Quick answers
- Where does Christopher Ko see patients?
- Medicare's clinician data lists 1 practice location in Woodbridge, VA. Call before your visit to confirm the address.
- What is Christopher Ko's specialty?
- Medicare lists Internal Medicine as the primary specialty.
- Does Christopher Ko accept Medicare assignment?
- Yes. Medicare's clinician data says Christopher Ko 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.
- Does Christopher Ko offer telehealth?
- Medicare's clinician data says Christopher Ko offers telehealth services. Ask the office which visits can be done by video or phone.
- What is Christopher Ko's NPI number?
- 1255364105. 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 Christopher Ko is enrolled with Medicare (CMS data updated 2026-10-02).
- 2080 Old Bridge RdWoodbridge, VA 22192
Specialties
- Internal Medicineprimary
Other internal medicine doctors in Woodbridge
Clinicians with the same Medicare primary specialty in Woodbridge, VA — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Northwestern University Feinberg Medical School |
| Graduation year | 2003 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1255364105 |
| 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