Summary

Dr. Mohamad Ayass is a dual-specialty physician focused on pulmonology and nephrology with 38 years of experience in medicine. He earned his medical degree from the University of Damascus Faculty of Medicine and completed his residency at the University of Michigan Health System. His extensive background allows him to treat complex respiratory and kidney conditions with deep clinical expertise. Dr. Ayass is fluent in both English and Spanish, enabling him to serve diverse patient populations.

Dr. Ayass practices at multiple locations throughout Texas, including San Angelo and Frisco, with affiliations at Shannon Medical Center South, Baylor Scott And White Medical Center Centennial, and Medical City Frisco Hospital. His clinical focus includes treating asthma in both adult and pediatric patients, as well as managing reactive airway disease. He performs specialized testing including immunology and serology work, autoimmune disease testing, and immunoglobulin tests to help diagnose and monitor various conditions. Patients have given Dr. Ayass an average rating of 4.1 out of 5 stars.
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Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 4.1
  • 38 years of experience
  • speaks English, Spanish
  • University Of Michigan Health System
  • 10 written reviews
  • 2 specialties
  • 8 areas of expertise
  • 3 hospital affiliations
  • 5 office locations
  • Male

Patients’ Perspective

  • Gave an accurate diagnosis
  • Had a good bedside manner
  • Spent time with me

Office Locations

Dr. Mohamad Ammar F Ayass has 5 locations

Ayass Lung Clinic Pllc

3021 Green Meadow DrSan Angelo, TX 76904
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

Ayass Lung Clinic Pllc

8501 Wade Blvd Ste 750Frisco, TX 75034
Mon9:00 am - 5:00 pm
Tue9:00 am - 5:00 pm
Wed9:00 am - 5:00 pm
Thu9:00 am - 5:00 pm
Fri9:00 am - 5:00 pm
SatClosed
SunClosed

Shannon Medical Center South

3501 Knickerbocker RdSan Angelo, TX 76904

Medical City Frisco

5500 Frisco Square BlvdFrisco, TX 75034

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Dr. Mohamad Ammar F Ayass, MD
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Dr. Mohamad Ammar F Ayass, MDDr. Rina Awan, MDDr. Disha Awasthi, MDDr. Francisco Xavier Tamayo, MD
PulmonologyPulmonologyPulmonologyCritical Care Medicine
Accepts New Patients Accepts New Patients Accepts New Patients
4.1 
4.2 
38 Years of Experience 28 Years of Experience
No Virtual Visit Option Virtual Visit Available Virtual Visit Available No Virtual Visit Option
Speaks English, Spanish Speaks English Speaks English, Hindi
San Angelo , TXHouston , TXSugar Land , TXSan Angelo , TX
Med School: University Of Damascus Faculty Of Medicine Med School: Bolan Medical College Med School: University Of Illinois At Chicago College Of Medicine
Current Profile
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Insurance Plans Accepted by Dr. Mohamad Ammar F Ayass

  • Accepts Medicare
  • Accepts Medicaid

Medical Specialties

Dr. Mohamad Ammar F Ayass has the following 2 specialties

Specialty Expertise

Dr. Mohamad Ammar F Ayass has the following 8 areas of expertise

  • Angiographic Visualization
  • Asthma
  • Chest Infection
  • Chronic Obstructive Pulmonary Disease (COPD)
  • Emphysema
  • Nephrology
  • Pneumonia
  • Tuberculosis (TB)

Certifications, License, & Education

38 Years Experience

Dr. Mohamad Ammar F Ayass holds an expired medical license in the state of Texas.

Medical License

Medical Doctor with an expired medical license in the state of Texas that expired in 2026.

Education & Training

Residency

Completed their residency at University Of Michigan Health System.

Medical School

Graduated from University Of Damascus Faculty Of Medicine in 1988.

NPI Number

Dr. Ayass' NPI number is 1821036559.

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Frequently Asked Questions

Is Dr. Mohamad Ayass accepting new patients?
Dr. Mohamad Ayass is accepting new patients on Vitals. View Dr. Mohamad Ayass's profile on Vitals to make an appointment.
Does Dr. Mohamad Ayass accept my insurance?
You can see the insurance plans that Dr. Mohamad Ayass accepts on their Vitals profile.
Does Dr. Mohamad Ayass accept virtual/telehealth appointments?
Dr. Mohamad Ayass has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Which hospitals is Dr. Mohamad Ayass affiliated with?
Dr. Mohamad Ayass is affiliated with Shannon Medical Center South, Baylor Scott And White Medical Center Centennial, and Medical City Frisco Hospital.
Where is Dr. Mohamad Ayass's office located?
Dr. Mohamad Ayass's office is located at 3021 Green Meadow Dr, San Angelo, TX, 76904.

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