
Foxhall Internists
Quick Facts
| Practice Type | Concierge |
| Doctors | Linda Yau MD, FACP, Internal Medicine |
About
At Foxhall Internists, a team of internal medicine physicians delivers membership-based care in Washington, DC. The practice operates at 3301 New Mexico Avenue, NW, in the northwest part of the city. Multiple physicians on staff serve adult patients across a range of internal medicine needs. Dr. Sandra Delistathis and Dr. Matthew Parker currently accept new patients into their membership plans. Dr. Umhau, Dr. Hansen, Dr. Dooley, and Dr. Saleh accept family members of existing patients on a limited basis. The practice also plans to add at least one additional physician before year's end.
Details
Address
3301 New Mexico Avenue, NW, Suite 348, Washington, DC 20016
Phone
(202) 362-4467Website
Visit websiteMembership Details
Physicians have membership plans; specific pricing not listed.
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Frequently Asked Questions
Dr. Sandra Delistathis and Dr. Matthew Parker currently accept new patients into their membership plans. Dr. Umhau, Dr. Hansen, Dr. Dooley, and Dr. Saleh accept family members of existing patients on a limited basis. Foxhall Internists also plans to add at least one new physician before the end of the year.
Each physician at Foxhall Internists operates an individual membership plan for their patients. Prospective patients join the panel of a specific physician. Contact the practice directly for details on current availability and plan specifics.
Yes, Foxhall Internists focuses on adult internal medicine. The physicians on staff provide care for adult patients across a broad range of internal medicine conditions and health needs.
Foxhall Internists sits at 3301 New Mexico Avenue, NW, Suite 348, Washington, DC 20016. Patients can reach the office by phone at (202) 362-4467.
Prospective patients should contact the practice directly to inquire about availability with a specific physician. Dr. Sandra Delistathis and Dr. Matthew Parker are the primary physicians currently accepting new membership enrollments.
Yes, the practice plans to add at least one additional physician before the end of the year. This will expand capacity for new patient enrollment across the practice.
com to request a transition. The office staff responds to requests within five business days. Dr. Delistathis and Dr. Parker are the primary physicians accepting new patients.
Practice last updated June 12, 2026


