Alexander Hillel
Distinguished in Subglottic Stenosis

Dr. Alexander Hillel

Otolaryngology
Johns Hopkins Medicine
Johns Hopkins Outpatient Center
601 North Caroline Street, Floor 6, Floor 6, 
Baltimore, MD 

Distinguished in Subglottic Stenosis
Johns Hopkins Medicine
Johns Hopkins Outpatient Center
601 North Caroline Street, Floor 6, Floor 6, 
Baltimore, MD 
OverviewInsuranceLocationsClinical ResearchSimilar Doctors

Overview

Alexander Hillel specializes in the medical and surgical management of patients who have scar tissue blocking their larynx and/or trachea, a condition called laryngotracheal stenosis. This condition occurs in patients who have had prolonged intubation, an autoimmune disease or a rare disease called idiopathic subglottic stenosis. He also treats patients with voice and throat problems, including spasmodic dysphonia and swallowing difficulty. After he earned his medical degree from the Tulane University School of Medicine, Dr. Hillel completed his residency in otolaryngology–head and neck surgery at the Johns Hopkins University School of Medicine and a fellowship in laryngology and airway surgery at the Emory Voice Center. Dr. Hillel directs a laboratory that seeks to better understand why scar forms in the larynx and trachea. In an effort to improve treatment, he and his team investigate the relationship between the immune system, bacteria and other antigens and scar formation in the airway. He has led a number of clinical trials to improve treatment for subglottic stenosis, including the first interventional study for idiopathic subglottic stenosis. Researchers in Dr. Hillel’s lab are also testing drugs that may halt the progression of, or reverse, scar formation, and they have engineered a drug-eluting stent that is being tested to translate to patients with subglottic stenosis. He holds sponsored grants to conduct his research from the National Institutes of Health, surgical foundations and the medical device industry. In addition to clinical and research work, Dr. Hillel has a leadership role within the Department of Otolaryngology–Head and Neck Surgery, serving as the vice director of education.

Dr. Hillel is rated as a Distinguished provider by MediFind in the treatment of Subglottic Stenosis. His top areas of expertise are Spasmodic Dysphonia, Subglottic Stenosis, Perichondritis, Laryngectomy, and Endoscopy.

His clinical research consists of co-authoring 143 peer reviewed articles and participating in 2 clinical trials. MediFind looks at clinical research from the past 15 years. In particular, he has co-authored 24 articles and participated in 1 clinical trial in the study of Subglottic Stenosis.

Residency
Johns Hopkins University School of Medicine, Otolaryngology Head and Neck Surgery, 2010
Specialties
Otolaryngology
Licenses
Otolaryngology in MD
Board Certifications
Head And Neck Surgery
Fellowships
Emory University School of Medicine, Otolaryngology, 2012
Hospital Affiliations
Suburban Hospital
The Johns Hopkins Hospital
Languages Spoken
English
Gender
Male

Insurance

Accepted insurance can change. Please verify directly with the provider.

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Accepted insurance plans:

Aetna
  • EPO
  • HMO
  • POS
  • PPO
Anthem
  • EPO
  • HMO
  • POS
  • PPO
Blue Cross Blue Shield
  • EPO
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  • PPO
Capital Blue Cross
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
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  • OTHER MEDICARE PART D
  • PPO
CareFirst
  • HMO
  • POS
  • PPO
Change Healthcare
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
Cigna
  • EPO
  • HMO
  • PPO
First Health
  • INSURANCE PLAN
  • MEDICARE PDP
  • PPO
Geisinger
  • HMO
  • POS
  • PPO
Health Care Services Corporation
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
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  • MEDICARE SNP
  • OTHER COMMERCIAL
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
  • PPO
Humana
  • HMO
  • INDEMNITY
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  • PPO
Johns Hopkins Healthcare
  • HMO
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE-MEDICAID PLAN
Medicaid
  • OTHER MEDICAID
  • STATE MEDICAID
UnitedHealthcare
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Walgreens
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Wellcare
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  • OTHER MEDICARE
  • OTHER MEDICARE PART D
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Locations

Johns Hopkins Outpatient Center
601 North Caroline Street, Floor 6, Floor 6, Baltimore, MD 21287
Call: 443-997-6467
Other Locations
Johns Hopkins Health Care & Surgery Center — Bethesda
6420 Rockledge Drive, Suite 4920, Bethesda, MD 20817
Call: 443-997-6467
Johns Hopkins Health Care & Surgery Center - Green Spring Station, Lutherville
10803 Falls Road, Pavilion III STE 2500, Lutherville, MD 21093
Call: 443-997-6467

Clinical Research

Clinical research consists of overseeing clinical studies of patients undergoing new treatments and therapies, and publishing articles in peer reviewed medical journals. Providers who actively participate in clinical research are generally at the forefront of the fields and aware of the most up-to-date advances in treatments for their patients.


2 Clinical Trials

Treatment Alternatives in Adult Rare Disease; Assessment of Options in Idiopathic Subglottic Stenosis North American Airway Collaborative PR-02 Study (NoAAC PR-02 Study)
Treatment Alternatives in Adult Rare Disease; Assessment of Options in Idiopathic Subglottic Stenosis North American Airway Collaborative PR-02 Study (NoAAC PR-02 Study)
Enrollment Status: Completed
Publish Date: October 28, 2021
Intervention Type: Procedure
Normal Saline Use With Suctioning: A Randomized-Controlled Trial - Pilot Study
Normal Saline Use With Suctioning: A Randomized-Controlled Trial - Pilot Study
Enrollment Status: Completed
Publish Date: February 26, 2018
Intervention Type: Other
Study Phase: Not Applicable
View 1 Less Clinical Trial

143 Total Publications

Subcordal Stenosis: A Glucocorticoid-Responsive Subtype of Autoimmune Laryngeal Stenosis.
Subcordal Stenosis: A Glucocorticoid-Responsive Subtype of Autoimmune Laryngeal Stenosis.
Journal: medRxiv : the preprint server for health sciences
Published: August 08, 2025
View All 143 Publications
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Kevin M. Motz
Distinguished in Subglottic Stenosis
Dr. Kevin M. Motz
Otolaryngology | Sleep Medicine
Distinguished in Subglottic Stenosis
Dr. Kevin M. Motz
Otolaryngology | Sleep Medicine

Medical Arts Building - Columbia

11085 Little Patuxent Parkway, Suite 101, Suite 101, 
Columbia, MD 
 (16.6 miles away)
443-997-6467
Languages Spoken:
English
See accepted insurances
Offers Telehealth

Kevin Motz is fellowship-trained in laryngology and sleep medicine. His clinical practice focuses on the management of airway and voice disorders, with a particular emphasis on the management of laryngotracheal stenosis and idiopathic subglottic stenosis. Additionally, Dr. Motz sees patients with obstructive sleep apnea who are intolerant of continuous positive airway pressure (CPAP), offering surgical and nonsurgical approaches to care. His research interests include investigating immunologic mechanisms promoting fibrosis in laryngotracheal stenosis. Specifically, he is focused on determining how innate and adaptive immune cells influence fibroblast activation, function and, ultimately, wound healing in the larynx and trachea. In addition, Dr. Motz is exploring identifying unique physiologic biomarkers in patients with obstructive sleep apnea, which may predict a successful response to non-CPAP therapies. Dr. Motz is rated as an Advanced provider by MediFind in the treatment of Subglottic Stenosis. His top areas of expertise are Subglottic Stenosis, Recurrent Respiratory Papillomatosis, Obstructive Sleep Apnea, Gastrostomy, and Laryngectomy.

Advanced in Subglottic Stenosis
Dr. Elizabeth A. Guardiani
Otolaryngology
Advanced in Subglottic Stenosis
Dr. Elizabeth A. Guardiani
Otolaryngology

Univ Of Maryland Otorhinolaryngology Head And Neck Surgery PA

22 S Green St, 
Baltimore, MD 
 (1.9 miles away)
Languages Spoken:
English, Spanish
See accepted insurances
Accepting New Patients

Elizabeth Guardiani is an Otolaryngologist in Baltimore, Maryland. Dr. Guardiani is rated as a Distinguished provider by MediFind in the treatment of Subglottic Stenosis. Her top areas of expertise are Laryngeal Nerve Damage, Spasmodic Dysphonia, Vocal Cord Dysfunction, Thyroidectomy, and Laryngectomy. Dr. Guardiani is currently accepting new patients.

Leila J. Mady
Experienced in Subglottic Stenosis
Dr. Leila J. Mady
Otolaryngology
Experienced in Subglottic Stenosis
Dr. Leila J. Mady
Otolaryngology

Johns Hopkins Health Care & Surgery Center - Green Spring Station, Lutherville

10803 Falls Road, Pavilion III STE 2300, Pavilion III STE 2300, 
Lutherville, MD 
 (10.1 miles away)
443-997-6467
Languages Spoken:
English
See accepted insurances
Offers Telehealth

Leila J. Mady is a head and neck surgical oncologist and reconstructive surgeon whose practice focuses on the care of patients with benign and malignant head and neck tumors, including thyroid/parathyroid disease, HPV-associated cancers, skin cancer (including melanoma) and parotid masses. With extensive experience in head and neck surgery, including sentinel lymph node biopsy, transoral robotic surgery, and complex regional and free flap reconstruction, her surgical skill set is complemented by in-office diagnostic capabilities such as ultrasound and needle biopsy. Dr. Mady is the director of head and neck surgery for the Baltimore region, and she is actively expanding coordinated, multidisciplinary treatment pathways for patients with head and neck and thyroid cancers across Johns Hopkins. Dr. Mady is a funded population and health services researcher who has led multidisciplinary and international teams with research interests in the side effects related to the cost of medical care, frailty, smell and taste changes related to cancer treatment, and patient-reported and oncologic outcomes in head and neck cancer. As a mentor for a wide range of academic training levels, from undergraduate to postgraduate, Dr. Mady has made a commitment to mentor women and underrepresented groups. She has received national recognition for these efforts by the American Academy of Otolaryngology–Head and Neck Surgery. Dr. Mady completed her medical degree, a doctorate in biomedical health sciences, and a master’s degree in public health at Rutgers University, and served as an associate fellow at the Leonard Davis Institute of Health Economics at the University of Pennsylvania. Dr. Mady is rated as an Advanced provider by MediFind in the treatment of Subglottic Stenosis. Her top areas of expertise are Head and Neck Squamous Cell Carcinoma (HNSCC), Throat Cancer, Laryngeal Cancer, Glossectomy, and Gastrostomy.

VIEW MORE SUBGLOTTIC STENOSIS DOCTORS

Areas of Expertise

MediFind evaluates expertise by pulling from factors such as number of articles a doctor has published in medical journals, participation in clinical trials, speaking at industry conferences, prescribing and referral patterns, and strength of connections with other experts in their field.

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Find Dr. Hillel's expertise for a condition
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    • Distinguished
    • Acquired Tracheomalacia
      Dr. Hillel is
      Distinguished
      . Learn about Acquired Tracheomalacia.
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    • Laryngeal Nerve Damage
      Dr. Hillel is
      Distinguished
      . Learn about Laryngeal Nerve Damage.
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    • Laryngitis
      Dr. Hillel is
      Distinguished
      . Learn about Laryngitis.
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    • Perichondritis
      Dr. Hillel is
      Distinguished
      . Learn about Perichondritis.
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    • Spasmodic Dysphonia
      Dr. Hillel is
      Distinguished
      . Learn about Spasmodic Dysphonia.
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    • Subglottic Stenosis
      Dr. Hillel is
      Distinguished
      . Learn about Subglottic Stenosis.
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    View All 8 Distinguished Conditions
    • Advanced
    • Autonomic Neuropathy
      Dr. Hillel is
      Advanced
      . Learn about Autonomic Neuropathy.
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    • Hyperventilation
      Dr. Hillel is
      Advanced
      . Learn about Hyperventilation.
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    • Laryngeal Cancer
      Dr. Hillel is
      Advanced
      . Learn about Laryngeal Cancer.
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    • Laryngectomy
      Dr. Hillel is
      Advanced
      . Learn about Laryngectomy.
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    • Neurofibromatosis Type 2 (NF2)
      Dr. Hillel is
      Advanced
      . Learn about Neurofibromatosis Type 2 (NF2).
      See more Neurofibromatosis Type 2 (NF2) experts
    • Painful Swallowing
      Dr. Hillel is
      Advanced
      . Learn about Painful Swallowing.
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    View All 9 Advanced Conditions
    • Experienced
    • Acoustic Neuroma
      Dr. Hillel is
      Experienced
      . Learn about Acoustic Neuroma.
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    • Anosmia
      Dr. Hillel is
      Experienced
      . Learn about Anosmia.
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    • Bell's Palsy
      Dr. Hillel is
      Experienced
      . Learn about Bell's Palsy.
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    • Chronic Cough
      Dr. Hillel is
      Experienced
      . Learn about Chronic Cough.
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    • Endoscopy
      Dr. Hillel is
      Experienced
      . Learn about Endoscopy.
      See more Endoscopy experts
    • Facial Paralysis
      Dr. Hillel is
      Experienced
      . Learn about Facial Paralysis.
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    View All 12 Experienced Conditions
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