Ali Lung Clinic P.C. & Sleep Center

Lung, Sleep Medicine Clinic, and Sleep Labs located in Smithfield Johnston County, and Dunn Harnett County NC.

Established 2015

For Referring Providers - 

Please Fax Order/Referral, Last Note, and Demographics to

919-205-1686.  Thank you!

About Dr. Ali

Dr. Ali completed his training as below -

  • Internal Medicine Residency - Univ. of South Carolina 

  • Pulmonary Critical Care Fellowship - Univ. of Kentucky

  • Sleep Fellowship - Duke University Medical Center

He serves as an Adjunct Associate Professor at Campbell University School of Medicine.

He also serves as the Medical Director of the ICU and Respiratory Therapy Department at UNC-Johnston Health.

Ali Free Clinic – Lung & Sleep Saturdays by appointment only. Call to schedule.

A waiting room with black chairs arranged in a semi-circle, a water cooler, framed certificates on the wall, a small table with a lamp and potted plant, and a large TV on the far wall.
A man with glasses and a beard smiling, wearing a white shirt, against a plain background.

Dr. Ali has the following Board Certifications -

- Internal Medicine

- Pulmonary Disease

- Critical Care Medicine

- Obesity Medicine

- Sleep Medicine

- Neurocritical Care Medicine

Our Services

Illustration of human lungs showing the bronchial tubes and blood vessels.

All lung And Sleep Disorders

We see patients with all lung and sleep diseases. Ali Lung Clinic provides high quality and personalized care. 

Some of the common conditions we treat are COPD, Asthma, Lung Nodules, Lung Cancer, Sleep Apnea, Insomnia, Restless Legs, Narcolepsy, Excessive Sleepiness, Pneumonia, Pleural Effusions and many more. 

A medical or research isolation chamber with a computer workstation on a cart beside it.

PFT (Lung Function Testing)

Lung Function (Spirometry, Lung Volumes and Diffusion) tests are performed  to assess your lung function, diagnose lung problems and monitor it over time. 

We also do 6 minute walk test to assess need for Oxygen.

ASCM accredited facility member logo with blue text and orange accent

Sleep Study - Home and In Office

High Quality, Lowest Prices and Fastest Turn Around Time

.We are also able to ship Home Sleep Study equipment with return label for your convenience.

We accept most insurance.

Home Sleep Study Test with interpretation - Self pay price including shipping and return label $ 175

Contact Us

706 C, Wilkins St, Smithfield, NC 27577  

1004 W. Broad St. Dunn NC 28334 

Phone (919) 205-1627

 Fax (919) 205-1686

Blue square with the words 'Member of UNC Health Alliance' and 'UNC Health Care' along with the UNC emblem.