Summary

Dr. Ranga Nathan specializes in gastroenterology and internal medicine, bringing over five decades of medical expertise to his practice. He earned his medical degree from Howard University College of Medicine and completed his residency at Baylor College of Medicine. With 54 years of experience treating digestive and internal medicine conditions, Dr. Nathan has built extensive knowledge in his field. He is fluent in both English and Spanish, allowing him to serve a diverse patient population.

Dr. Nathan practices at multiple locations throughout Humble and Kingwood, Texas, and maintains hospital affiliations with HCA Houston Healthcare Kingwood, Memorial Hermann Northeast Hospital, Townsen Memorial Hospital, and Emergency Hospital Systems Deerbrook. His clinical focus includes treating conditions such as hemorrhoids, colon polyps, and diverticular disease. He performs procedures including colonoscopy and lower gastrointestinal endoscopy to diagnose and treat digestive health issues. Patients have given him an average rating of 3.7 out of 5 on Vitals.
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Overview based on verified provider data

Quick Facts

  • accepting new patients
  • 3.7
  • 54 years of experience
  • speaks English, Spanish
  • Baylor College Of Medicine
  • 21 written reviews
  • 2 specialties
  • 13 areas of expertise
  • 4 hospital affiliations
  • 5 office locations
  • Male

Patients’ Perspective

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

Office Locations

Dr. Ranga Srinivasan Nathan has 5 locations

Humble Kingwood Endoscopy Center

19502 McKay Dr Ste 101Humble, TX 77338
Mon5:00 am - 5:00 pm
Tue5:00 am - 5:00 pm
Wed5:00 am - 5:00 pm
Thu5:00 am - 5:00 pm
Fri5:00 am - 5:00 pm
SatClosed
SunClosed

Digestive Disease Consultants Pa

9816 Memorial Blvd Ste 206Humble, TX 77338
Mon8:30 am - 5:00 pm
Tue8:30 am - 5:00 pm
Wed8:30 am - 5:00 pm
Thu8:30 am - 5:00 pm
Fri8:30 am - 3:00 pm
SatClosed
SunClosed

Digestive Disease Consultants Pa

9816 Memorial Blvd Ste 208Humble, TX 77338
Mon8:30 am - 5:00 pm
Tue8:30 am - 5:00 pm
Wed8:30 am - 5:00 pm
Thu8:30 am - 5:00 pm
Fri8:30 am - 3:00 pm
SatClosed
SunClosed

Townsen Memorial Hospital

1475 Fm 1960 Bypass Rd EHumble, TX 77338

Hca Houston Healthcare Kingwood

22999 Us Highway 59 NKingwood, TX 77339

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Dr. Ranga Srinivasan Nathan, MDDr. Farah Harmouch, MDRebecca Humphries, APRNAshley Anderson, APRN
GastroenterologyGastroenterologyGastroenterologyGastroenterology
Accepts New Patients Accepts New Patients Accepts New Patients Accepts New Patients
3.7 
54 Years of Experience
No Virtual Visit Option Virtual Visit Available Virtual Visit Available Virtual Visit Available
Speaks English, Spanish Speaks Arabic, English Speaks English Speaks English
Humble , TXHouston , TXSacramento , CASacramento , CA
Med School: Howard University College Of Medicine Med School: Emory University Med School: East Tennessee State University - Quillen College of Medicine
Current Profile
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Insurance Plans Accepted by Dr. Ranga Srinivasan Nathan

  • Accepts Medicare

Medical Specialties

Dr. Ranga Srinivasan Nathan has the following 2 specialties

Specialty Expertise

Dr. Ranga Srinivasan Nathan has the following 13 areas of expertise

  • Abdominal Pain
  • Acid Reflux Disease (Gastroesophageal Reflux / GERD)
  • Acid Reflux Disease (GERD)
  • Celiac Disease
  • Colon Cancer
  • Colonoscopy
  • Constipation
  • Endoscopy (Endoscopic Surgery)
  • Hemorrhoids
  • Hepatitis C
  • Internal Medicine
  • Irritable Bowel Syndrome (IBS)
  • Ulcerative Colitis

Certifications, License, & Education

54 Years Experience

Dr. Ranga Srinivasan Nathan holds an active medical license in the state of Texas.

Medical License

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

Education & Training

Residency

Completed their residency at Baylor College Of Medicine.

Medical School

Graduated from Howard University College Of Medicine in 1977 and Madras Medical College in 1972.

NPI Number

Dr. Nathan's NPI number is 1235326828.

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Frequently Asked Questions

How can I make an appointment with Dr. Ranga Nathan?
You can find contact information for Dr. Ranga Nathan here on Vitals.
Is Dr. Ranga Nathan accepting new patients?
Dr. Ranga Nathan is accepting new patients on Vitals. View Dr. Ranga Nathan's profile on Vitals to make an appointment.
Does Dr. Ranga Nathan accept my insurance?
You can see the insurance plans that Dr. Ranga Nathan accepts on their Vitals profile.
What languages does Dr. Ranga Nathan speak?
Dr. Ranga Nathan speaks English and Spanish.
Which hospitals is Dr. Ranga Nathan affiliated with?
Dr. Ranga Nathan is affiliated with Hca Houston Healthcare Kingwood, Memorial Hermann Northeast Hospital, Townsen Memorial Hospital, and Emergency Hospital Systems Deerbrook.

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