Dr. Cheng-Huai Ruan, MD

Internal Medicine

(13 reviews)
Accepting new patients 12 years of experience

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About Dr. Cheng-Huai Ruan, MD


Dr. Cheng-Huai Ruan, MD is an Internist in Houston, TX. He specializes in Internal Medicine, has 12 years of experience, and is board certified. He graduated from Ross...


  • Internal Medicine

Years of Experience

12 years of experience


  • Cadmium poisoning detoxification
  • Chelation Therapy
  • Glutathione IV therapy
  • Heavy Metal Detoxification
  • Hormone replacement therapy (bhrt)
  • Iv Therapy
  • Lead poisoning detoxification
  • Memory loss treatment
  • Mold testing
  • Myers Cocktail IV therapy
  • Next level physical therapy
  • Vitamin C IV therapy



NPI Number


Insurance Plans Accepted

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Ratings & Reviews

Average provider rating


Based on 13 reviews

Time with patient

Accuracy of diagnosis

Listening skills

Clear explanations

Trust in decision making

Post visit follow-up

Office & Staff Evaluation

Office appearance

out of 5

Ease of scheduling

out of 5

Friendly staff

out of 5

Billing matters

out of 5

Average wait time

11 to 20 minutes

Leave a review

How was your appointment with Dr. Cheng-Huai Ruan, MD?

Patient Reviews

13 reviews

5 star
4 star
3 star
2 star
1 star
Mar 6, 2019
Feeling good

I did not think I would ever look forward to going to a doctors office!

L. H.

Accepting New Patients Icon Verified patient
Mar 6, 2019
Dr. Ruan saved me

Dr. Ruan has truly saved me as I suffer from 3 autoimmune disorders and chronic pain. Being able to find my strength again through his incredible practice has changed my life and I am forever greatful!

A. G.

Accepting New Patients Icon Verified patient
Mar 6, 2019
True caring and incredible medical expertise

Seeing Dr Ruan is the biggest and final step in trying to heal my autoimmune disease for 13 years. He has the knowledge, wisdom and resources to get to the root cause of my illness, help me detoxify and find true health again. Anyone who can be Dr...

Dara E.

Accepting New Patients Icon Verified patient

Education & Certifications

Medical Education

  • 2009 Ross University School of Medicine - M.D.


  • 2010 New York Presbyterian Queens - Internal Medicine
  • 2013 New York Presbyterian/Weill Cornell Medical College - Internal Medicine
  • 2012 New York Presbyterian/Weill Cornell Medical College - Internal Medicine

Board Certifications

  • ABMS


Primary Location Pin Icon

Primary Location

Texas Center for Lifestyle Medicine

5252 Hollister St, Suite 201

Houston, TX 77040

  • Monday 8:30 am - 5:00 pm
Texas Center for Lifestyle Medicine

4701 Fm 2920 Rd, Ste C-1

Spring, TX 77388

  • Monday 9:00 am - 7:00 pm
Texas Center for Lifestyle Medicine

4914 Bissonnet St, Suite 100

Bellaire, TX 77401

  • Monday 9:00 am - 5:00 pm

Frequently Asked Questions