John E. Carroll, MD

University	Degree	Graduated
Medical College of Wi, Milwaukee Wi	Other Degree	1993
Medical College of Wisconsin	Other Degree	1993
Medical College of Wisconsin	Medical Degree	1993

Institution	Focus	Year
Residency - Cleveland Clinic Foundation		Not Specified
Residency - Georgetown University Hospital, Gastroenterology; Georgetown University Hospital, Internal Medicine		Not Specified

Certification	Cert. Body	Year
Internal medicine Sub-Specialty: Gastroenterology	Internal Medicine	Not Specified

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Review by Anonymous on October 02, 2025 -

MedStar Health Gastroenterology at MedStar Georgetown University Hospital - 3800 Reservoir Road NW Main Building, 2nd floor, Room 2210

Office & Staff Evaluation

Practice Evaluation

Ease of Getting an Appointment Not rated
Courtesy of Practice Staff Not rated
Appearance & Atmosphere of Office Not rated
Handling of Billing & Insurance Not rated
Average Wait Time Not rated

Provider Evaluation

Willingness to Spend Time with You Not rated
Listening Skills
Clear explanations
Trust in Decision Making Not rated
Accuracy of Diagnosis Not rated
Post-Visit Follow-Up Not rated

Comment - “ I am very fortunate to have Dr C... ”

I am very fortunate to have Dr Carroll as my doctor. He is very knowledgeable and patient.He explains things in a way that's easy to understand and makes suggestions that allow me to feel comfortable with my decisions.I would recommend him to everyone.

Verified Patient

“I am very fortunate to have Dr C...”

Anonymous 10/02/2025

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Review by Anonymous on September 15, 2025 -

MedStar Health Gastroenterology at MedStar Georgetown University Hospital - 3800 Reservoir Road NW Main Building, 2nd floor, Room 2210

Office & Staff Evaluation

Practice Evaluation

Ease of Getting an Appointment Not rated
Courtesy of Practice Staff Not rated
Appearance & Atmosphere of Office Not rated
Handling of Billing & Insurance Not rated
Average Wait Time Not rated

Provider Evaluation

Willingness to Spend Time with You Not rated
Listening Skills
Clear explanations
Trust in Decision Making Not rated
Accuracy of Diagnosis Not rated
Post-Visit Follow-Up Not rated

Comment - “ Discussed all issues in detail. ... ”

Discussed all issues in detail. Information conveyed was thorough and reassuring.

Verified Patient

“Discussed all issues in detail. ...”

Discussed all issues in detail. Information conveyed was thorough and reassuring.

Anonymous 09/15/2025

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Review by Anonymous on May 03, 2025 -

MedStar Health Gastroenterology at MedStar Georgetown University Hospital - 3800 Reservoir Road NW Main Building, 2nd floor, Room 2210

Office & Staff Evaluation

Practice Evaluation

Ease of Getting an Appointment Not rated
Courtesy of Practice Staff Not rated
Appearance & Atmosphere of Office Not rated
Handling of Billing & Insurance Not rated
Average Wait Time Not rated

Provider Evaluation

Willingness to Spend Time with You Not rated
Listening Skills
Clear explanations
Trust in Decision Making Not rated
Accuracy of Diagnosis Not rated
Post-Visit Follow-Up Not rated

Comment - “ Good... ”

Good

Verified Patient

“Good...”

Good

Anonymous 05/03/2025

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Review by Anonymous on September 22, 2025 -

MedStar Health Gastroenterology at MedStar Georgetown University Hospital - 3800 Reservoir Road NW Main Building, 2nd floor, Room 2210

Office & Staff Evaluation

Practice Evaluation

Ease of Getting an Appointment Not rated
Courtesy of Practice Staff Not rated
Appearance & Atmosphere of Office Not rated
Handling of Billing & Insurance Not rated
Average Wait Time Not rated

Provider Evaluation

Willingness to Spend Time with You Not rated
Listening Skills
Clear explanations
Trust in Decision Making Not rated
Accuracy of Diagnosis Not rated
Post-Visit Follow-Up Not rated

Comment - “ Dr Carroll listened well and exp... ”

Dr Carroll listened well and explained next steps.

Verified Patient

“Dr Carroll listened well and exp...”

Dr Carroll listened well and explained next steps.

Anonymous 09/22/2025

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Review by Anonymous on August 21, 2025 -

MedStar Health Gastroenterology at MedStar Georgetown University Hospital - 3800 Reservoir Road NW Main Building, 2nd floor, Room 2210

Office & Staff Evaluation

Practice Evaluation

Ease of Getting an Appointment Not rated
Courtesy of Practice Staff Not rated
Appearance & Atmosphere of Office Not rated
Handling of Billing & Insurance Not rated
Average Wait Time Not rated

Provider Evaluation

Willingness to Spend Time with You Not rated
Listening Skills
Clear explanations
Trust in Decision Making Not rated
Accuracy of Diagnosis Not rated
Post-Visit Follow-Up Not rated

Comment - “ Dr Carroll was most attentive an... ”

Dr Carroll was most attentive and helpful, besides providing advice.

Verified Patient

“Dr Carroll was most attentive an...”

Dr Carroll was most attentive and helpful, besides providing advice.

Anonymous 08/21/2025

Office Hours

Internal Medicine Physician - Gastroenterology

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Office & Staff Evaluation Not rated

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MedStar Health Gastroenterology at MedStar Georgetown University Hospital

Practice Colleagues

Lauren Livesay, FNP-C - Nurse Practitioner

Shervin Shafa, MD - Internal Medicine Physician

Thomas Loughney, MD - Internal Medicine Physician

Caren Palese, MD - Internal Medicine Physician

Denise Marlatte, FNP - Nurse Practitioner

Mark Mattar, MD - Internal Medicine Physician

Meggin Sabatino, DNP - Internal Medicine Physician, Nurse Practitioner

Parnia Ghazanfari, MS, PA-C - Physician Assistant

Angelica Nocerino, MD - Internal Medicine Physician

James Lewis, MD - Internal Medicine Physician

Procedures & Services

Procedures & Treatments Offered

Commonly Prescribed Medications

Accepted Insurance

Accepted Insurance