Summary

Dr. Thomas Gravelyn is a pulmonologist specializing in critical care medicine and sleep medicine with 45 years of experience treating patients with complex respiratory and sleep disorders. He earned his medical degree from the University of Michigan Medical School and completed his residency at the University of Michigan Health System. His extensive background allows him to provide comprehensive care for patients requiring both routine pulmonary treatment and intensive critical care support. Dr. Gravelyn communicates with patients in English.

Dr. Gravelyn practices at Trinity Health Michigan Chelsea Hospital and sees patients across multiple locations in Ypsilanti, Howell, Livonia, and Chelsea, Michigan. He treats patients with sleep apnea, including children with sleep breathing disorders, and obstructive sleep apnea. His expertise includes performing sleep studies and polysomnograms to diagnose sleep disorders, as well as monitoring carbon dioxide levels during treatment. Patients rate Dr. Gravelyn 4.3 out of 5 stars on average.
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Quick Facts

  • accepting new patients
  • 4.3
  • 45 years of experience
  • 33 insurance plans accepted
  • speaks English
  • University Of Michigan Health System
  • 2 written reviews
  • 3 specialties
  • 10 areas of expertise
  • 3 board certifications
  • 1 hospital affiliation
  • 7 office locations
  • Male

Office Locations

Dr. Thomas Roy Gravelyn has 7 locations

Trinity Health Iha Medical Group Pulmonary Critical Care And Sleep Medicine

5333 McAuley Dr Rm 3111Ypsilanti, MI 48197
Mon8:00 am - 5:00 pm
Tue8:00 am - 5:00 pm
Wed8:00 am - 5:00 pm
Thu8:00 am - 5:00 pm
Fri8:00 am - 5:00 pm
SatClosed
SunClosed

Iha Pulmonary Critical Care And Sleep Medicine At Saint Joes Livingston

820 Byron Rd Ste 200Howell, MI 48843
Mon8:00 am - 12:00 pm
Tue8:00 am - 12:00 pm
Wed8:00 am - 12:00 pm
Thu8:00 am - 12:00 pm
Fri8:00 am - 12:00 pm
SatClosed
SunClosed

Trinity Health Ann Arbor Hospital

5301 Mcauley DrYpsilanti, MI 48197

Garden City Hospital

6245 Inkster RdGarden City, MI 48135

Saint Joseph Mercy Chelsea Hospital

775 S Main StChelsea, MI 48118

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Dr. Thomas Roy Gravelyn, MD
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Dr. Thomas Roy Gravelyn, MDDr. Laurel Elaine Moore, MDDr. Douglas Alastair Colquhoun, MDDr. Daniel Joseph Schneider, MD
PulmonologyAnesthesiologyCritical Care MedicineCritical Care Medicine
Accepts New Patients
4.3 
45 Years of Experience 40 Years of Experience 16 Years of Experience 15 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks English
Ypsilanti , MIAnn Arbor , MIAnn Arbor , MICleveland , OH
Med School: University Of Michigan Medical School Med School: University Of Michigan Medical School Med School: UNIVERSITY OF GLASGOW Med School: Mcgovern Medical School At The Univ Of Texas Health Science Ctr At Houston
Current Profile
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Insurance Plans Accepted by Dr. Thomas Roy Gravelyn

  • Accepts Medicare
  • Accepts Medicaid
  • AARP
  • Aetna
  • Anthem Blue Cross Blue Shield
  • Blue Cross Blue Shield - HMO
  • Blue Cross Blue Shield - Medicare
  • Blue Cross Blue Shield of Michigan
  • Blue Cross Blue Shield of Michigan - HMO
  • Blue Cross Blue Shield of Michigan - PPO
  • Blue Cross Blue Shield of North Carolina
  • Cigna
  • GEHA
  • Health Alliance
  • Humana
  • Humana - Medicare (Advantage HMO)
  • Medicaid - Medicaid
  • Medicaid - Medicaid (Managed)
  • Medicare
  • Medicare - Medicaid
  • Medicare - Medicare
  • Medicare - Medicare (Advantage HMO)
  • Meridian Health Plan
  • Meritain Health
  • Molina Healthcare
  • Molina Healthcare - HMO
  • Molina Healthcare - Medicaid
  • Molina Healthcare - Medicaid (Managed)
  • Priority Health
  • UnitedHealthcare
  • UnitedHealthcare - HMO
  • UnitedHealthcare - Medicaid
  • UnitedHealthcare - Medicare
  • UnitedHealthcare - Medicare (Advantage HMO)
  • Wellcare

Medical Specialties

Dr. Thomas Roy Gravelyn has the following 3 specialties

Specialty Expertise

Dr. Thomas Roy Gravelyn has the following 10 areas of expertise

  • Angiographic Visualization
  • Asthma
  • Chest Infection
  • Chronic Obstructive Pulmonary Disease (COPD)
  • Critical Care Medicine
  • Emphysema
  • Pneumonia
  • Restless Legs Syndrome
  • Sleep Medicine
  • Tuberculosis (TB)

Certifications, License, & Education

45 Years Experience

MEDICAL LICENSE

Medical Doctor, Michigan, 2026, Active

EDUCATION & TRAINING

Residency

University Of Michigan Health System

Medical School

University Of Michigan Medical School
University Of Michigan Medical SchoolGraduated in 1981

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Frequently Asked Questions

Is Dr. Thomas Gravelyn accepting new patients?
Dr. Thomas Gravelyn is accepting new patients on Vitals. View Dr. Thomas Gravelyn's profile on Vitals to make an appointment.
Does Dr. Thomas Gravelyn accept my insurance?
You can see the insurance plans that Dr. Thomas Gravelyn accepts on their Vitals profile.
How can I make an appointment with Dr. Thomas Gravelyn?
You can find contact information for Dr. Thomas Gravelyn here on Vitals.
Which hospitals is Dr. Thomas Gravelyn affiliated with?
Dr. Thomas Gravelyn is affiliated with Trinity Health Michigan Chelsea Hospital.
Where is Dr. Thomas Gravelyn's office located?
Dr. Thomas Gravelyn's office is located at 5333 McAuley Dr Rm 3111, Ypsilanti, MI, 48197.

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