SH
Dr. Sherin Howett, DO
Millsboro, DE
Accepting patients
Affiliated with a Castle Connolly Top Hospital
Who is Dr. Howett, Sleep Medicine Specialist - Internist in Millsboro, DE?
Dr. Sherin Howett, DO is a Sleep Medicine Specialist - Internist, who primarily practices in Millsboro, DE with 1 additional practice location. Dr. Howett graduated from New York Institute of Technology College of Osteopathic Medicine. Dr. Howett is fluent in English and Arabic, and is currently seeing new patients. Dr. Howett’s practice accepts Medicare and other major insurance plans. To book an appointment or to confirm insurance options, please call Dr. Howett’s office at (302) 648-2099.
Where did Dr. Howett go to medical school and complete their residency?
Medical School: New York Institute of Technology College of Osteopathic Medicine
What languages does Dr. Howett speak?
Dr. Howett and their clinical team can communicate with patients in the following languages:
Arabic
English
What conditions does a Sleep Medicine Specialist - Internist like Dr. Howett typically treat?
As a Sleep Medicine Specialist - Internist, Dr. Howett diagnoses, treats, and manages a wide range of conditions. This condition information is derived from anonymized insurance claims and highlights the medical conditions most commonly treated by Dr. Howett. It provides insight into the doctor’s areas of experience and expertise based on real-world patient encounters from the past two years, updated quarterly. Learn more about our claims-based healthcare methodology.
Also known as:
- Obstructive Sleep Apnea
- Central Sleep Apnea
- Sleep Apnea
- Obstructive sleep apnea
- OSA
- Blocked airway during sleep
- Snoring and gasping during sleep
- CSA
- Brain-Related Sleep Apnea
ICD-10 Codes:
- G4733: Obstructive sleep apnea (adult) (pediatric)
- G4731: Primary central sleep apnea
Also known as:
- Excessive Sleepiness
- Other Sleep Disorder
- Sleep Disorder
- Hypersomnia
- Daytime sleepiness
- Too much sleep
- Uncommon Sleep Problems
- Rare Sleep Conditions
ICD-10 Codes:
- G4710: Hypersomnia, unspecified
- G478: Other sleep disorders
Also known as:
- High Blood Pressure
- Hypertension
- Primary Hypertension
- Essential Hypertension
ICD-10 Codes:
- I10: Essential (primary) hypertension
Also known as:
- Immunization Visit
- Vaccines
- Vaccination appointment
- Shot visit
- Immunization encounter
ICD-10 Codes:
- Z23: Encounter for immunization
Also known as:
- Cough
- Coughing
- Persistent cough
- Chronic cough
ICD-10 Codes:
- R059: Cough, unspecified
Also known as:
- Exposure to COVID-19
- COVID-19 (Coronavirus Disease 2019)
- COVID-19 contact
- Suspected coronavirus exposure
- SARS-CoV-2 exposure
ICD-10 Codes:
- Z20822: Contact with and (suspected) exposure to COVID-19
What procedures does a Sleep Medicine Specialist - Internist like Dr. Howett typically perform?
As a Sleep Medicine Specialist - Internist, procedures performed by Dr. Sherin Howett may include:
- Continuous Positive Airway Pressure Management
- Narcolepsy Evaluation
- Sleep Consultation
- Sleep Medicine Consultation
- Sleep Medicine Follow Up
- Sleep Studies
Please contact Dr. Howett's office directly to confirm care for your specific procedure, for more information, or to schedule a consultation.
Does Dr. Howett accept my insurance?
Dr. Howett accepts most major insurance plans. Important: Please call our office at (302) 648-2099 before your appointment to verify that your specific plan and network are accepted.
What insurance plans does Dr. Howett accept in Millsboro, DE?
Dr. Howett in Millsboro, DE accepts plans from many carriers. While this list is updated regularly, it is not a guarantee of coverage.
Top Insurances
CareFirst BlueCross BlueShield
Centene Corporation
Cigna Group
CVS Health (formerly Aetna)
Federal government of the United States
Highmark Health
Independence Health Group
Medicare
State of Delaware
UnitedHealth Group
View All Insurances
Where is Dr. Howett's office located?
Dr. Sherin Howett's Primary Practice
28539 DuPont Blvd
Millsboro, DE 19966
(302) 648-2099
What is Dr. Howett's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.
Dr. Howett's National Provider Identifier (NPI) number is 1114144516.
What common questions do patients ask about Dr. Howett?
Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Howett
What is Dr. Sherin Howett's specialty?
Dr. Howett is a Sleep Medicine Specialist - Internist near Millsboro, DE.
What does a Sleep Medicine Specialist - Internist do?
An internist specializing in Sleep Medicine is certified in this subspecialty and focuses on the clinical evaluation, physiological testing, diagnosis, treatment, and prevention of sleep and circadian rhythm disorders. These specialists care for patients of all ages, utilizing a multidisciplinary approach. Conditions they manage include, but are not limited to, sleep-related breathing disorders, insomnia, hypersomnia's, circadian rhythm disorders, parasomnias, and sleep-related movement disorders.
Is this Dr. Sherin Howett affiliated with a ranked Castle Connolly Top Hospital?
Yes, Dr. Howett is affiliated with Tidalhealth Nanticoke, Beebe Healthcare, Tidalhealth Peninsula Regional which are a Castle Connolly Top Hospitals. Castle Connolly Top Hospitals are healthcare institutions recognized for their excellence in specific medical procedures and overall patient care. They are identified through a rigorous peer nomination process, evaluating factors like patient outcomes, quality of care, and expertise. The list recognizes hospitals that excel in 20 or more specific medical procedures, representing the top 25% nationwide. Castle Connolly Top Hospitals
When to see a Sleep Medicine Specialist - Internist?: Guides for symptoms, conditions, and treatments
Understand your symptoms and know when it’s time to see a Sleep Medicine Specialist - Internist. Explore insights from trusted medical experts on EverydayHealth.com, where you'll find the most relevant content and helpful condition guides for up-to date information about symptoms, causes, diagnosis, treatment and more. See all our health guides to find trusted information on medical conditions from our experts at Everyday Health.
Is Sherin Howett accepting new patients in Millsboro, DE?
Yes, Dr. Sherin Howett is accepting new patients at this time.
Does Dr. Sherin Howett offer online booking?
Please contact Dr. Howett's office at (302) 648-2099 for information about online booking, telehealth, or to schedule an appointment.
How can I make an appointment with Sherin Howett?
Please contact Dr. Howett's office at (302) 648-2099 for information regarding telehealth appointment availability or for scheduling assistance.
Other Sleep Medicine Specialist - Internist Near Millsboro, DE

Pulmonologist
Dr. Vikas Batra, MD is a Pulmonologist, who primarily practices in Lewes, DE with 2 additional practice locations. He is board certified.
Lewes, DE

Pulmonologist
Dr. Jacques Conaway, MD is a Pulmonologist, who primarily practices in Berlin, MD with 2 additional practice locations.
Berlin, MD
AV
Sleep Medicine Specialist - Internist
Dr. Anthony Vasile, DO is a Sleep Medicine Specialist - Internist, who primarily practices in Wilmington, DE with 2 additional practice locations. He has been practicing for over 37 years.
Wilmington, DE