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Dr. Tuanh Tonnu, MD
Gastroenterology* Age 62
Dr. Tuanh Tonnu, MD
2.5 (2 Ratings)

Offers telehealth

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Dr. Tuanh Tonnu, MD is a Gastroenterologist in Gaithersburg, MD.
Dr. Tuanh Tonnu, MD
2.5 (2 Ratings)
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Dr. Tuanh Tonnu, MD

Gastroenterology* Age 62
Gaithersburg, MD
Accepting new patients
36 years of experience

Offers telehealth

Dr. Tuanh Tonnu, MD is a Gastroenterologist in Gaithersburg, MD.

About

Dr. Tonnu graduated from University of Maryland at Baltimore. Dr. Tuanh Tonnu, MD is a Gastroenterologist in Gaithersburg, MD and has 36 years experience. Dr. Tonnu currently practices at Practice and is affiliated with Frederick Health Hospital and Adventist HealthCare Shady Grove Medical Center. At present, Dr. Tonnu received an average rating of 2.5/5 from patients and has been reviewed 2 times. Dr. Tonnu's office accepts new patients and telehealth appointments. Dr. Tonnu is board certified in Gastroenterology and accepts multiple insurance plans.

Offers Telehealth

This provider offers telehealth appointments. Call the office to schedule.

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Experience Check

Enter a condition or procedure
Hepatitis B
Unexplained Weight Loss
Abdominal Pain
Hepatitis B
Unexplained Weight Loss
Abdominal Pain
Rigid Proctosigmoidoscopy
Flexible Sigmoidoscopy
Manometry
Anal or Rectal Pain
Viral Enteritis
Gastroesophageal Reflux Disease (GERD)
Gastritis
Chronic Gastritis
Dysentery
Reflux Esophagitis
Gastrointestinal Bleeding
Endoscopy
Duodenal Polypectomy
Esophagitis
Hemorrhoids
Nausea
  • View other providers who treat Nausea
Intestinal Diverticulosis
Diarrhea
  • View other providers who treat Diarrhea
Constipation
Noninfectious Gastroenteritis and Colitis
Colonoscopy, Proctosigmoidoscopy, and Sigmoidoscopy
Infectious Diarrheal Disease
Colonoscopy
Non-Alcoholic Fatty Liver Disease
Indigestion
Colorectal Polyp
Anemia
  • View other providers who treat Anemia
Gastric Ulcer
Gas-Bloat Syndrome
Removal or Destruction of Rectal or Intestinal Tumor (incl. Colonoscopy, Proctosigmoidoscopy, Sigmoidoscopy and Control of Hemorrhage)
Enteritis
Intestinal Ulcer
Diaphragmatic and Hiatal Hernia
Dysphagia
Acute Gastritis
Ascites
  • View other providers who treat Ascites
Barrett's Esophagus
Benign Neoplasm of the Digestive System
Bile Duct Obstruction
Celiac Disease
Cirrhosis
Colon Cancer
Crohn's Disease
Dehydration
Duodenal Ulcer
Duodenitis
Eosinophilic Esophagitis
Eosinophilic Gastritis
Esophageal Motility Disorders
Esophageal Ulcer
Esophageal Varices
Familial Adenomatous Polyposis
Food Allergy
Gallstones
Gastrointestinal Malabsorption
Gastrojejunal Ulcer
Gastroparesis
Gastroptosis
Heartburn
Hepatitis B - Immune Response
Hepatitis C
Hernia
  • View other providers who treat Hernia
Hiatal Hernia
Hypokalemia
Ileus
  • View other providers who treat Ileus
Inflammatory Bowel Disease
Intestinal Diverticulitis
Intestinal Obstruction
Irritable Bowel Syndrome
Lactose Intolerance
Liver Damage from Alcohol
Neoplasm of Gastrointestinal Tract
Pancreatitis
Peptic Ulcer
Retroperitoneum Cancer
Splenomegaly
Ulcerative Colitis
Upper Digestive Tract Cancer
Viral Hepatitis
Vitamin B12 Anemia
Vitamin_Deficiency
Vomiting Disorders
Colon Cancer Screening
Colorectal Cancer Screening
Gallbladder Scan
Hepatitis A Screening
Hepatitis B Virus Screening
Hepatitis C Virus Screening
Hepatitis Screening
Impedance Testing
Instrumental Diagnostic Evaluation for Dysphagia
Liver Biopsy
Liver Function Test
pH Probe
  • View other providers who treat pH Probe
Screening Colonoscopy
Ultrasound, Endoanal
Ultrasound, Esophageal
VAP Lipid Testing
Wireless pH Testing

Insurance Accepted

* Please verify this information when scheduling an appointment.
  • Blue Card PPO
  • Curative PPO Plus
    Curative PPO
    Curative EPO
  • Personal Choice PPO
  • Performance Blue
    BCBS PPO
  • First Health (Coventry Health Care) PPO
  • Open Access Plus
    Cigna PPO
  • HealthyBlue HMO
  • Navigate POS
    Options PPO
    MD IPA/Optimum Choice HMO/Preferred POS HMO-POS
    Choice Plus POS
    Medica Choice
    Navigate HMO
    Nexus Open Access
  • HealthBlue PPO
    BluePreferred PPO
    BlueChoice Advantage POS
    Maryland POS
  • Small Group Maryland HMO
    Select
    Elect Choice (Open Access) EPO
    Small Group Maryland Elect Choice Open Access
    APCN Open Access Aetna Select
    Premier Care Network APCN Choice (OAMC) POS II
    Managed Choice (Open Access) POS
    Choice Plus POS II
    Aetna
    Open Choice PPO
  • Choice Care PPO
    Choice Care Network PPO
    Choice POS
  • MVP Health Plan EPO

Locations

  1. 1 T. Ann Tonnu M.D. LLC
    9057 Shady Grove Ct, Gaithersburg, MD 20877
  2. 2 Adventist HealthCare Shady Grove Medical Center
    9901 Medical Center Dr, Rockville, MD 20850

Patient Satisfaction

Likelihood to recommend Dr. Tonnu
2.5
Based on 2 Reviews
5 Stars (0)
4 Stars (1)
3 Stars (0)
2 Stars (0)
1 Star (1)

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Patient Reviews
Nov 19, 2023
It was extremely efficient office and she was informative and knowledgeable and out my fears at ease on my first colonoscopy
Deborah B — Nov 19, 2023
See more reviews on Healthgrades
Photo: Dr. Tuanh Tonnu, MD
How would you rate your experience with Dr. Tuanh Tonnu, MD?
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Dr. Tonnu's Office & Staff

  • Ease of scheduling urgent appointments
  • Staff friendliness and courteousness
  • Total wait time (waiting & exam rooms)

Experience with Dr. Tonnu

  • Level of trust in provider's decisions
  • How well provider explains medical condition(s)
  • How well provider listens and answers questions
  • Hpends appropriate amount of time with patients

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Telehealth Options
This provider has not specified a telehealth appointment method. Would you still like to make an appointment with Dr. Tonnu?
Call now to make an appointment
(301) 721-1614

About Me

Specialties*
Gastroenterology
Specialties*
  • *Sharecare does not verify qualifications for medical specialties. Please verify your provider's specialty and qualifications directly with your provider and applicable medical board.
Common Questions and Answers
Responses are sourced directly from patients.
Does Dr. Tonnu communicate via email?
3 users said yes.
Yes
(3)
No
(1)
Does Dr. Tonnu offer telehealth services or virtual visits?
1 user said yes.
Yes
(1)
No
(0)
Does Dr. Tonnu offer an online patient portal?
No responses yet.
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No
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Does Dr. Tonnu have free onsite parking?
1 user said yes.
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(1)
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Does Dr. Tonnu offer weekend visits?
No users said yes.
Yes
(0)
No
(1)
Does Dr. Tonnu offer evening visits?
No users said yes.
Yes
(0)
No
(2)
Does Dr. Tonnu specialize in working with children or adolescents?
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(0)
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Does Dr. Tonnu specialize in working with seniors?
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Does Dr. Tonnu specialize in couples therapy?
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(0)
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Does Dr. Tonnu specialize in working with LGBTQ+ community?
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(0)
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Does Dr. Tonnu accept insurance?
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Frequently Asked Questions

Find contact information here to make an appointment.

A list of accepted insurance providers is available on the Sharecare insurance check. It is always a good idea to verify your insurance when making an appointment.

New patients are generally accepted by Dr. Tuanh Tonnu, MD. To arrange an appointment, call the number on Dr. Tonnu's profile.

Dr. Tuanh Tonnu, MD is affiliated with Frederick Health Hospital and Adventist HealthCare Shady Grove Medical Center.

Yes, Dr. Tuanh Tonnu, MD holds board certification in Gastroenterology.

Education
Medical Education
  • University of Maryland at Baltimore
    1990
Medical Education
Board Certifications
  • Gastroenterology
Board Certifications
What’s a board certification and why is it important that my provider has one?

A board certification represents a provider’s dedication to ongoing training in one or more specialties, including the completion of intensive exams. While not all specialties have board certifications, if your provider does have one they’ve taken the extra step to master their specialty and to keep up with the latest advancements in their field.

Hospital Affiliations

  • Frederick Health Hospital

    400 W 7th St, Frederick, MD

  • Adventist HealthCare Shady Grove Medical Center

    9901 Medical Center Dr, Rockville, MD

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