Pulmonology, Allergy and Sleep Medicine

The Division of Pediatric Pulmonology, Allergy and Sleep Medicine offers full services for the evaluation, management and education of children and their families with asthma, other chronic respiratory diseases including chronic lung disease of prematurity and those requiring chronic mechanical ventilation, primary immunodeficiencies, food allergy, eosinophilic gastrointestinal disorders, atopic dermatitis, allergic rhinitis, latex allergy and sleep disorders. The Division has several research projects examining methods to improve asthma and other respiratory and allergic disorders in children.

Learn more about the Division of Pediatric Pulmonology, Allergy and Sleep Medicine.


University of Maryland Medical Center 
Pediatric Sub-Specialty Clinic
22 S. Greene St., 5th floor
Baltimore, MD 21201
Appointments: 410-328-6749 
Fax: 410-328-0679

Hanover, Anne Arundel County Practice
7556 Teague Rd., Suite 420
Hanover, MD 21076
Office: 443-755-0681
Appointments: 410-328-6749
Fax: 410-328-0679

University of Maryland Pediatrics at Lutherville
1302 Bellona Avenue
Lutherville, MD 21093
Appointments: 410-328-6749

Upper Chesapeake Physician Pavilion II
520 Upper Chesapeake Dr., Suite 509
Bel Air, MD 21014
Office: 410-879-7730
Appointments: 410-328-6749 or 410-879-7730
Fax: 410-328-0679

The Breathmobile® – A free mobile asthma clinic providing care for underserved/uninsured children at Baltimore City Schools/Head Start sites
Office/Appointments: 410-706-4000


Areas of Expertise

Patient conditions

  • Asthma 
  • Central apnea/hypoventilation
  • Chronic lung diseases 
  • Obstructive sleep apnea
  • Chronic cough
  • Recurrent pneumonia/infections
  • Aspiration syndromes
  • Allergic rhinitis
  • Allergic conjunctivitis
  • Latex allergy
  • Food allergy
  • Atopic dermatitis
  • Drug allergy
  • Primary immunodeficiency
  • Chronic sinusitis
  • Chronic respiratory failure
  • Eosinophilic gastrointestinal disorders

Research Activities

  • Epidemiology of childhood asthma
  • Environmental variables affecting children with asthma
  • Parent/child interactions in children with food allergies
  • The effectiveness of the Breathmobile® on asthma outcomes and cost of care for minority children
  • Eosinophilic gastrointestinal disorders
  • Asthma in underserved populations
  • Patterns of medication use in asthma 
  • Asthma and allergy online training programs

Comprehensive Evaluation

  • Diagnostic testing of asthma and its severity
    • Symptom review
    • Full service pulmonary function testing
    • Peak flow monitoring
    • Review of medication adherence
    • Review of inhaler technique
    • Response to therapy
  • Diagnostic testing of allergic diseases
    • Skin testing for environmental allergens, foods and medications
    • Patch testing for foods in eosinophilic gastrointestinal disorders
  • Diagnostic testing for chronic lung disease
    • Hypoxemia
    • Hypoventilation
  • Diagnostic testing of central apnea
    • Polysomnography
    • Cardiorespiratory monitoring
  • Diagnostic testing of immunodeficiency and recurrent infections 
  • Bronchoscopy and bronchoalveolar lavage
  • Environmental assessment and education 
  • Diagnostic testing of sleep related disorders:
    • Overnight polysomnography, multiple sleep 
    • Latency test, non-invasive ventilation
    • (CPAP/BiPAP) titration

Specialized Treatment

  • Allergen immunotherapy
  • Anti-IgE therapy
  • IV and subcutaneous gammaglobulin
  • Food challenges
  • Ventilation services/oxygen management


Special Programs

Breathmobile® A free mobile asthma clinic for underserved/uninsured children
Pediatric Sleep Program – Evaluation and management of suspected sleep disorders from infancy to adolescence


Faculty and Staff

Physicians and Nurse Practitioners


Anayansi Lasso-Pirot, MD
Head, Pediatric Pulmonology, Allergy and Sleep

Assistant Professor of Pediatrics
Pulmonary Function Laboratory Medical Director

Special interests: Asthma in the Hispanic Population; Chronic Lung Disease; Aspiration Syndromes

Julia Tracey, CRNP
Nurse Practitioner


Mary Beth Bollinger, DO
Associate Professor of Pediatrics
Breathmobile® Medical Director

Special interests: Asthma; Food Allergy; Environmental Allergies; Immune Deficiencies

Anupama Kewalramani, MD
Assistant Professor of Pediatrics

Special interests: Asthma; Eosinophilic Esophagitis; Food Allergy

Lisa DiStefano, CPNP
Nurse Practitioner/Breathmobile®

Nursing Support

Gail Haddaway, RN 

Jennifer Demetrakis, RN

Marilyn Mongilio, RN
Pulmonology/Sleep Medicine/Allergy


Contact Information

University of Maryland Medical Center
Division of Pediatric Pulmonology, Allergy and Sleep Medicine
737 W. Lombard St., Suite 314
Baltimore, MD 21201

Allergy/Pulmonology: 410-706-2443
Sleep: 410-706-3285
Breathmobile®: 410-706-4000
Fax: 410-706-0694

For appointments, please call 410-328-6749.


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