Quick answers
- Which hospitals does James E. Harris Jr. work at?
- Medicare's official clinician data lists James E. Harris Jr. at 1 hospital: Johns Hopkins Howard County Medical Center. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does James E. Harris Jr. see patients?
- Medicare's clinician data lists 5 practice locations, including Columbia, MD, Baltimore, MD and Middle River, MD. Call before your visit to confirm the address.
- What is James E. Harris Jr.'s specialty?
- Medicare lists General Surgery as the primary specialty.
- Does James E. Harris Jr. accept Medicare assignment?
- Medicare's clinician data says James E. Harris Jr. may accept Medicare assignment (as of 2026-10-02). Ask the office whether they accept it for your visit.
- What is the phone number for James E. Harris Jr.?
- (410) 502-4340, as listed in official Medicare / NPI Registry data.
- What is James E. Harris Jr.'s NPI number?
- 1538381017. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where James E. Harris Jr. works
Medicare's Facility Affiliation Data lists James E. Harris Jr. at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Johns Hopkins Howard County Medical CenterColumbia, MD · Acute Care Hospital · CCN 210048
Practice locations
Addresses where James E. Harris Jr. is enrolled with Medicare (CMS data updated 2026-10-02).
- 5755 Cedar LnColumbia, MD 21044
- 5759 Cedar LnColumbia, MD 21044
- 600 N Wolf StBaltimore, MD 21287
- 600 N Wolfe St, Blalock 266Baltimore, MD 21287 (410) 502‑4340
- 6201 Greenleigh AveMiddle River, MD 21220
Group practices
Medicare enrollment lists James E. Harris Jr. as a member of this group (CMS data updated 2026-10-02).
- Johns Hopkins University2,909 clinicians in the group
Specialties
- General Surgeryprimary
Other general surgeons in Columbia
Clinicians with the same Medicare primary specialty in Columbia, MD — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | University Of California, Geffen School Of Medicine |
| Graduation year | 2007 |
| Gender (as listed) | Male |
| Medicare assignment | May accept for some services |
| NPI (National Provider Identifier) | 1538381017 |
| 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
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
- 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