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Parkwest Medical Center

Covenant Health System

The Parkwest Sleep Center Clinicians

Learn about our clinicians and their education and credentials.

young female sleeping in bed

Who Will I See When I Visit the Sleep Disorders Center?

As a patient at the Sleep Disorders Center, you may encounter various team members during your evaluation and treatment:

  • Our certified sleep physician
  • The nurse practitioner
  • Our polysomnographic (PSG) or continuous positive airway pressure (CPAP) technicians
  • Our front office team
Group of clinical employees in a row.
Abdelhamid Alsharif

Abdelhamid Alsharif, MD, ABIM, ABPD, ABCC, ABSM

Dr. Alsharif comes to sleep medicine from the field of pulmonary medicine.

Education

  • University of Tennessee College of Medicine, Knoxville, Tennessee
  • Residency & Fellowship — University of Tennessee Health Science Center, Knoxville, Tennessee

Board Certifications

  • American Board of Internal Medicine (2012)
  • Pulmonary Medicine (2014)
  • Sleep Medicine (2007)
  • Critical Care Medicine (2015)

Memberships

  • American Academy of Sleep Medicine
  • American Thoracic Society
  • American College of Chest Physicians
  • American Medical Association
  • Southern Medical Association
  • Tennessee Medical Association

Gwen Crenshaw, NP

Ms. Crenshaw is a Nurse Practitioner with twelve years of experience in Sleep Medicine. A strong member of our Parkwest Sleep Center team, Ms. Crenshaw is committed to helping our clients successfully treat their sleep disorders.

Education

  • B.S., Physical Therapy (1988) — Medical University of South Carolina,
  • Masters Degree, Nursing (1998) — University of Tennessee, Knoxville, Tennessee

Board Certifications

  • Family Medicine
  • Occupational Health

Background

Ms. Crenshaw worked in Occupational Medicine and the Urgent Walk-in Clinic environment for eight years before joining Covenant Health.

A not-for-profit, community-owned healthcare system

We are committed to improving the quality of life in East Tennessee through better health. In partnership with our generous donors, Covenant’s 10,000+ employees, physicians, and volunteers are providing outstanding care for our patients and their families.