Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

John Edward Carroll

Individual provider Gastroenterology Physician · NPI 1770581837

John Edward Carroll is a Gastroenterology in Washington, District of Columbia. Graduated from Medical College of Wisconsin in 1993, 33 years ago. Practices with Medstar Medical Group II LLC, a 3,717-clinician group, accepts Medicare assignment and offers telehealth. Licensed in District of Columbia.

Years since qualifying
33
Trained at
Medical College of Wisconsin
Licensed in
DC
In the registry since
2005
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Practice location Address checks out

3800 Reservoir Rd NW
Washington, DC 20007-2113
Phone: (202) 444-6649
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Gastroenterology Physician (primary) Taxonomy 207RG0100X · Licence 32080 (DC)

Record details

NPI number1770581837
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorNo
NPI enumeratedJuly 13, 2005
Last updated in NPPESFebruary 27, 2012

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyGASTROENTEROLOGY
Also practisesINTERNAL MEDICINE
Medical schoolMEDICAL COLLEGE OF WISCONSIN
Graduated 1993 (33 years in practice)
Group practice Medstar Medical Group Ii Llc — 3717 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount
TelehealthOffers telehealth services
Practice locations3 on file with Medicare

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