Dr. Mark Co, MD

Dr. Mark Co, MD

Pulmonary DiseaseMaleAge 62

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New Patient

(972) 942-0675

Current Patient

Dr. Mark Co, MD is a Pulmonologist in Dallas, TX and has over 38 years of experience in the medical field. Dr. Co has more experience with Sleep Apnea than other specialists in his area. He graduated from Coll Med Cebu Inst Med medical school in 1983. He is affiliated with Dallas Medical Center. Be sure to call ahead with Dr. Co to book an appointment.



New Patient?
(972) 942-0675
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Our after hours patient concierge is open and ready to help you get started.
Dallas Medical Physician Group9 Medical Pkwy Ste 301 Dallas, TX 75234

At a Glance

  • Explains Conditions Well Patients said this doctor explains conditions well. See reviews
  • Practices at Top Hospital Patient Safety Excellence Award™ See hospitals
  • Trustworthy Patients said this doctor is trustworthy. See reviews

Dr. Co's Reviews

Likelihood to recommend Dr. Co


Based on 4 ratings

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Dr. Co
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What went well
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What could be improved
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RecentHighestLowestMost Helpful
Office never pick up calls. Save the stress and find another pulmonologist
What went well
No results
What could be improved
  • Difficult to schedule appointment
  • Appointment was rushed
Jun 25, 2021
Dr. Mark co is great. Good luck trying to get an appointment made after you’re a patient already because the office never picks up calls or responds to messages. Worst service
What went well
  • Listened & answered questions
  • Explained conditions well
  • Trusted the provider's decisions
What could be improved
  • Difficult to schedule appointment
  • Office environment
  • Staff wasn't friendly
  • Long wait times
  • Appointment was rushed
Feb 10, 2021

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Experience and Background Checks


Background Check

No malpractice claims found for Texas
No disciplinary actions found for the years we collect data
No board actions found for the years we collect data
Learn more about background checks

Frequently Treated by Dr. Co

Based on treatment records, we have identified the following as areas of care that Dr. Co treats more often than their peers. If you are unsure whether Dr. Co treats other conditions, please contact the office at (214) 321-1231.

Sleep Apnea

Sleep-disordered breathing specialists diagnose and treat conditions, such as snoring or obstructive sleep apnea, in which breathing is interrupted during sleep, resulting in symptoms of fatigue, irritability and high blood pressure.Compare with other Sleep Apnea specialists.

Dr. Co is experienced in the area of Sleep Apnea. See the graph below to learn more about his experience.

Based on claims data for 2 conditions and procedures

Dr. Co
Similar Providers
Sleep Apnea
Very High

Check Dr. Co's experience treating your condition or procedure

Dr. Co's conditions and procedures:

  • Acidosis
  • Acute Bronchitis
  • Acute Pharyngitis
  • Acute Upper Respiratory Infection
  • Alkalosis
  • Asthma
  • Bronchiectasis
  • Bronchitis
  • Bronchopulmonary Aspergillosis
  • Bronchopulmonary Dysplasia
  • Bronchoscopy
  • Chronic Pulmonary Heart Diseases (incl. Pulmonary Hypertension)
  • Collapsed Lung (Pneumothorax)
  • COPD (Chronic Obstructive Pulmonary Disease)
  • Cough
  • Emphysema
  • Influenza (Flu)
  • Interstitial Lung Disease
  • Low Blood Oxygen Level
  • Lung Abscess
  • Lung Neoplasms, Not Specified as Malignant
  • Lung Nodule
  • Metastatic Respiratory System Cancer
  • Mycobacterial Lung Infection
  • Partial Lung Collapse
  • Pleural Effusion
  • Pneumonia
  • Pneumonitis (Due to Solids or Liquids)
  • Primary Pulmonary Hypertension
  • Pulmonary Edema
  • Pulmonary Embolism
  • Pulmonary Eosinophilia
  • Pulmonary Hypertension
  • Pulmonary Rehabilitation Services
  • Respiratory Failure
  • Respiratory Management
  • Respiratory Syncytial Virus
  • Sarcoidosis
  • Shortness of Breath
  • Sleep Apnea
  • Sleep Study
  • Smoking Cessation Counseling
  • Swine Flu
  • Systemic Sclerosis
  • Thoracentesis
  • Viral Infection
  • Wheezing

Insurance Check

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Dr. Co accepts

Accepted insurance can change. Please double-check when making an appointment.

(972) 942-0675

Dr. Co accepts the following insurance:

Aetna HMO
Choice Plus POS II
Superior Health Plan
National (BlueCard) PPO
Blue Cross Blue Shield
Blue Card PPO
Blue Cross Blue Shield of Texas
Blue Advantage HMO
Blue Choice
CareFirst Blue Cross Blue Shield
HealthyBlue 2.0
HealthyBlue Advantage
Cigna HMO
Cigna PPO
Open Access Plus
First Health (Coventry Health Care)
First Health (Coventry Health Care) PPO
Choice Care PPO
Preferred PPO
MultiPlan PPO

About Me


Dr. Mark Co, MD is a Pulmonologist in Dallas, TX and has over 38 years of experience in the medical field. Dr. Co has more experience with Sleep Apnea...Read more


  • Pulmonary Disease

Board Certifications

  • Critical Care Medicine
  • Internal Medicine
  • Pulmonary Disease


Fellowship Hospital
Montefiore Medical Center - Moses Division
Fellowship Hospital
Booth Meml Hosp
Residency Hospital
Booth Meml Hosp
Internship Hospital
Coll Med Cebu Inst Med
Medical School


Frequently Asked Questions

How can I make an appointment with Dr. Mark Co, MD?

Click here to schedule an appointment online. New patients can also call (972) 942-0675, and for other questions, call (214) 321-1231.

Does Dr. Mark Co, MD accept my insurance?

Use the Healthgrades insurance check to verify if Dr. Co accepts your insurance.

What are Dr. Mark Co, MD's top areas of care?

Dr. Co frequently treats Sleep Apnea. See all practice areas where Dr. Co specializes.

Where is Dr. Mark Co, MD's office located?

Dr. Co's office is located at 9 Medical Pkwy Ste 301, Dallas, TX 75234. Find other locations and directions on Healthgrades.

Does Dr. Mark Co, MD offer telehealth services?

Dr. Co has not yet indicated whether they offer telehealth services. Please contact the office to check for availability/eligibility.

Affiliated Hospitals

Dr. Co is affiliated with the following hospital. Select the hospital below to learn more.

Learn more about how Healthgrades measuresHospital Quality.

Dallas Medical Center

Dallas, TX

55% Patient Experience Rating, 14% lower than the national average

4 Awards Received

Award Highlight: Patient Safety Excellence Award™ (2021)