Quick answers
- Where does Elizabeth L. Oconnor see patients?
- Medicare's clinician data lists 3 practice locations, including Washington, DC, Rockville, MD and Alexandria, VA. Call before your visit to confirm the address.
- What is Elizabeth L. Oconnor's specialty?
- Medicare lists Family Practice as the primary specialty.
- Does Elizabeth L. Oconnor accept Medicare assignment?
- Yes. Medicare's clinician data says Elizabeth L. Oconnor accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- What is the phone number for Elizabeth L. Oconnor?
- (443) 393-3657, as listed in official Medicare / NPI Registry data.
- What is Elizabeth L. Oconnor's NPI number?
- 1629040498. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Practice locations
Addresses where Elizabeth L. Oconnor is enrolled with Medicare (CMS data updated 2026-10-02).
- 150 I St SE, Suite 100Washington, DC 20003 (443) 393‑3657
- 15245 Shady Grove Rd, Suite 150Rockville, MD 20850 (301) 869‑9776
- 6020 Richmond Hwy, Suite 102Alexandria, VA 22303 (571) 308‑6776
Group practices
Medicare enrollment lists Elizabeth L. Oconnor as a member of these groups (CMS data updated 2026-10-02).
- Comprehensive Primary Care and Associates LLC171 clinicians in the group
- Capital Healthcare PC100 clinicians in the group
Specialties
- Family Practiceprimary
Find other Family Practice doctors in District of Columbia →
Other family doctors in Washington
Clinicians with the same Medicare primary specialty in Washington, DC — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of South Alabama College Of Medicine |
| Graduation year | 1998 |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1629040498 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians