Meet Your Specialists

The clinicians and support staff who coordinate your care.

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Headshot of G. Andrew Sulit, MD

G. Andrew Sulit, MD

Pulmonology (Internal Medicine, Pulmonary Disease)

Languages: English, Spanish

Hospital affiliations: Banner Baywood Medical Center, Banner Heart Hospital, Mountain Vista Medical Center

Insurance plans and networks vary. Please call to confirm your plan and network before your visit.

Overview

Dr. Sulit cares for adults with lung and breathing concerns and is known for clear explanations, practical treatment plans, and coordinated follow-up. He completed medical training at the University of Missouri Kansas City School of Medicine (Class of 1987) and residency at Good Samaritan Medical Center.

Common reasons patients see Dr. Sulit

  • COPD and emphysema
  • Asthma, bronchitis, and ongoing cough
  • Pneumonia and respiratory infections
  • Sleep apnea and breathing problems
  • Lung nodules or an abnormal lung scan

Testing

  • Lung function testing (spirometry and pulmonary function tests)
  • Bronchodilator response testing (before and after inhaler medicine)
  • Coordination of chest imaging, including CT scans, when needed

Education and training

  • Medical school: University of Missouri Kansas City School of Medicine, Class of 1987
  • Residency: Good Samaritan Medical Center
  • Licensure: Arizona medical license active
Information is provided for patient convenience and may change. For the most accurate details about scheduling, services, and insurance, please contact our office.

Headshot of Piotr Stola, MD

Piotr Stola, MD

Specialty: Pulmonology

Languages: English, Polish

Hospital affiliations: Banner Baywood Medical Center, Banner Heart Hospital, Mountain Vista Medical Center

Insurance plans and networks vary. Please call to confirm your plan and network before your visit.

Overview

Dr. Stola is a board-trained pulmonologist with 25+ years of experience caring for adults with lung and breathing conditions.
He focuses on clear communication, practical treatment plans, and coordinated follow-up, including sleep-related breathing concerns.

Common reasons patients see Dr. Stola

  • Sleep apnea and sleep-related breathing concerns
  • COPD and chronic breathing symptoms
  • Chronic cough, wheezing, and shortness of breath
  • Obstructive lung disease and ongoing respiratory limitations
  • Pulmonary nodules or abnormal lung imaging (as applicable)

Testing and evaluation

  • Pulmonary function testing (spirometry and full PFTs) when appropriate
  • Sleep testing coordination (home or lab, based on your situation)
  • Oxygen evaluation at rest and with walking when needed
  • Review of chest imaging (X-ray/CT) when clinically appropriate

Education and training

  • Medical school: Medical University of Warsaw (1997)
  • Care approach: Clear explanations and step-by-step next steps
  • Follow-up: Coordinated plan to support breathing and sleep outcomes


Information is provided for patient convenience and may change. For the most accurate details about scheduling, services, and insurance, please contact our office.

Headshot of Jesus A. Mireles, MD

Jesus A. Mireles, MD

Specialty: Pulmonology · Critical Care
Languages: English, Spanish
Focus areas: Pulmonary hypertension · Sleep apnea · COPD · Asthma
Insurance plans and networks vary. Please call to confirm your plan and network before your visit.

Overview

Dr. Mireles cares for adults with lung, breathing, and higher-acuity respiratory needs. Patients value his thorough evaluations,
compassionate communication, and personalized follow-up plans designed to make the next steps clear.

Common reasons patients see Dr. Mireles

  • Pulmonary hypertension and unexplained shortness of breath
  • Sleep apnea and sleep-related breathing concerns
  • COPD, chronic bronchitis, and emphysema
  • Asthma and persistent wheezing
  • Pneumonia and complex respiratory infections

Testing and evaluation

  • Pulmonary function testing (spirometry and full PFTs) when appropriate
  • Sleep testing coordination (home or lab, based on your situation)
  • Oxygen evaluation and breathing support planning when needed
  • Review of chest imaging (X-ray/CT) when clinically appropriate

Education and training

  • Medical school: University of Arizona College of Medicine – Tucson
  • Approach: Thorough assessment, clear explanations, and coordinated follow-up
  • Care style: Personalized plans for chronic and complex respiratory conditions


Information is provided for patient convenience and may change. For the most accurate details about scheduling, services, and insurance, please contact our office.

Headshot of Loreto Sulit, MD

Loreto Sulit, MD

Specialty: Pulmonology · Sleep Disorders · Critical Care
Focus areas: Sleep apnea · Snoring/insomnia · Daytime fatigue · COPD
Education: University of Missouri–Kansas City School of Medicine
Insurance plans and networks vary. Please call to confirm your plan and network before your visit.

Overview

Dr. Loreto Sulit has more than two decades of experience helping adults improve breathing and sleep. He is known for a patient-focused approach
that explains test results clearly and coordinates treatment steps so patients know what happens next.

Common reasons patients see Dr. Sulit

  • Sleep apnea and other sleep disorders
  • Snoring, insomnia, and daytime fatigue
  • COPD and chronic breathing concerns
  • Asthma and recurrent respiratory symptoms
  • Pneumonia and ongoing lung recovery

Testing and evaluation

  • Sleep testing coordination and treatment planning
  • Pulmonary function testing (spirometry and full PFTs) when appropriate
  • Review of chest imaging and breathing assessments as needed
  • Coordination of higher-acuity respiratory support when clinically necessary

Education and training

  • Medical school: University of Missouri–Kansas City School of Medicine
  • Residency: Good Samaritan Regional Medical Center
  • Care focus: Sleep quality, daytime energy, and respiratory stability


Information is provided for patient convenience and may change. For the most accurate details about scheduling, services, and insurance, please contact our office.

Headshot of Jeffrey A. Grill, MD

Jeffrey A. Grill, MD

Specialty: Pulmonology · Sleep-Related Breathing Care
Focus areas: COPD/Emphysema · Chronic bronchitis · Sleep apnea · Pneumonia
Education: Rutgers New Jersey Medical School
Insurance plans and networks vary. Please call to confirm your plan and network before your visit.

Overview

Dr. Grill has more than 20 years of experience caring for adults with lung and breathing conditions. He is known for thorough evaluations,
clear communication, and practical step-by-step plans, with attentive follow-up and coordination with your other clinicians when needed.

Common reasons patients see Dr. Grill

  • COPD/emphysema and chronic bronchitis
  • Chronic cough, wheezing, and shortness of breath
  • Asthma and recurrent breathing flare-ups
  • Sleep apnea and sleep-related breathing concerns
  • Pneumonia, tuberculosis, and complex respiratory infections

Testing and evaluation

  • Pulmonary function testing (spirometry and full PFTs) when appropriate
  • Oxygen evaluation at rest and with walking when needed
  • Sleep testing coordination (home or lab, based on your situation)
  • Review of chest imaging (X-ray/CT) when clinically appropriate

Education and training

  • Medical school: Rutgers New Jersey Medical School
  • Care style: Clear explanations, compassionate guidance, and practical plans
  • Continuity: Team-based care with coordinated follow-up


Information is provided for patient convenience and may change. For the most accurate details about scheduling, services, and insurance, please contact our office.

Headshot of Parita Soni, MD

Parita Soni, MD

Specialty: Pulmonology · Sleep-Related Breathing Care
Focus areas: Sleep apnea · Asthma · COPD · Pleural disease
Training: Internal Medicine (2015–2018) · Pulmonary Fellowship (2018–2021), Maimonides Medical Center
Insurance plans and networks vary. Please call to confirm your plan and network before your visit.

Overview

Dr. Soni cares for adults with sleep and breathing disorders and is known for clear communication, evidence-based care,
and coordinated follow-up to help patients sleep and breathe better with confidence.

Common reasons patients see Dr. Soni

  • Sleep apnea, snoring, and other sleep-related breathing issues
  • Asthma and breathing flare-ups
  • Chronic bronchitis and ongoing cough
  • COPD/emphysema and shortness of breath
  • Pleural disease and pulmonary heart strain (cor pulmonale)

Testing and evaluation

  • Sleep testing coordination (home or lab, based on your situation)
  • Pulmonary function testing (spirometry and full PFTs) when appropriate
  • Medication and inhaler technique review to improve day-to-day breathing
  • Review of imaging and breathing assessments when clinically appropriate

Education and training

  • Medical school: Government Medical College, Gujarat
  • Internal Medicine residency: Maimonides Medical Center (2015–2018)
  • Pulmonary Disease fellowship: Maimonides Medical Center (2018–2021)


Information is provided for patient convenience and may change. For the most accurate details about scheduling, services, and insurance, please contact our office.

Headshot of Suzanne Woodhall, ACNP

Suzanne Woodhall, ACNP

Role: Board-certified Acute Care Nurse Practitioner
Focus areas: COPD/Emphysema · Asthma · Chronic cough · Pulmonary nodules · Sleep-disordered breathing
Education: MS (Acute Care NP), Grand Canyon University · BSN, Arizona State University
Insurance plans and networks vary. Please call to confirm your plan and network before your visit.

Overview

Suzanne Woodhall is a board-certified acute care nurse practitioner with 20+ years of clinical experience supporting adults with lung, breathing,
and sleep-related concerns. She is known for clear, compassionate communication and practical follow-up plans that help patients feel confident about next steps.

Common reasons patients see Suzanne

  • COPD/emphysema and shortness of breath
  • Asthma and recurring breathing symptoms
  • Chronic bronchitis and ongoing cough
  • Pneumonia and respiratory infections
  • Pulmonary nodules and sleep-disordered breathing concerns

Testing and care coordination

  • In-office testing support (spirometry and full PFTs)
  • Plain-language review of results and next-step planning
  • Medication and inhaler technique education
  • Coordination with physicians and care teams for personalized treatment

Education and training

  • MS (Acute Care Nurse Practitioner): Grand Canyon University
  • BSN: Arizona State University
  • Experience: 20+ years in adult care; with Pulmonary Consultants since 2015


Information is provided for patient convenience and may change. For the most accurate details about scheduling, services, and insurance, please contact our office.

Headshot of Marilyn Schatz, ACNP

Marilyn Schatz, ACNP

Role: Acute Care Nurse Practitioner · Pulmonary & Critical Care
Focus areas: COPD · Pneumonia recovery · Sleep disorders · Post-hospital care
Education: Graduate nursing degree, University of Arizona
Insurance plans and networks vary. Please call to confirm your plan and network before your visit.

Overview

Marilyn Schatz is an acute care nurse practitioner with 20+ years of frontline pulmonary and critical-care experience.
Patients and families appreciate her calm, clear communication, careful assessments, and coordinated follow-up after hospital or urgent respiratory issues.

Common reasons patients see Marilyn

  • Post-hospital follow-up for breathing concerns
  • COPD/emphysema and chronic shortness of breath
  • Pneumonia and complex respiratory recovery
  • Asthma and ongoing respiratory symptoms
  • Sleep disorders and complex breathing needs

Testing and care coordination

  • Symptom assessment and medication review
  • Oxygen needs review and breathing stability planning
  • Device support and education (inhalers and related tools)
  • Coordination with physicians and inpatient teams when needed

Education and training

  • Graduate nursing degree: University of Arizona
  • Certifications: ACLS and BLS
  • Experience: 20+ years; with Pulmonary Consultants since 2014


Information is provided for patient convenience and may change. For the most accurate details about scheduling, services, and insurance, please contact our office.

Headshot of Katrina Zwack, Nurse Practitioner

Katrina Zwack, Nurse Practitioner

Role: Adult-Gerontology Nurse Practitioner
Focus areas: Sleep apnea · Snoring · Insomnia/fatigue · Asthma · COPD · Chronic cough
Care style: Education-first, step-by-step plans, and family-friendly guidance
Insurance plans and networks vary. Please call to confirm your plan and network before your visit.

Overview

Katrina Zwack supports adults and seniors with pulmonary and sleep-related concerns using a calm, education-first approach.
She values getting to know each patient and partnering with families and specialists to create practical plans that improve daily breathing and sleep quality.

Common reasons patients see Katrina

  • Sleep apnea, snoring, and CPAP questions
  • Insomnia and daytime fatigue
  • Chronic cough and ongoing breathing symptoms
  • Asthma and COPD/emphysema support
  • Pneumonia recovery and preventive care coordination

Testing and care coordination

  • CPAP education and adherence support
  • Symptom review and step-by-step care planning
  • Coordination for pulmonary testing or sleep testing when needed
  • Preventive care and specialist follow-up coordination

Education and training

  • Role: Adult-Gerontology Nurse Practitioner
  • Experience: Diverse NP experience supporting adults and seniors
  • Care focus: Practical education, family support, and coordinated next steps


Information is provided for patient convenience and may change. For the most accurate details about scheduling, services, and insurance, please contact our office.

Headshot of Michelle Hooper, Nurse Practitioner

Michelle Hooper, Nurse Practitioner

Role: Adult-Gerontology Nurse Practitioner
Focus areas: Asthma/COPD · Chronic bronchitis · Pneumonia recovery · Sleep-related breathing concerns
Care support: Inhaler education · Preventive care · Care coordination (including palliative support when needed)
Insurance plans and networks vary. Please call to confirm your plan and network before your visit.

Overview

Michelle Hooper cares for adults with lung, breathing, and chronic disease needs. Patients appreciate her clear education and compassionate support,
with coordinated follow-up that helps make symptoms and treatment plans easier to manage at home.

Common reasons patients see Michelle

  • Asthma and COPD symptom management
  • Chronic bronchitis and recurring cough
  • Pneumonia recovery and follow-up planning
  • Sleep-related breathing concerns and fatigue
  • Medication management and inhaler education

Testing and care coordination

  • Medication and inhaler technique education
  • Symptom tracking and step-by-step care planning
  • Coordination for pulmonary testing or sleep testing when needed
  • Support for complex needs, including palliative care coordination when appropriate

Education and training

  • Role: Adult-Gerontology Nurse Practitioner
  • Experience: Outpatient pulmonology and home-based care support
  • Care focus: Education, compassion, and coordinated follow-up


Information is provided for patient convenience and may change. For the most accurate details about scheduling, services, and insurance, please contact our office.

Headshot of Samantha Polito, Nurse Practitioner

Samantha Polito, Nurse Practitioner

Role: Nurse Practitioner · Pulmonary Care
Experience: 10+ years caring for adults with respiratory and sleep-related concerns
Focus areas: Asthma · Bronchitis · COPD · Sleep apnea · Pneumonia
Insurance plans and networks vary. Please call to confirm your plan and network before your visit.

Overview

Samantha Polito supports adults managing breathing and sleep-related conditions with an attentive, collaborative care style.
Patients value her listening-first approach and evidence-based plans that make daily symptom control and follow-up feel manageable.

Common reasons patients see Samantha

  • Asthma and breathing flare-ups
  • Bronchitis and persistent cough
  • COPD symptom support and education
  • Sleep apnea questions and follow-up
  • Pneumonia recovery and ongoing lung concerns

Testing and care coordination

  • Symptom review and medication management support
  • Inhaler education and practical home care guidance
  • Coordination with the pulmonary team for testing when needed
  • Ongoing support for chronic respiratory conditions and follow-up planning

Education and training

  • Role: Nurse Practitioner with pulmonary-focused clinical experience
  • Care style: Collaborative, evidence-based, and patient education-centered
  • Continuity: Coordinates closely with the pulmonary care team


Information is provided for patient convenience and may change. For the most accurate details about scheduling, services, and insurance, please contact our office.

Headshot of Justin A. Reynolds, Nurse Practitioner

Justin A. Reynolds, Nurse Practitioner

Role: Board-certified Nurse Practitioner · Acute Care (trained 2021)
Focus areas: Sleep apnea/insomnia · Asthma/COPD · Chronic cough · Post-hospital recovery
Continuity: Coordinated follow-up across Pulmonary Consultants and partner care teams (including telehealth when appropriate)
Insurance plans and networks vary. Please call to confirm your plan and network before your visit.

Overview

Justin A. Reynolds is a board-certified nurse practitioner who cares for adults with lung, breathing, and general medical needs.
Patients appreciate his clear education, practical care plans, and coordinated follow-up, including support after hospitalization or when symptoms change.

Common reasons patients see Justin

  • Sleep apnea and insomnia support
  • Asthma, COPD, and chronic bronchitis
  • Chronic cough and shortness of breath
  • Pneumonia and post-infection follow-up
  • Post-hospital recovery planning and telehealth follow-up

Testing and care coordination

  • Symptom assessment and medication management
  • Inhaler education and step-by-step breathing plan support
  • Coordination for pulmonary testing or sleep testing when needed
  • Follow-up planning, including telehealth when appropriate

Education and training

  • Advanced practice training: Acute Care Nurse Practitioner (2021)
  • Care style: Clear education, practical plans, and coordinated follow-up
  • Clinical focus: Respiratory support plus whole-person medical needs


Information is provided for patient convenience and may change. For the most accurate details about scheduling, services, and insurance, please contact our office.

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