Quick answers
- Which hospitals does David Ko work at?
- Medicare's official clinician data lists David Ko at 2 hospitals: Bridgton Hospital and Day Kimball Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does David Ko see patients?
- Medicare's clinician data lists 3 practice locations, including Portsmouth, VA, Putnam, CT and Norfolk, VA. Call before your visit to confirm the address.
- What is David Ko's specialty?
- Medicare lists Family Practice as the primary specialty.
- Does David Ko accept Medicare assignment?
- Yes. Medicare's clinician data says David 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 David Ko offer telehealth?
- Medicare's clinician data says David Ko offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for David Ko?
- (757) 337-6000, as listed in official Medicare / NPI Registry data.
- What is David Ko's NPI number?
- 1356720049. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where David Ko works
Medicare's Facility Affiliation Data lists David Ko at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Bridgton HospitalBridgton, ME · Critical Access Hospital · CCN 201310
- Day Kimball HospitalPutnam, CT · Acute Care Hospital · CCN 070003
Practice locations
Addresses where David Ko is enrolled with Medicare (CMS data updated 2026-10-02).
- 1800 A Frederick BlvdPortsmouth, VA 23707 (757) 337‑6000
- 330 Pomfret StPutnam, CT 06260 (860) 928‑2736
- 6206 N Military Hwy, Suite HNorfolk, VA 23518 (757) 271‑5282
Group practices
Medicare enrollment lists David Ko as a member of these groups (CMS data updated 2026-10-02).
- Prohealth Physicians PC213 clinicians in the group
- Osh-VA Physicians Group PLLC18 clinicians in the group
Specialties
- Family Practiceprimary
Other family doctors in Portsmouth
Clinicians with the same Medicare primary specialty in Portsmouth, VA — not a recommendation.
Clinician information
| Credential | DO |
|---|---|
| Graduation year | 2015 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1356720049 |
| 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