Dr. Homayoon Mahjoob, MD

Dr. Homayoon Mahjoob, MD

Gastroenterology  ·  
Male  ·  
Age 55
Dr. Homayoon Mahjoob, MD is a gastroenterology specialist in Glenn Dale, MD and has been practicing for 22 years. He graduated from Tehran University Of Medical Sciences in 1991 and specializes in gastroenterology.

12150 Annapolis Rd Ste 312

Glenn Dale, MD 20769

Contact Information

(301) 352-7771

Insurance Accepted

  • Aetna
  • Amerigroup (Wellpoint)
  • Blue Cross Blue Shield
  • CareFirst Blue Cross Blue Shield
  • Cigna
  • Maryland Physicians Care
  • Priority Partners
  • UnitedHealthCare

*Please verify this information when scheduling an appointment.

Learn about Dr. Mahjoob

Be confident in your decisions by checking out your provider's top areas of care, education, patient reviews and more. Learn about finding the right doctor for you.

Top Care Areas

See how frequently Dr. Mahjoob performs your care needs compared to other doctors.

Gastrointestinal Bleeding
more than 86% of peers
Abdominal Disorders
more than 86% of peers
more than 84% of peers

Dr. Mahjoob's percentages are based on the rate of treatment compared to peers nationwide from insurance data. Learn more info about our data and this Top Care Areas component.

1  Specialties

  • Gastroenterology

2  Board Certifications

  • Gastroenterology
    Accredited by: American Board of Internal Medicine*
  • Internal Medicine
    Accredited by: American Board of Internal Medicine*

86  Conditions Treated

Read Less

10  Procedures

  • Anoscopy
  • Bile Duct Procedure
  • Colonoscopy
  • Colonoscopy, Proctosigmoidoscopy, and Sigmoidoscopy
  • CRH Hemorrhoid Banding
  • Endoscopic Common Bile Duct Stone Removal
  • Endoscopy (Esophagus, Stomach, Small Intestine)
  • ERCP (Endoscopic Retrograde Cholangiopancreatography)
  • Gastroenterology Procedures
  • Liver Biopsy

Background Check

Malpractice Claims not available

Healthgrades does not collect malpractice information for Maryland.

0 Sanctions

No sanctions history found for the years that Healthgrades collects data.

0 Board Actions

No board actions found for the years that Healthgrades collects data.


  • Tehran University Of Medical Sciences
    Medical School | Graduated 1991
  • St Barnabas Hospital
    Internship Hospital | Completed 1994
  • St Barnabas Hospital
    Residency Hospital | Completed 1996
  • Howard University
    Fellowship Hospital | Completed 2007
  • Mt Sinai School Med
    Fellowship Hospital | Completed 1998
  • Georgetown University Hospital
    Other Education | Completed 2008
  • Umass Univ Hosp
    Other Education | Completed 2009

Awards & Recognition

Awards & Honors
  • Healthgrades Honor Roll
Media & Publications

Dr. Mahjoob has no media or publications listed.

Languages Spoken

  • English

Memberships & Professional Affiliations

Dr. Mahjoob does not have any memberships or affiliations listed. If you are Dr. Mahjoob and would like to add memberships or affiliations, please update your profile.

Dr. Mahjoob's Reviews

Likelihood of recommending Dr. Mahjoob to family and friends
5 total reviews (3 have comments)

Likelihood to Recommend (5)

  • 5
  • 4
  • 3
  • 2
  • 1

Dr. Mahjoob's Performance

  • Trustworthiness

  • Explains condition(s) well

  • Answers questions

  • Time well spent


Office & Staff Performance

  • Scheduling

  • Office environment

  • Staff friendliness

  • Average wait time

    31 to 45 minutes

Patient Comments (3)

The worst doctor I've ever met in my entire life. It bothers him that you ask about your condition , I had a colonoscopy and endoscopy with this doctor and after all the procedure it was like he did not want to talk to me about the results and the medicine that he gave me didn't work for me at all...more
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I recently had a procedure done by Dr. Mahjoob and I've barely seen results. After the procedure, I waited in the waiting room for him to follow-up with me to see how I as doing and it took a couple folks to go get him to come speak with me. Once he came by the waiting the room, he looked at him...more
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Terrible bedside manner. Performs procedures on patients but waits days to check on them if he checks on them at. If you ask for him to come back because you as his patient has questions he'll come to your room with an attitude asking "what do you want now". I was in horrible pain after he...more
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A patient with above name was not treated or performed ERCP in 2016 or in the past by Dr. Mahjoob. it appears this person has fear of revealing his/her true identity due to psosible her/ his underlying mental conditions. He or/ she also misidentify the title of Doctors, which is another sign of their mental disturbance. While we strive to provide the best care possible to all patients, however here and there we would confront by troubled individuals.

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