrics at William Beaumont Hospital (2015-2019)
Fellowship: Sleep Medicine at Mayo Clinic (2020-2021)
Certification: American Board of Internal Medicine (2019), American Board of Pediatrics (2019).

Madhuri Uppalapati, M.D.
Board-Certified Sleep Specialist

Lydia Sosenko, D.D.S., D.ABDSM
Oral Appliance Therapy
Education: University of Illinois College of Dentistry (1990)
Certification: American Board of Dental Sleep Medicine (2006)
Societies: American Academy of Dental Sleep Medicine, American Dental Association, Chicago Dental Society, Naperville Chamber of Commerce, Illinois Sleep Society.

Shazeen Pardesi, D.D.S. Chicago
Oral Appliance Therapy
Education: Marquette University School of Dentistry (2014), Jacobi Medical Center (2015)
Certifications: American Board of Dental Sleep Medicine (2019), Academy of General Dentistry (2020)
Societies: American Academy of Dental Sleep Medicine, American Dental Association, Chicago Dental Society, Academy of General Dentistry.

Gail Henry, D.D.S. Libertyville/Glenview
Oral Appliance Therapy
Education: Ohio State University College of Dentistry (2011)
Certifications: Northeast Regional Boards (2011), American Academy of Dental Sleep Medicine Qualified Dentist (2021), American Board of Dental Sleep Medicine
Societies: : American Academy of Dental Sleep Medicine.

Gene Sherman, D.D.S., D.ABDSM
Oral Appliance Therapy
Education: Northwestern University Dental School (1981)
Certifications: Northeast Regional Boards (1981), American Board of Dental Sleep Medicine (2010)
Societies: Dental Excellence Study Club of McHenry County, Algonquin/Lake in the Hills Chamber of Commerce, McHenry County Dental Society, Illinois State Dental Society, American Dental Society, American Academy of Dental Sleep Medicine, American Academy of Sleep Medicine.

Michael Scherer, Ph.D.
Clinical Psychologist Behavioral Sleep Medicine
Education: Northwestern University (1999)
Internship: University of California, San Francisco (1999)
Residency: University of California San Francisco (2000)
Certifications: American Board of Sleep Medicine, CBSM (2006); Board of Behavioral Sleep Medicine, DBSM (2019).

Cheryl McMullin, Psy.D.
Psy.D. – Clinical Psychology
Education: Illinois School of Professional Psychology at Argosy University
Internship: Elgin Mental Health Center, Unit I, UST (2011)
Externship: Center for Applied Psychology and Forensic Studies (2010), Illinois Youth Center – St. Charles (2009), Elgin Mental Health Center, Unit H, WUST (2008).

Martha Curtin, MSPA, PA-C
Physician Assistant
Education: Southern Illinois University School of Medicine, PA Program (2017)
Certifications: State of Illinois Licensed Physician Assistant, Basic Life Support, Advanced Cardiovascular Life Support, National Commission on Certification of Physician Assistants
Societies: American Academy of Physician Assistants, Illinois Academy of Physician Assistants, American Academy of Sleep Medicine.

Jessica Tarragano, PA-C Libertyville
Physician Assistant
Education: Southern Illinois University School of Medicine, PA Program (2017)
Certifications: State of Illinois Licensed Physician Assistant, Basic Life Support, Advanced Cardiovascular Life Support, Pediatric Advanced Life Support, National Commission on Certification of Physician Assistants
Societies: American Academy of Sleep medicine.

Claudia Rodriguez, MMS, PA-C
Physician Assistant
Education: University of South Florida (2017), Midwestern University (2019)
Certifications: State of Illinois Licensed Physician Assistant, Basic Life Support, Advanced Cardiovascular Life Support
Societies: National Commission on Certification of Physician Assistants, Illinois Academy of Physician Assistant member
Languages: English and Spanish.

Nina Mulargia, MPAS, PA-C Libertyville
Physician Assistant
Education: Bachelor of Science in Respiratory Therapy (Thomas Edison State University- 2016); Master of Physician Assistant Studies (University of Nebraska- 2019)
Certifications: State of Illinois Licensed Physician Assistant, State of Wisconsin Licensed Physician Assistant, Basic Life Support, Advanced Cardiovascular Life Support, Registered Respiratory Therapist
Societies: American Academy of Physician Assistants, National Physician Assistant Honor Society

Anne Harris, APRN
Advanced Practice Registered Nurse
Education: Chamberlain University (2019)
Certifications: State of Illinois Advanced Practice Nurse, AANP Certified Family Nurse Practitioner, Basic Life Support, Pediatric Advanced Life Support

Janet Lenz, APN
Advanced Practice Nurse
Education: Loyola University Maywood (2009)
Certifications: State of Illinois Advanced Practice Nurse, ANCC Certified Adult Nurse Practitioner, Registered Cardiovascular Interventional Specialist, Critical Care Registered Nurse, Advanced Cardiovascular Life Support, Basic Life Support
Societies: American Academy of Sleep Medicine, Heart Failure Society, American College of Cardiology.

Stephanie Larson, MSN, APRN, FNP-BC
Advanced Practice Registered Nurse
Education: St. Xavier University (2021)
Certifications: State of Illinois Advanced Practice Nurse, ANCC Certified
Societies: American Academy of Sleep Medicine

Gabrielle Smith, MPAS, PA-C
Physician Assitant
Education: Gannon University Physician Assistant Program (2018)
Certifications: State of Illinois Licensed Physician Assistant, Basic Life Support, National Commission on Certification of Physician Assistants
Societies: American Academy of Physician Assistants, American Academy of Sleep Medicine

TK Le, DNP, FNP-BC
Education: University of Illinois at Chicago – Doctor of Nursing Practice, Family Nurse Practitioner (2022), University of Illinois at Chicago – Master of Science in Nursing, Advanced Generalist (2018)
Certifications: American Nurses Credentialing Center (2022), American Board of Telehealth (2021), CITI IPS and HSP (2022), ENGAGE-IL (2021)
Societies: American Academy of Sleep Medicine, American Association of Nurse Practitioners, American Nurses Association
Languages Spoken:English, Vietnamese

Kennedy McDonnell, MHS, PA-C
Physician Assitant
Education: Michigan State University (2017), South College Knoxville (2021)
Certifications: State of Illinois Licensed Physician Assistant, Basic Life Support, Advanced Cardiovascular Life Support, Pediatric Advanced Life Support
Societies: American Academy of Physician Assistants, American Academy of Sleep Medicine

Ashley LeDonne, MSN, APRN, FNP-C
Nurse Practitioner
Education: Chamberlain University – Masters of Science in Nursing, Family Nurse Practitioner (2016); Chamberlain University – Bachelors of Science in Nursing
Certifications: American Academy of Nurse Practitioners (AANP) and Basic Life Support (BLS)
Societies: American Academy of Nurse Practitioners

Sheila Treftz, MSN, APRN, ACNP-BC
Nurse Practitioner
Education: University of Illinois at Chicago, College of Nursing – MSN, Acute Care (2001); Northern Illinois University – BSN
Certifications: Acute Care Nurse Practitioner – Board certified through American Nurses Credentialing Center and Basic Life Support
Organizations: Illinois Society of Advanced Practice Nurses (ISAPN) and American Association of Nurse Practitioners (AANP)